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I-D-(+)-Glucono-1,5-lactone CAS:90-80-2
I-D-(+)-Glucono-1,5-lactone iyi-ester ejikelezayo yemvelo eyakhiwe nge-D-gluconic acid. Iyinhlanganisela ebalulekile yamakhemikhali enokusetshenziswa ekudleni, emithini yemithi, nasezimonyweni. Le lactone yaziwa ngezakhiwo zayo ezithambile ze-asidi futhi isebenza njengesandulela sezinto ezahlukahlukene ezisetshenziswa ezinqubweni zokubilisa kanye nezithasiselo zokudla ezisebenzayo. I-D-(+)-Glucono-1,5-lactone nayo ikhombisa izakhiwo ze-antioxidant, okwenza ibe yigugu ezisetshenzisweni ezihlobene nempilo. Ukuguquguquka kwayo kokubili ezindaweni zezimboni nezocwaningo kugqamisa ukubaluleka kwayo emkhakheni we-organic chemistry kanye ne-biochemistry.
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I-Aniracetam CAS:72432-10-1
I-Aniracetam iyinhlanganisela ye-nootropic eyingxenye yomndeni we-racetam, eyaziwa ngezakhiwo zayo zokuthuthukisa ingqondo. Ihlukaniswe ngamakhemikhali njenge-1-(4-methoxybenzoyl)-2-pyrrolidinone, yasungulwa ngawo-1970 futhi yaziwa ngokuthuthukisa inkumbulo, ukufunda, kanye nomsebenzi wokuqonda jikelele. I-Aniracetam ilawula umsebenzi we-neurotransmitter, ikakhulukazi ngokuthonya ama-acetylcholine nama-glutamate receptors, abalulekile ekuqineni kwe-synaptic. Ngenkathi ekuqaleni yafundwa ngokuncipha kwengqondo kanye nezimo ezihlobene nobudala, intshisekelo ku-aniracetam ifinyelela ekusetshenzisweni kwayo okungenzeka ekuthuthukiseni ukugxila, ubuhlakani, kanye nemizwa. Ucwaningo oluqhubekayo luhlose ukucacisa izindlela zayo zokusebenza kanye nemiphumela ebanzi yokwelapha.
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2,6-Dichloronitrobenzene CAS:601-88-7
I-2,6-Dichloronitrobenzene iyinhlanganisela enuka kamnandi enama-athomu amabili e-chlorine kanye neqembu elilodwa le-nitro elixhunywe endandatho ye-benzene. Ifomula yayo yamakhemikhali yi-C6H3Cl2N O2, futhi ingeyomndeni wama-nitrobenzene ane-chlorine. Le nhlanganisela isetshenziswa kakhulu ekuhlanganisweni kwezinto eziphilayo njengendlela yokukhiqiza imithi ehlukahlukene, amakhemikhali ezolimo, kanye nodayi. Ukuba khona kwamaqembu e-chlorine kanye ne-nitro kuthuthukisa ukusabela kwayo kwe-electrophilic, okwenza i-2,6-dichloronitrobenzene ibe yisakhiwo esibalulekile ekwakheni ama-molecule ayinkimbinkimbi kakhulu. Ucwaningo luyaqhubeka nokuhlola ukusetshenziswa kwayo kanye nemiphumela yokusetshenziswa kwayo emvelweni.
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Iodotrimethylsilane CAS:16029-98-4
I-Iodotrimethylsilane (TMSI) iyinhlanganisela ye-organosilicon ehlukahlukene enefomula yama-molecule i-C3H9SI, ebonakala ngokuba khona kwamaqembu amathathu e-methyl anamathele ku-athomu ye-silicon, kanye ne-iodine substituent. Le nhlanganisela isebenza njenge-reagent ebalulekile ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi ekwethuleni ukusebenza kwe-iodine kuma-substrate ahlukahlukene e-organic. Amandla ayo okwenza kube lula ukushintshaniswa kwe-nucleophilic kanye nokuguqulwa kwama-alcohols nama-amine kuyenza ibe ithuluzi elibalulekile kokubili ocwaningweni lwezemfundo kanye nezicelo zezimboni. Iphrofayili ye-reactivity eyingqayizivele ye-Iodotrimethylsilane iyaqhubeka nokuhlolwa ngezindlela ezintsha kumakhemikhali okwenziwa kanye nesayensi yezinto ezibonakalayo.
