CS gas

Two-barred crossbill: Kwambukiranya ibice bibiri cyangwa amababa yera yera ni inyoni ntoya ya passerine mumuryango wa finch Fillillidae. Ifite amoko abiri, amababa yera yera muri Amerika ya ruguru, hamwe na kaburimbo ebyiri zibujijwe mu majyaruguru y'uburasirazuba bw'Uburayi na Palearctic.
Isoquinoline: Isoquinoline ni heterocyclic aromatic organic compound. Nuburyo bwubaka isomer ya quinoline. Isoquinoline na quinoline ni benzopyridine, igizwe nimpeta ya benzene ihujwe nimpeta ya pyridine. Mu buryo bwagutse, ijambo isoquinoline rikoreshwa mu kwerekana inkomoko ya isoquinoline. 1-Benzylisoquinoline ni umugongo wubatswe muri alkaloide isanzwe ibaho harimo na papaverine. Impeta ya isoquinoline muri ibyo bintu bisanzwe ikomoka kuri aromatic amino acide tyrosine.
Desoxypipradrol: Desoxypipradrol , izwi kandi ku izina rya 2-⁠diphenylmethylpiperidine ( 2-DPMP ), ni imiti yakozwe na Ciba mu myaka ya za 1950 ikora nka inhibitori ya Norepinephrine-dopamine reuptake (NDRI).
Aurone: Aurone ni imiti ya heterocyclicique igizwe nubwoko bwa flavonoide. Hano hari isomeri ebyiri za molekile, hamwe na ( E ) - na ( Z ) -ibishushanyo. Molekile irimo ikintu cya benzofuran gifitanye isano na benzylidene ihujwe kumwanya wa 2. Muri aurone, itsinda rimeze nka chalcone rifunzwe mu mpeta y'abanyamuryango 5 aho kuba impeta y'abanyamuryango 6 isanzwe ya flavonoide.
2-Benzylpiperidine: 2-Benzylpiperidine numuti utera imbaraga za piperidine. Irasa mumiterere nindi miti nka methylphenidate na desoxypipradrol ariko hafi kimwe cya makumyabiri nkimbaraga, kandi mugihe izamura urugero rwa norepinephrine kurwego rumwe na d-amphetamine, ntigira ingaruka nke cyane kurwego rwa dopamine, hamwe no guhuza kwayo abatwara dopamine hafi inshuro 175 munsi ugereranije na noradrenaline. 2-benzylpiperidine ikoreshwa gake nkikangura, hamwe ningenzi ikoreshwa nkurwego rwo hagati mugukora ibindi biyobyabwenge.
Glucan endo-1,2-beta-glucosidase: Glucan endo-1,2-beta-glucosidase ni enzyme ifite izina ritunganijwe 2-beta-D-glucan glucanohydrolase . Iyi misemburo itera imiti ikurikira Hydrolysis isanzwe ya (1-> 2) -glucosidic ihuza muri (1-> 2) -beta-D-glucans
2-bit: 2-bit irashobora kwerekeza kuri: Ibara rya 2-bit, muri mudasobwa n 2 Bit Pie, itsinda ryumuziki wa elegitoroniki wicyongereza Ubwubatsi bwa 2-bit, bukoreshwa muri biti-bice bitunganijwe
2-bit: 2-bit irashobora kwerekeza kuri: Ibara rya 2-bit, muri mudasobwa n 2 Bit Pie, itsinda ryumuziki wa elegitoroniki wicyongereza Ubwubatsi bwa 2-bit, bukoreshwa muri biti-bice bitunganijwe
Bit slicing: n Gukata biti ni tekinike yo kubaka intungamubiri kuva muri module yabatunganya ubugari buto buto, hagamijwe kongera ijambo uburebure; mubitekerezo gukora n-bit CPU uko bishakiye. Buri kimwe muri ibyo bice bigize module itunganya umurongo umwe cyangwa \ "gukata \" ya operand. Ibice bitunganijwe bitunganijwe noneho byagira ubushobozi bwo gutunganya ijambo ryuzuye ryuzuye-uburebure bwa software runaka.
Color depth: Ubujyakuzimu bw'amabara cyangwa ubujyakuzimu bw'amabara , bizwi kandi nk'uburebure bwa biti , ni umubare wa bits zikoreshwa mu kwerekana ibara rya pigiseli imwe, mu ishusho ya bitmape cyangwa amashusho yerekana amashusho, cyangwa umubare wa bits zikoreshwa kuri buri kintu kigize ibara rya pigiseli imwe . Kubijyanye na videwo yabaguzi, ubujyakuzimu bwa biti bugaragaza umubare wa bits zikoreshwa kuri buri kintu kigize ibara. Iyo uvuze kuri pigiseli, igitekerezo gishobora gusobanurwa nkibice kuri pigiseli (bpp). Iyo uvuze ibice bigize ibara, igitekerezo gishobora gusobanurwa nkibice kuri buri kintu , bits kumurongo , bits kuri buri bara , kandi na bits kuri pigiseli yibice , bits kumurongo wamabara cyangwa bits kuri sample (bps).
Color depth: Ubujyakuzimu bw'amabara cyangwa ubujyakuzimu bw'amabara , bizwi kandi nk'uburebure bwa biti , ni umubare wa bits zikoreshwa mu kwerekana ibara rya pigiseli imwe, mu ishusho ya bitmape cyangwa amashusho yerekana amashusho, cyangwa umubare wa bits zikoreshwa kuri buri kintu kigize ibara rya pigiseli imwe . Kubijyanye na videwo yabaguzi, ubujyakuzimu bwa biti bugaragaza umubare wa bits zikoreshwa kuri buri kintu kigize ibara. Iyo uvuze kuri pigiseli, igitekerezo gishobora gusobanurwa nkibice kuri pigiseli (bpp). Iyo uvuze ibice bigize ibara, igitekerezo gishobora gusobanurwa nkibice kuri buri kintu , bits kumurongo , bits kuri buri bara , kandi na bits kuri pigiseli yibice , bits kumurongo wamabara cyangwa bits kuri sample (bps).
Bit slicing: n Gukata biti ni tekinike yo kubaka intungamubiri kuva muri module yabatunganya ubugari buto buto, hagamijwe kongera ijambo uburebure; mubitekerezo gukora n-bit CPU uko bishakiye. Buri kimwe muri ibyo bice bigize module itunganya umurongo umwe cyangwa \ "gukata \" ya operand. Ibice bitunganijwe bitunganijwe noneho byagira ubushobozi bwo gutunganya ijambo ryuzuye ryuzuye-uburebure bwa software runaka.