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I-Pyridine hydrobromide CAS:18820-82-1
I-Pyridine hydrobromide iyi-derivative ye-pyridine, i-heterocycle enamalungu ayisithupha equkethe i-athomu eyodwa ye-nitrogen. Ivame ukutholakala ngesimo sosawoti wayo we-hydrobromide, lapho i-pyridine ikhiqizwa khona yi-hydrobromic acid. Le nhlanganisela, evame ukumelelwa njenge-C5H6BrN, isetshenziswa njenge-reagent kanye ne-catalyst ekusabeleni okuhlukahlukene kwamakhemikhali, ikakhulukazi ekuhlanganisweni kwezinto eziphilayo kanye namakhemikhali ezokwelapha. I-Pyridine hydrobromide idlala indima ebalulekile ekulungiseleleni i-pyridine derivatives kanye nezinye izinto eziqukethe i-nitrogen, okwenza ibe usizo kokubili ekusetshenzisweni kwezimboni kanye nocwaningo lwezemfundo.
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I-6-Chloro-5-(2-chloroethyl)oxindole CAS:118289-55-7
I-6-Chloro-5-(2-chloroethyl)oxindole iyinhlanganisela yokwenziwa eyingxenye yama-molecule e-oxindole, aziwa ngemisebenzi yawo ehlukahlukene yezinto eziphilayo. Ukuba khona kwezinto ezithatha indawo ye-chlorine ezindaweni ezithile kuthuthukisa ukusabela kwayo kwamakhemikhali futhi kuthonya izakhiwo zayo zezokwelapha. Le nhlanganisela idonsele ukunaka kumakhemikhali ezokwelapha ngenxa yezicelo zayo ezingaba khona ekuthuthukisweni kwemithi, ikakhulukazi njengesikafu sokuklama izindlela zokwelapha eziqondisa izifo ezahlukahlukene. Izici zayo zesakhiwo zivumela izinguquko ezingathuthukisa ukusebenza kahle noma ukukhetha, okwenza kube yisinqumo esithembisayo sokuhlola okwengeziwe ocwaningweni lwemithi.
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I-2-Amino-5-bromopyrimidine CAS:7752-82-1
I-2-Amino-5-bromopyrimidine iyi-halogenated pyrimidine derivative ebonakala ngeqembu lama-amino endaweni engu-2 kanye ne-athomu ye-bromine endaweni engu-5 yendandatho ye-pyrimidine. Le nhlanganisela, enefomula yama-molecule i-C4H4BrN3, ithole ukunakwa kumakhemikhali ezokwelapha ngenxa yamandla ayo njengesisekelo sokwakha ama-molecule asebenzayo. Ukuba khona kwamaqembu asebenzayo e-amino kanye ne-bromine kuthuthukisa ukusabela kwayo, okwenza ifanelekele ukuguqulwa kwamakhemikhali ahlukahlukene. Ucwaningo nge-2-amino-5-bromopyrimidine lugxile ekusetshenzisweni kwayo ekuthuthukisweni kwemithi, ikakhulukazi ekudaleni ama-compound anezakhiwo zokulwa namagciwane kanye nokulwa nomdlavuza.
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1,3,5-Trifluorobenzene CAS:372-38-3
I-1,3,5-Trifluorobenzene iyinhlanganisela enuka kamnandi enama-fluorine ebonakala ngezinto ezintathu ezithatha indawo ye-fluorine ezibekwe ezindaweni ezingu-1, 3, kanye no-5 endandatho ye-benzene. Le nhlanganisela ibalulekile kumakhemikhali ezinto eziphilayo ngenxa yezakhiwo ezihlukile ezinikezwa ama-athomu e-fluorine, okuhlanganisa ukuzinza kwamakhemikhali okuthuthukisiwe kanye ne-polarity eshintshiwe. Isebenza njengesisekelo sokwakha esiguquguqukayo ekuhlanganisweni kwemithi, amakhemikhali ezolimo, nezinto ezithuthukisiwe. Ukuba khona kwe-fluorine kuthinta nokusebenzisana kwama-molecule, okwenza i-1,3,5-trifluorobenzene ibe yigugu ezinhlelweni ezahlukene zocwaningo, ikakhulukazi ezindaweni ezigxile ekutholakaleni kwemithi kanye nesayensi yezinto.