Particle decay: Kwangirika kw'ibice ni uburyo bwihuse bwa subatomike imwe idahindagurika ihinduka mubindi bice byinshi. Ibice byakozwe muriki gikorwa bigomba kuba bito cyane kuruta umwimerere, nubwo ubwinshi bwimikorere ya sisitemu igomba kubikwa. Agace ntigahinduka niba hari byibuze imwe yemewe ya nyuma ishobora kubora. Ibice bitajegajega bizagira uburyo bwinshi bwo kubora, buri kimwe gifite aho gihurira. Kubora byahujwe nimbaraga imwe cyangwa nyinshi zingenzi. Ibice mubice byanyuma birashobora kuba ubwabyo bidahindagurika kandi bishobora kubora.
Two-body problem: Mubukanishi bwa kera, ikibazo cyimibiri ibiri nuguhanura icyerekezo cyibintu bibiri binini bigaragara nkibice bito. Ikibazo gifata ko ibintu byombi bikorana gusa; imbaraga zonyine zigira ingaruka kuri buri kintu zikomoka ku kindi, kandi ibindi bintu byose birengagijwe.
Two-body problem in general relativity: Ikibazo cyimibiri ibiri muri rusange muri rusange ni ukumenya icyerekezo cyimikorere ningufu za rukuruzi zimibiri ibiri nkuko byasobanuwe nuburinganire bwumurima rusange. Gukemura ikibazo cya Kepler ni ngombwa kubara ibara ryurumuri rwikurikiranya hamwe ningendo yumubumbe uzenguruka izuba. Ibisubizo bikoreshwa kandi mugusobanura urujya n'uruza rw'inyenyeri zibiri hagati yazo, no kugereranya gutakaza imbaraga zabo buhoro buhoro binyuze mumirasire ya rukuruzi.
Camphor: Camphor ni ibishashara, byaka, bisobanutse neza bifite impumuro nziza. Ni terpenoide ifite imiti ya C 10 H 16 O. Iraboneka mu giti cya camphor laurel ( Cinnamomum camphora ), igiti kinini cyatsi kibisi kiboneka muri Aziya y Uburasirazuba, nacyo kijyanye nigiti cya kapur ( Dryobalanops sp. ), igiti kirekire kuva muri Aziya yepfo. Biboneka no mubindi biti bifitanye isano mumuryango wa laurel, cyane cyane Ocotea usambarensis . Amababi ya Rosemary ( Rosmarinus officinalis ) arimo 0,05 kugeza 0.5% ya kampora, mugihe camphorweed ( Heterotheca ) irimo 5%. Isoko nyamukuru ya kampora muri Aziya ni camphor basil (umubyeyi wa basile yubururu nyafurika). Camphor irashobora kandi kubyazwa umusaruro bivuye mumavuta ya turpentine.
2-bridge knot: Mumibare yimibare yimyumvire, ipfundo ryibiraro 2 ni ipfundo rishobora guhora isotopi kuburyo imikorere yuburebure karemano yatanzwe na z -umuhuzabikorwa ifite maxima ebyiri na minima ebyiri nkibintu bikomeye. Kuringaniza, aya ni ipfundo rifite ikiraro nimero 2, umubare muto muto ushoboka wikiraro kubitereko bidasanzwe.
2-Bromo-1-chloropropane: 2-Bromo-1-chloropropane , C 3 H 6 BrCl, ni alkyl halide. Uru ruganda rworoshye rufite chiral center kandi rukoreshwa rimwe na rimwe kugirango tumenye enantiomeric reaction yuburyo bworoshye bwa chromatografique.
Bromodifluoroacetyl chloride: Bromodifluoroacetyl chloride ni imiti ivanze na formula BrCF 2 COCl. Byakoreshejwe nkibikoresho byo gutangiza synthesis ya (biologiya ikora) α, α-difluoro-γ-lactams kandi yakoreshejwe muguhuza trifluoromethylated C-nucleoside.
Halothane: Halothane , igurishwa mwizina rya Fluothane mubandi, ni anesthetic muri rusange. Irashobora gukoreshwa mugutangira cyangwa kubungabunga anesthesia. Imwe mu nyungu zayo ni uko itongera umusaruro w'amacandwe, ashobora kuba ingirakamaro cyane mubigoye kubyimba. Itangwa no guhumeka.
Bronopol: Bronopol ni urugimbu rukoreshwa nka mikorobe. Nibintu byera byera nubwo ingero zubucuruzi zigaragara nkumuhondo.
2-Bromo-4,5-methylenedioxyamphetamine: 2-Bromo-4,5-methylenedioxyamphetamine ( 6-Bromo-MDA ) numuti utazwi cyane wo mu mutwe na amphetamine wasimbuwe. Yashizwe bwa mbere na Alexander Shulgin. Mu gitabo cye PiHKAL , igipimo cyanditswe kuri mg 350 kandi igihe ntikiramenyekana. Itanga ingaruka zitera imbaraga ariko nta gikorwa cyo mu mutwe cyangwa ibikorwa byimpuhwe. Amakuru make cyane arahari kubyerekeye imiti ya farumasi, metabolism, nuburozi.
Bromocriptine: Bromocriptine ni inkomoko ya ergoline na dopamine agonist ikoreshwa mu kuvura ibibyimba bya pitoito, indwara ya Parkinson (PD), hyperprolactinaemia, syndrome de neuroleptic malignant, kandi, nk'indwara ya diyabete yo mu bwoko bwa 2.
Bromoacetic acid: Acide ya Bromoacetic ni imiti ivanze na formula CH 2 BrCO 2 H. Iki kintu kitagira ibara nikintu gikomeye cya alkylating. Acide ya Bromoacetic na esters zayo zikoreshwa cyane mubice byubaka, urugero muri chimie chimique.
Phenacyl bromide: Phenacyl bromide ni ifumbire mvaruganda hamwe na formula C 6 H 5 C (O) CH 2 Br. Iki kintu kitagira ibara ni lachrymator ikomeye kimwe ningirakamaro ibanziriza ibindi bintu kama.
2-Bromobutane: 2-Bromobutane ni isomer ya 1-bromobutane. Ibicuruzwa byombi bisangiye molekulari C 4 H 9 Br. 2-Bromobutane izwi kandi nka sec -butyl bromide cyangwa methylethylbromomethane. Kuberako irimo bromine, halogene, ni igice cyurwego runini rwibintu bizwi nka alkyl halide. Nibintu bitagira ibara bifite impumuro nziza. Kuberako atome ya karubone ihujwe na bromine ihujwe nizindi karubone ebyiri molekile ivugwa nka alkyl ya kabiri.
2-Bromobutyric acid: 2-Acide ya Bromobutyric ni aside ya karubonike ifite formula ya molekile C 4 H 7 BrO 2 . Ni amazi atagira ibara. Imyanya 2 ni stereogenic, nuko hariho enantiomers ebyiri zuru ruganda. 2-Acide ya Bromobutyric ikoreshwa cyane cyane nkimiti yubaka, nko mugutegura Levetiracetam, imiti igabanya ubukana.
2-Bromobutyric acid: 2-Acide ya Bromobutyric ni aside ya karubonike ifite formula ya molekile C 4 H 7 BrO 2 . Ni amazi atagira ibara. Imyanya 2 ni stereogenic, nuko hariho enantiomers ebyiri zuru ruganda. 2-Acide ya Bromobutyric ikoreshwa cyane cyane nkimiti yubaka, nko mugutegura Levetiracetam, imiti igabanya ubukana.
2-Bromoethyl ether: 2-Bromoethyl ether ni urugingo rwa organobromine nayo ni ether. Ikoreshwa mugukora imiti na ether.
2-Bromopropane: 2-Bromopropane , izwi kandi nka isopropyl bromide na 2-propyl bromide , ni hydrocarubone ya halogene hamwe na formula CH 3 CHBrCH 3 . Ni amazi atagira ibara. Ikoreshwa mugutangiza itsinda ryimikorere ya isopropyl muri synthesis organique. 2-Bromopropane itegurwa no gushyushya isopropanol hamwe na aside hydrobromic.
2-Bromopyridine: 2-Bromopyridine ni ifumbire mvaruganda hamwe na formula BrC 5 H 4 N. Ni amazi atagira ibara akoreshwa nkigihe gito muri synthesis. Irashobora gutegurwa kuva 2-aminopyridine ikoresheje diazotisation ikurikirwa na bromination.
2-Bromothiophene: 2-Bromothiophene ni urugimbu rwa organosulfur hamwe na formula C 4 H 3 BrS. Ni amazi atagira ibara. Bitandukanye na 3-bromothiophene, isomer ya 2-bromo itegurwa neza na bromination igice cya thiophene. Nibibanziriza ibiyobyabwenge byinshi, harimo tipepidine, ticlopidine, na clopidogrel.
Sec-Butylamine: sec -Butylamine ni uruganda rukora imiti (cyane cyane amine) hamwe na formula CH 3 CH 2 CH (NH 2 ) CH 3 . Ni amazi atagira ibara. sec -Butylamine ni imwe muri amine ane ya isomeric ya butane, andi akaba n -butylamine , tert -butylamine , na isobutylamine. sec -Butylamine ni chiral bityo irashobora kubaho muburyo bubiri bwa enantiomeric.
2-Butanol: 2-Butanol , cyangwa sec -butanol , ni ifumbire mvaruganda hamwe na formula C H 3 CH (OH) CH 2 CH 3 . Iyi nzoga ya kabiri ni ikirimi cyaka, kitagira ibara gishobora gushonga mubice 3 byamazi kandi ntibishobora rwose kumera kama. Yakozwe ku rugero runini, cyane cyane nkibibanziriza inganda methyl ethyl ketone. 2-Butanol ni chiral bityo irashobora kuboneka nka kimwe muri stereoisomers ebyiri zagenwe nka ( R ) - (-) - 2-butanol na ( S ) - (+) - 2-butanol. Ubusanzwe ihura nki 1: 1 ivanze rya stereoisomers ebyiri - ivanguramoko.
Butanone: Butanone , izwi kandi nka methyl ethyl ketone ( MEK ), ni ifumbire mvaruganda hamwe na formula CH 3 C (O) CH 2 CH 3 . Iyi ketone idafite ibara ifite umunuko utyaye, uryoshye wibutsa acetone. Yakozwe mu nganda ku rugero runini, ariko ibaho muri kamere gusa. Irashobora gushonga igice mumazi, kandi isanzwe ikoreshwa nkigishishwa cyinganda. Ni isomer yikindi gisubizo, tetrahydrofuran.
Crotonaldehyde: Crotonaldehyde ni imiti ivanze na formula CH 3 CH = CHCHO. Ubusanzwe uruganda rugurishwa nkuruvange rwa E - na Z -isomers, zitandukanye kubijyanye numwanya ugereranije na methyl na formyl. E -isomer irasanzwe (amakuru yatanzwe mumeza ni ya E -isomer). Aya mazi ya lachrymatory arashobora gushonga muburyo bworoshye mumazi kandi ntibishobora kuboneka mumashanyarazi. Nka aldehyde idahagije, crotonaldehyde ni intera ihuza intera muri synthesis. Bibaho mubiribwa bitandukanye, urugero amavuta ya soya.
2-Butene: 2-Butene ni alkene ya acyclic hamwe na atome enye za karubone. Nibisanzwe byoroshye alkene yerekana cis / trans -isomerism ; ni ukuvuga, ibaho nka isomeri ebyiri za geometrike cis -2-butene (-2-butene) na trans -2-butene (-2-butene).
Cis-Butene-1,4-diol: cis -Butene-1,4-diol ni imiti ikoreshwa mu gukora endosulfan. Ifata hamwe na hexachlorocyclopentadiene kugirango ikore dios ya endosulfan. Endosulfan diol noneho ikora hamwe na thionyl chloride kugirango ikore endosulfan.
Butene: Butene , izwi kandi nka butylene , ni alkene ifite formula C 4 H 8 . Ijambo butene rishobora kwerekeza kuri kimwe mubice byose. Nibyuka bitagira ibara biboneka mumavuta ya peteroli nkibintu bito mubwinshi ari bito cyane kubikuramo bifatika. Butene rero iboneka mugukata catalitike ya hydrocarbone yumunyururu muremure usigaye mugihe cyo gutunganya amavuta ya peteroli. Kumeneka bitanga uruvange rwibicuruzwa, na butene ikurwa muribi nukugabanya ibice.
Butene: Butene , izwi kandi nka butylene , ni alkene ifite formula C 4 H 8 . Ijambo butene rishobora kwerekeza kuri kimwe mubice byose. Nibyuka bitagira ibara biboneka mumavuta ya peteroli nkibintu bito mubwinshi ari bito cyane kubikuramo bifatika. Butene rero iboneka mugukata catalitike ya hydrocarbone yumunyururu muremure usigaye mugihe cyo gutunganya amavuta ya peteroli. Kumeneka bitanga uruvange rwibicuruzwa, na butene ikurwa muribi nukugabanya ibice.
Fumaric acid: Acide Fumaric ni ifumbire mvaruganda hamwe na formula HO 2 CCH = CHCO 2 H. Acide ikomeye, acide fumarike iboneka cyane muri kamere. Ifite uburyohe busa n'imbuto kandi bwakoreshejwe nk'inyongeramusaruro. Umubare wacyo E ni E297. Umunyu na esters bizwi nka fumarates . Fumarate irashobora kandi kwerekeza kuri C. 4 H. 2 O 2− 4 ion (mubisubizo). Acide Fumaric ni trans isomer ya acide ya butenedioic, mugihe aside irike ari cis isomer.
Dimethyl fumarate: Dimethyl fumarate ( DMF ) ni methyl ester ya aside fumaric kandi yitiriwe igihingwa cyumwotsi wisi. DMF ifatanije nandi masoko atatu ya acide fumaric (FAEs) yemerewe gusa mubudage nkumuti wo munwa wa psoriasis. Kuva mu 2013, byemejwe n'ikigo cy'Amerika gishinzwe ibiryo n'ibiyobyabwenge (FDA) nkuburyo bwo kuvura abantu bakuru bafite sclerose nyinshi. Muri 2017, uburyo bushya bwo mu kanwa bwa DMF bwemejwe n'ikigo cy'ubuvuzi cy'uburayi (EMA) kugira ngo gikoreshwe mu Burayi mu rwego rwo kuvura icyorezo cya psoriasis giciriritse kandi gikomeye. DMF ikekwa kuba ifite imiti ikingira idateye immunosuppression ikomeye.
2-Butoxyethanol: 2-Butoxyethanol ni ifumbire mvaruganda hamwe na formula ya chimique BuOC 2 H 4 OH (Bu = CH 3 CH 2 CH 2 CH 2 ). Aya mazi adafite ibara afite impumuro nziza, ether-imeze nkumunuko, nkuko ikomoka mumuryango wa glycol ethers, kandi ni butyl ether ya Ethylene glycol. Nkibisanzwe bitavogerwa, bidahenze cyane, bikoreshwa mubicuruzwa byinshi byo murugo ninganda kubera imitungo yabyo. Nibizwi byubuhumekero kandi birashobora kuba uburozi bukabije ariko ubushakashatsi bwinyamaswa ntabwo bwasanze ari mutagenic, kandi nta bushakashatsi bwerekana ko ari kanseri yumuntu. Ubushakashatsi bwakozwe ku byuka 13 byo mu kirere byanduye byakorewe muri Porutugali bwerekanye ko imibare ifitanye isano n'imibare yiyongera ku bipimo byo guhagarika izuru, ubushakashatsi bwerekanye kandi ko hari ishyirahamwe ryiza riri munsi y'urwego rw'ibarurishamibare rifite ibyago byinshi byo kurwara asima ikabije ndetse no kongera umwana BMI.
2-Butoxyethanol: 2-Butoxyethanol ni ifumbire mvaruganda hamwe na formula ya chimique BuOC 2 H 4 OH (Bu = CH 3 CH 2 CH 2 CH 2 ). Aya mazi adafite ibara afite impumuro nziza, ether-imeze nkumunuko, nkuko ikomoka mumuryango wa glycol ethers, kandi ni butyl ether ya Ethylene glycol. Nkibisanzwe bitavogerwa, bidahenze cyane, bikoreshwa mubicuruzwa byinshi byo murugo ninganda kubera imitungo yabyo. Nibizwi byubuhumekero kandi birashobora kuba uburozi bukabije ariko ubushakashatsi bwinyamaswa ntabwo bwasanze ari mutagenic, kandi nta bushakashatsi bwerekana ko ari kanseri yumuntu. Ubushakashatsi bwakozwe ku byuka 13 byo mu kirere byanduye byakorewe muri Porutugali bwerekanye ko imibare ifitanye isano n'imibare yiyongera ku bipimo byo guhagarika izuru, ubushakashatsi bwerekanye kandi ko hari ishyirahamwe ryiza riri munsi y'urwego rw'ibarurishamibare rifite ibyago byinshi byo kurwara asima ikabije ndetse no kongera umwana BMI.
Sec-Butylamine: sec -Butylamine ni uruganda rukora imiti (cyane cyane amine) hamwe na formula CH 3 CH 2 CH (NH 2 ) CH 3 . Ni amazi atagira ibara. sec -Butylamine ni imwe muri amine ane ya isomeric ya butane, andi akaba n -butylamine , tert -butylamine , na isobutylamine. sec -Butylamine ni chiral bityo irashobora kubaho muburyo bubiri bwa enantiomeric.
2-Butyne: 2-Butyne ( dimethylacetylene , crotonylene cyangwa ariko-2-yne ) ni alkyne ifite formulaire ya chimique CH 3 C≡CCH 3 . Yakozwe muburyo bwa artificiel, ni ibara ritagira ibara, rihindagurika, ryamazi yubushyuhe busanzwe hamwe nigitutu.
1,4-Butynediol: 1,4-Butynediol ni ifumbire mvaruganda ni alkyne na diol. Nibara ritagira ibara, hygroscopique ikomeye ibora mumazi hamwe na polar organic solvent. Nibicuruzwa byingenzi mubucuruzi muburyo bwabyo kandi nkibibanziriza ibindi bicuruzwa.
2-alkyn-1-ol dehydrogenase: Muri enzymologiya, 2-alkyn-1-ol dehydrogenase (EC 1.1.1.165 ) ni enzyme itera reaction yimiti ikurikira: 2-butyne-1,4-diol + NAD + 4-hydroxy-2-butynal + NADH + H +	In enzymology, a 2-alkyn-1-ol dehydrogenase (EC 1.1.1.165) is an enzyme that catalyzes the chemical reaction below: 2-butyne-1,4-diol + NAD+
Dicyanoacetylene: Dicyanoacetylene , nanone yitwa carbone subnitride cyangwa ariko-2-ynedinitrile (IUPAC), ni uruvange rwa karubone na azote hamwe na formula C 4 N 2 . Ifite umurongo umwe wa molekuline, N≡C - C≡C - C≡N (mu magambo ahinnye yiswe NC 4 N), hamwe no guhinduranya inshuro eshatu hamwe na covalent. Irashobora kubonwa nka acetylene hamwe na atome ebyiri za hydrogen zasimbuwe nitsinda rya cyanide.
Tetrolic acid: Acide ya Tetrolic ( 2-butynoic aside ) ni acide ya karubasi ya karubike ituzuye, isobanurwa na formula CH 3 -C≡C-CO 2 H. Umunyu hamwe na est est ya aside tetrolike izwi nka tetrolate .
2×4: 2 × 4 cyangwa bibiri kuri bine bishobora kwerekeza kuri:
Data structure alignment: n Guhuza amakuru yuburyo nuburyo amakuru yatunganijwe kandi akaboneka mububiko bwa mudasobwa. Igizwe nibibazo bitatu bitandukanye ariko bifitanye isano: guhuza amakuru , imiterere yamakuru padi , no gupakira .
Data structure alignment: n Guhuza amakuru yuburyo nuburyo amakuru yatunganijwe kandi akaboneka mububiko bwa mudasobwa. Igizwe nibibazo bitatu bitandukanye ariko bifitanye isano: guhuza amakuru , imiterere yamakuru padi , no gupakira .
Data structure alignment: n Guhuza amakuru yuburyo nuburyo amakuru yatunganijwe kandi akaboneka mububiko bwa mudasobwa. Igizwe nibibazo bitatu bitandukanye ariko bifitanye isano: guhuza amakuru , imiterere yamakuru padi , no gupakira .
2C: 2C cyangwa II-C irashobora kwerekeza kuri: 2C (psychedelics), umuryango wa fenethylamine ya psychedelic n Alpha-2C reseptor ya adrenergic reseptor mubinyabuzima Apple IIc, mudasobwa yihariye yatangijwe na Apple Computer muri Mata 1984 \ n Char 2C, ikigega kiremereye cy'Abafaransa cyateye imbere mu Ntambara ya Mbere y'Isi Yose \ n Birebire Werurwe 2C, roketi y'Ubushinwa \ n Oflag II-C, Intambara ya Kabiri y'Isi Yose Ingabo z'Abadage Imfungwa-y'intambara iherereye hafi ya Woldenburg \ n Amafaranga 2 (disambiguation) , igiceri mubice bimwe \ n Cataloge ya kabiri ya Cataloge ya Radio Inkomoko \ n Babiri buzuzanya, sisitemu yo kwerekana imibare yasinywe kuri mudasobwa \ n 2C Media, isosiyete ikora televiziyo ifite icyicaro i Miami, muri Floride \ n Mu mategeko ya New Jersey, amategeko ya New Jersey agenga ubutabera mpanabyaha \ n 2C (umucuranzi), umucuranzi wo muri Liberiya akaba n'umwanditsi w'indirimbo
Camphor: Camphor ni ibishashara, byaka, bisobanutse neza bifite impumuro nziza. Ni terpenoide ifite imiti ya C 10 H 16 O. Iraboneka mu giti cya camphor laurel ( Cinnamomum camphora ), igiti kinini cyatsi kibisi kiboneka muri Aziya y Uburasirazuba, nacyo kijyanye nigiti cya kapur ( Dryobalanops sp. ), igiti kirekire kuva muri Aziya yepfo. Biboneka no mubindi biti bifitanye isano mumuryango wa laurel, cyane cyane Ocotea usambarensis . Amababi ya Rosemary ( Rosmarinus officinalis ) arimo 0,05 kugeza 0.5% ya kampora, mugihe camphorweed ( Heterotheca ) irimo 5%. Isoko nyamukuru ya kampora muri Aziya ni camphor basil (umubyeyi wa basile yubururu nyafurika). Camphor irashobora kandi kubyazwa umusaruro bivuye mumavuta ya turpentine.
Garage (residential): Igaraje ryo guturamo ni urukuta ruzengurutswe, rusakaye hejuru yo kubika ibinyabiziga cyangwa ibinyabiziga bishobora kuba igice cyangwa bifatanye n'inzu, cyangwa inyubako itandukanye cyangwa isuka. Igaraje ryo guturamo risanzwe rifite umwanya wimodoka imwe cyangwa ebyiri, nubwo garage yimodoka eshatu zikoreshwa. Iyo igaraje ifatanye n'inzu, ubusanzwe igaraje rifite umuryango winjira munzu, ryitwa umuryango wumuntu cyangwa umuryango wumuntu , bitandukanye numuryango mugari kandi muremure wimodoka, bita umuryango wa garage, ushobora kuzamurwa kugirango ubyemere kwinjira no gusohoka kw'ikinyabiziga hanyuma gifunga kugirango umutekano wikinyabiziga. Igaraje ririnda ikinyabiziga kugwa, kandi, niba gifite urugi rwa garage rufunga, rurinda kandi ibinyabiziga kwiba no kwangiza. Igaraje ryinshi naryo rikora imirimo myinshi nkamahugurwa yimishinga itandukanye, harimo gushushanya, gukora ibiti, no guterana.
3-carboxy-cis,cis-muconate cycloisomerase: Muri enzymologiya, 3-carboxy-cis, cis-muconate cycloisomerase ni enzyme itera reaction yimiti 2-karubasi-2,5-dihydro-5-oxofuran-2-acetate cis, cis-butadiene-1,2,4-tricarboxylate	In enzymology, a 3-carboxy-cis,cis-muconate cycloisomerase is an enzyme that catalyzes the chemical reaction 2-carboxy-2,5-dihydro-5-oxofuran-2-acetate
Kainic acid: Acide ya Kainic , cyangwa kainate , ni aside isanzwe iboneka mu byatsi byo mu nyanja. Acide ya Kainic ni neuroexcitatory amino aconist ikora cyane mugukora reseptor ya glutamate, nyamukuru itera neurotransmitter muri sisitemu yo hagati. Glutamate ikorwa nuburyo bwimikorere ya selile kandi hariho ibyiciro bine byingenzi byakira glutamate: reseptor ya NMDA, reseptor ya AMPA, reseptor ya kainate, na reseptor ya metabotropic glutamate. Acide ya Kainic ni agonist kubakira kainate, ubwoko bwa reseptor ya ionotropique glutamate. Kainate yakira birashoboka kugenzura umuyoboro wa sodiumi utanga imbaraga zishimishije za postynaptic (EPSPs) mugihe glutamate ihambiriye.
2-Carboxy-D-arabitinol 1-phosphate: 2-Carboxy- d -arabitinol 1-fosifate ni molekile ikorerwa mu bimera bibuza umusaruro wa RuBisCO, enzyme yingenzi mu ruzinduko rwa Calvin no gutunganya karubone. Mu bihe byijimye, iyi molekile ihuza RuBisCO, ikayirinda kugira uruhare mu miti. Mugihe urumuri rwinshi rugenda rwiyongera, urwego rwa CA1P rugabanuka, kurekura amaherezo ya RuBisCO, bigatuma molekile nyinshi zigira uruhare mubitekerezo byimiti. Irashobora gusenywa na enzyme 2-karubasi- d -arabinitol-1-fosifata muri 2-karubasi- d -arabinitol .
2-Carboxy-D-arabinitol-1-phosphatase: 2-carboxy-D-arabinitol-1-fosifata (nanone yitwa CA1Pase ; EC 3.1.3.63 ) ni enzyme itera reaction yimiti 2-karubasi-D-arabinitol 1-fosifate + H 2 O. 2-karubasi-D-arabinitol + fosifate	2-carboxy-D-arabinitol-1-phosphatase (also called CA1Pase; EC 3.1.3.63) is an enzyme that catalyzes the chemical reaction 2-carboxy-D-arabinitol 1-phosphate + H2O
2-Carboxy-D-arabinitol-1-phosphatase: 2-carboxy-D-arabinitol-1-fosifata (nanone yitwa CA1Pase ; EC 3.1.3.63 ) ni enzyme itera reaction yimiti 2-karubasi-D-arabinitol 1-fosifate + H 2 O. 2-karubasi-D-arabinitol + fosifate	2-carboxy-D-arabinitol-1-phosphatase (also called CA1Pase; EC 3.1.3.63) is an enzyme that catalyzes the chemical reaction 2-carboxy-D-arabinitol 1-phosphate + H2O
Acrylic acid: Acide ya Acrylic (IUPAC: acide propenoic ) ni ifumbire mvaruganda hamwe na formula CH 2 = CHCOOH. Nibintu byoroshye cyane bya karubasi ya acide, bigizwe nitsinda rya vinyl rihujwe neza na karubasi ya acide. Aya mazi atagira ibara afite acrid cyangwa impumuro nziza. Ntibisanzwe n'amazi, alcool, ethers, na chloroform. Toni zirenga miliyoni zikorwa buri mwaka.
Propagermanium: Propagermanium (INN), izwi kandi ku yandi mazina atandukanye arimo bis (2-carboxyethylgermanium) sesquioxide na 2-carboxyethylgermasesquioxane , ni urugingo ngengabuzima rwa germanium igurishwa nk'indi miti. Nibintu bya polymeric hamwe na formula ((HOOCCH 2 CH 2 Ge) 2 O 3 ) n .
2,6-Dihydroxybenzoic acid: 2,6-Dihydroxybenzoic aside ni aside ya dihydroxybenzoic.nNi aside irike cyane kubera guhuza hydrogène idasanzwe.
Strict 2-category: Mubyiciro byibyiciro, ibyiciro 2 bikomeye ni icyiciro gifite "morphism hagati ya morphism \", ni ukuvuga, aho buri rugo-rwonyine rutwara imiterere yicyiciro. Irashobora gusobanurwa muburyo nkicyiciro gikungahaye kuri Cat .
Strict 2-category: Mubyiciro byibyiciro, ibyiciro 2 bikomeye ni icyiciro gifite "morphism hagati ya morphism \", ni ukuvuga, aho buri rugo-rwonyine rutwara imiterere yicyiciro. Irashobora gusobanurwa muburyo nkicyiciro gikungahaye kuri Cat .
Strict 2-category: Mubyiciro byibyiciro, ibyiciro 2 bikomeye ni icyiciro gifite "morphism hagati ya morphism \", ni ukuvuga, aho buri rugo-rwonyine rutwara imiterere yicyiciro. Irashobora gusobanurwa muburyo nkicyiciro gikungahaye kuri Cat .
2C-B: 2C-B ( 2,5-dimethoxy-4-bromophenethylamine ) numuti wo mumutwe wumuryango wa 2C. Yashizwe bwa mbere na Alexander Shulgin mu 1974. Mu gitabo cya Shulgin PiHKAL , urugero rwa dosiye rwashyizwe kuri mg 12-24. Nkumuti wo kwidagadura, 2C-B igurishwa nkifu yera rimwe na rimwe ikanda mubinini cyangwa imipira ya gel. Bivugwa kandi ku mazina menshi yo kumuhanda. Ubusanzwe ibiyobyabwenge bifatwa mu kanwa, ariko birashobora no gutoborwa (gushiramo) cyangwa guhumeka.
Graph embedding: Mu nyigisho topological Imbonerahamwe, umuntu kwinjizamo ya Imbonerahamwe a hejuru ni ihagararirwa rya ku in Ingingo ya Bifitanye isano na vertices na arcs yoroshye ihujwe nimpande kuburyo: iherezo rya arc rifitanye isano nuruhande ni ingingo zijyanye na vertike yanyuma ya nta arcs irimo ingingo zijyanye nizindi vertike, \ n arc ebyiri ntizigera zihurira kumwanya uri imbere murimwe muri arc.
2channel: Umuyoboro , bizwi kandi nka 2ch , Umuyoboro wa 2 , ndetse rimwe na rimwe bisubira inyuma nka 2ch.net , cyari igitabo cy'Abayapani kitazwi cyashinzwe mu 1999 na Hiroyuki Nishimura. Nka \ "Ubuyapani buzwi cyane kumurongo wa interineti, aho abakoresha bagera kuri miriyoni icumi babugeraho buri munsi, \" bwagize uruhare runini muri societe isobanurwa nk'ibitangazamakuru gakondo nka televiziyo, radiyo, n'ibinyamakuru. Mu 2007, urubuga rwinjije buri mwaka amafaranga agera kuri miliyoni 100; icyo gihe cyari urubuga runini nkurwo kwisi, rwakira imyanya miliyoni 2.5 kumunsi.
2channel: Umuyoboro , bizwi kandi nka 2ch , Umuyoboro wa 2 , ndetse rimwe na rimwe bisubira inyuma nka 2ch.net , cyari igitabo cy'Abayapani kitazwi cyashinzwe mu 1999 na Hiroyuki Nishimura. Nka \ "Ubuyapani buzwi cyane kumurongo wa interineti, aho abakoresha bagera kuri miriyoni icumi babugeraho buri munsi, \" bwagize uruhare runini muri societe isobanurwa nk'ibitangazamakuru gakondo nka televiziyo, radiyo, n'ibinyamakuru. Mu 2007, urubuga rwinjije buri mwaka amafaranga agera kuri miliyoni 100; icyo gihe cyari urubuga runini nkurwo kwisi, rwakira imyanya miliyoni 2.5 kumunsi.
CS gas: Ifumbire ya 2-chlorobenzalmalononitrile (nanone yitwa o -chlorobenzylidene malononitrile ; amata yimiti: C 10 H 5 ClN 2 ), cyanocarubone, nicyo gisobanura gaze amarira bakunze kwita gaze ya CS , ikoreshwa nkumukozi ushinzwe kugenzura imvururu. Guhura bitera kwaka no gutobora amaso kugeza aho ingingo idashobora guhumura amaso yabo, hamwe no kurakara kwijimye ryamazuru yizuru, umunwa numuhogo, bikaviramo gukorora cyane, ururenda rwizuru, guta umutwe, na ingorane zo guhumeka, igice kidashoboye ingingo. Gazi ya CS ni aerosol yumuti uhindagurika (ibintu bishonga ibindi bintu bikora kandi bigahinduka byoroshye) na 2-chlorobenzalmalononitrile, ikaba ari uruganda rukomeye mubushyuhe bwicyumba. Gazi ya CS isanzwe yemerwa nkaho itica. Yashizwe bwa mbere n'abanyamerika babiri, Ben Corson na Roger Stoughton, muri kaminuza ya Midbury mu 1928, kandi izina ry'imiti rikomoka ku nyuguti za mbere z'amazina y'abahanga.
1-Chloro-1,2,2,2-tetrafluoroethane: 1-Chloro-1,2,2,2-tetrafluoroethane , C 2 HCl F 4 , ni hydrochlorofluorocarbon ikoreshwa nkigice cya firigo zitangwa nkigisimbuza chlorofluorocarbone. HCFC-124 ikoreshwa kandi muri sisitemu yo kuzimya umuriro wa gaze nkuwasimbuye bromochlorocarbons.
2-Chloro-1,1,1-trifluoroethane: 2-Chloro-1,1,1-trifluoroethane , izwi kandi nka 1,1,1-trifluoro-2-chloroethane cyangwa Freon 133a , ni alkyl halide iri mu cyiciro cya chlorofluorocarbone, ifite formula ya chimique F 3 C-CH 2 -Cl. Mubihe bisanzwe bigaragara nka gaze itagira ibara, igashonga igice mumazi. Ikoreshwa nka firigo, nkigishishwa kandi nka reagent muri synthesis.
Chlorfenvinphos: Chlorfenvinphos nizina risanzwe ryuruganda rwa organophosifore rwakoreshwaga cyane nkumuti wica udukoko na acariside. Molekile ubwayo irashobora gusobanurwa nka estol ester ikomoka kuri dichloroacetophenone na aside diethylphosphonic. Chlorfenvinphos yashyizwe mu bicuruzwa byinshi kuva yatangira gukoreshwa mu 1963. Icyakora, kubera ingaruka z'uburozi nka inhibitori ya cholinesterase yabujijwe mu bihugu byinshi, harimo Amerika ndetse n'ubumwe bw'ibihugu by'Uburayi. Ikoreshwa ryayo muri Amerika ryahagaritswe mu 1991.
Chloromuconate cycloisomerase: Muri enzymologiya, chloromuconate cycloisomerase ni enzyme itera reaction yimiti 2-chloro-2,5-dihydro-5-oxofuran-2-acetate 3-chloro-cis, cis-muconate
Tert-Amyl chloride: tert -Amyl chloride ni alkyl chloride ikoreshwa muguhumura no kunuka. Ku bushyuhe bwicyumba, ni amazi atagira ibara afite impumuro idashimishije. Irashobora guhuzwa kuva tert -amyl inzoga na S N 1 reaction .
Tert-Butyl chloride: tert -Butyl chloride ni organochloride hamwe na formula (CH 3 ) 3 CCl. Nibintu bitagira ibara, byaka umuriro. Ntishobora gushonga cyane mumazi, hamwe nogushaka kwanduza hydrolysis kuri tert -butyl inzoga. Ikorwa mu nganda nkibibanziriza ibindi bintu kama.
Starlicide: Uburozi bwa Starlicide cyangwa gull ni uburozi bwa chimique bwangiza cyane inyenyeri n'iburayi, ariko ntibishobora kwangiza izindi nyoni cyangwa inyamaswa z'inyamabere nk'abantu n'amatungo.
2-chloro-4-carboxymethylenebut-2-en-1,4-olide isomerase: Muri enzymologiya, 2-chloro-4-carboxymethylenebut-2-en-1,4-olide isomerase ni enzyme itera reaction yimiti cis-2-chloro-4-carboxymethylenebut-2-en-1,4-olide trans-2-chloro-4-carboxymethylenebut-2-en-1,4-olide	In enzymology, a 2-chloro-4-carboxymethylenebut-2-en-1,4-olide isomerase is an enzyme that catalyzes the chemical reaction cis-2-chloro-4-carboxymethylenebut-2-en-1,4-olide
2-chloro-4-carboxymethylenebut-2-en-1,4-olide isomerase: Muri enzymologiya, 2-chloro-4-carboxymethylenebut-2-en-1,4-olide isomerase ni enzyme itera reaction yimiti cis-2-chloro-4-carboxymethylenebut-2-en-1,4-olide trans-2-chloro-4-carboxymethylenebut-2-en-1,4-olide	In enzymology, a 2-chloro-4-carboxymethylenebut-2-en-1,4-olide isomerase is an enzyme that catalyzes the chemical reaction cis-2-chloro-4-carboxymethylenebut-2-en-1,4-olide
Cloniprazepam: Cloniprazepam ni inkomoko ya benzodiazepine na prodrug cyane cyane kuri clonazepam nizindi metabolite.
2-Chloro-9,10-bis(phenylethynyl)anthracene: 2-Chloro-9,10-bis (phenylethynyl) anthracene ni irangi rya fluorescent rikoreshwa mumatara. Itanga urumuri rwatsi, rukoreshwa mumasaha 12 yubushyuhe buke Cyalume.
2-Chloro-9,10-diphenylanthracene: 2-Chloro-9,10-diphenylanthracene ni irangi rya fluorescent rikoreshwa mubiti byaka kugirango ubururu-icyatsi kibisi. Nibikomoka kuri chlorine ikomoka kuri 9,10-diphenylanthracene.
2-Chloro-9,10-bis(phenylethynyl)anthracene: 2-Chloro-9,10-bis (phenylethynyl) anthracene ni irangi rya fluorescent rikoreshwa mumatara. Itanga urumuri rwatsi, rukoreshwa mumasaha 12 yubushyuhe buke Cyalume.
CCPA (biochemistry): 2-Chloro- N 6 -cyclopentyladenosine ( CCPA ) ni reseptor agonist yihariye ya reseptor ya Adenosine A1. Irasa na N 6 -cyclopentyladenosine .
Chloroacetaldehyde: Chloroacetaldehyde ni ifumbire mvaruganda hamwe na formula ClCH 2 CHO. Kimwe nibintu bimwe bifitanye isano, ni reagent ya electrophilique cyane kandi ishobora gutera akaga. Uruvange ntirusanzwe ruhura muburyo bwa anhydrous, ahubwo ni nka hemiacetal (ClCH 2 CH (OH)) 2 O.
Chloroacetyl chloride: Chloroacetyl chloride ni chlorine acyl chloride. Nibintu bibiri bifatanyirijwe hamwe, bigira akamaro ko kubaka inyubako.
2-Chlorobenzaldehyde: 2-Chlorobenzaldehyde ( o -Chlorobenzaldehyde ) ni chlorine ikomoka kuri benzaldehyde ikoreshwa mugukora gaze ya CS. Irakora hamwe na malononitrile kugirango ikore CS.
CS gas: Ifumbire ya 2-chlorobenzalmalononitrile (nanone yitwa o -chlorobenzylidene malononitrile ; amata yimiti: C 10 H 5 ClN 2 ), cyanocarubone, nicyo gisobanura gaze amarira bakunze kwita gaze ya CS , ikoreshwa nkumukozi ushinzwe kugenzura imvururu. Guhura bitera kwaka no gutobora amaso kugeza aho ingingo idashobora guhumura amaso yabo, hamwe no kurakara kwijimye ryamazuru yizuru, umunwa numuhogo, bikaviramo gukorora cyane, ururenda rwizuru, guta umutwe, na ingorane zo guhumeka, igice kidashoboye ingingo. Gazi ya CS ni aerosol yumuti uhindagurika (ibintu bishonga ibindi bintu bikora kandi bigahinduka byoroshye) na 2-chlorobenzalmalononitrile, ikaba ari uruganda rukomeye mubushyuhe bwicyumba. Gazi ya CS isanzwe yemerwa nkaho itica. Yashizwe bwa mbere n'abanyamerika babiri, Ben Corson na Roger Stoughton, muri kaminuza ya Midbury mu 1928, kandi izina ry'imiti rikomoka ku nyuguti za mbere z'amazina y'abahanga.
2-chlorobenzoate 1,2-dioxygenase: Muri enzymologiya, 2-chlorobenzoate 1,2- dioxydejene (EC 1.14.12.13 ) ni enzyme itera reaction yimiti 2-chlorobenzoate + NADH + H + + O 2 catechol + chloride + NAD + + CO 2	In enzymology, a 2-chlorobenzoate 1,2-dioxygenase (EC 1.14.12.13) is an enzyme that catalyzes the chemical reaction 2-chlorobenzoate + NADH + H+ + O2
2-Chlorobenzoic acid: 2-Acide ya Chlorobenzoic ni ifumbire mvaruganda hamwe na formula ClC 6 H 4 CO 2 H. Ni imwe muri acide eshatu za isomeric chlorobenzoic acide, imwe niyo aside ikomeye. Iki cyuma cyera gikoreshwa nkibibanziriza ibiyobyabwenge bitandukanye, inyongeramusaruro, n amarangi.
CS gas: Ifumbire ya 2-chlorobenzalmalononitrile (nanone yitwa o -chlorobenzylidene malononitrile ; amata yimiti: C 10 H 5 ClN 2 ), cyanocarubone, nicyo gisobanura gaze amarira bakunze kwita gaze ya CS , ikoreshwa nkumukozi ushinzwe kugenzura imvururu. Guhura bitera kwaka no gutobora amaso kugeza aho ingingo idashobora guhumura amaso yabo, hamwe no kurakara kwijimye ryamazuru yizuru, umunwa numuhogo, bikaviramo gukorora cyane, ururenda rwizuru, guta umutwe, na ingorane zo guhumeka, igice kidashoboye ingingo. Gazi ya CS ni aerosol yumuti uhindagurika (ibintu bishonga ibindi bintu bikora kandi bigahinduka byoroshye) na 2-chlorobenzalmalononitrile, ikaba ari uruganda rukomeye mubushyuhe bwicyumba. Gazi ya CS isanzwe yemerwa nkaho itica. Yashizwe bwa mbere n'abanyamerika babiri, Ben Corson na Roger Stoughton, muri kaminuza ya Midbury mu 1928, kandi izina ry'imiti rikomoka ku nyuguti za mbere z'amazina y'abahanga.
CS gas: Ifumbire ya 2-chlorobenzalmalononitrile (nanone yitwa o -chlorobenzylidene malononitrile ; amata yimiti: C 10 H 5 ClN 2 ), cyanocarubone, nicyo gisobanura gaze amarira bakunze kwita gaze ya CS , ikoreshwa nkumukozi ushinzwe kugenzura imvururu. Guhura bitera kwaka no gutobora amaso kugeza aho ingingo idashobora guhumura amaso yabo, hamwe no kurakara kwijimye ryamazuru yizuru, umunwa numuhogo, bikaviramo gukorora cyane, ururenda rwizuru, guta umutwe, na ingorane zo guhumeka, igice kidashoboye ingingo. Gazi ya CS ni aerosol yumuti uhindagurika (ibintu bishonga ibindi bintu bikora kandi bigahinduka byoroshye) na 2-chlorobenzalmalononitrile, ikaba ari uruganda rukomeye mubushyuhe bwicyumba. Gazi ya CS isanzwe yemerwa nkaho itica. Yashizwe bwa mbere n'abanyamerika babiri, Ben Corson na Roger Stoughton, muri kaminuza ya Midbury mu 1928, kandi izina ry'imiti rikomoka ku nyuguti za mbere z'amazina y'abahanga.