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2,4-Difluorobenzylamine CAS:72235-52-0
I-2,4-Difluorobenzylmine iyi-aromatic amine enama-athomu amabili e-fluorine abekwe endandatho ye-benzene ezindaweni ezi-2 kanye nezi-4. Le nhlanganisela iphawuleka ngezakhiwo zayo zamakhemikhali ezihlukile ezinikezwa yizinto ezithatha indawo ye-fluorine, ezithuthukisa kokubili i-lipophilicity kanye ne-reactivity. Njengesakhiwo esiguquguqukayo ekuhlanganisweni kwezinto eziphilayo, i-2,4-difluorobenzylmine idlala indima ebalulekile ekuthuthukisweni kwemithi, amakhemikhali ezolimo, kanye nezinto ezithuthukisiwe. Amandla ayo okuhlanganyela ekusabeleni kwamakhemikhali ahlukahlukene ayenza ibe yigugu kumakhemikhali ezokwelapha, lapho ihlolwa khona ngezicelo zokwelapha ezingaba khona.
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(S)-(+)-3-Chloro-1,2-propanediol CAS:60827-45-4
(S)-(+)-3-Chloro-1,2-propanediol iyinhlanganisela ye-chiral organic ehlukaniswa ngamaqembu ayo amabili e-hydroxyl (-OH) kanye ne-athomu ye-chlorine. Le nhlanganisela isebenza njengesikhungo esibalulekile ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi ezimbonini zemithi kanye nezolimo. I-stereochemistry ethile ye-(S)-(+)-enantiomer ithuthukisa ukusabela kwayo kanye nezakhiwo zayo zebhayoloji, okwenza ibe wusizo ekukhiqizeni izinto eziphuma ku-enantiomeri ezimsulwa. Ucwaningo luyaqhubeka nokuhlola ukusetshenziswa kwayo okuhlukahlukene, kusukela ekuthuthukisweni kwemithi kuya ezintweni ezisebenzayo, kugcizelela ukubaluleka kwayo kokubili ezindaweni zezemfundo kanye nezimboni.
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(R)-(-)-3-Chloro-1,2-propanediol CAS:57090-45-6
(R)-(-)-3-Chloro-1,2-propanediol iyinhlanganisela ye-chiral organic esebenza njengendawo ebalulekile ekwakhiweni kwemithi kanye namakhemikhali ezolimo. Isakhiwo sayo esiyingqayizivele siqukethe amaqembu amabili e-hydroxyl kanye ne-athomu ye-chlorine, okwenza kube yisisekelo sokwakha esiguquguqukayo sokuguqulwa kwamakhemikhali ahlukahlukene. I-stereochemistry ethile ye-(R)-(-)-enantiomer inegalelo ekusebenzeni kwayo kanye nomsebenzi webhayoloji, okuvumela ukuthuthukiswa kwemikhiqizo emsulwa ye-enantiomeri. Ucwaningo oluqhubekayo lugxila ekusetshenzisweni kwayo ekwakhiweni kwemithi kanye nanjengesandulela esingaba khona samanye amakhemikhali asebenzayo, okugqamisa ukubaluleka kwayo kokubili kumakhemikhali wezokwelapha kanye nesayensi yezinto ezibonakalayo.
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(S)- (+)-Oxiran-2-ylmethyl- 3-nitrobenzenesulfonate I-CAS:115314-14-2
(S)-(+)-Oxiran-2-ylmethyl-3-nitrobenzenesulfonate iyinhlanganisela ye-chiral epoxide equkethe indandatho ye-oxirane kanye neqembu le-nitrobenzenesulfonate. Le nhlanganisela ithole isithakazelo ekuhlanganisweni kwezinto eziphilayo ngenxa yokusabela kwayo okuyingqayizivele, okubangelwa kakhulu yindandatho ye-epoxide enamalungu amathathu ehlungiwe, esengozini enkulu yokuhlaselwa yi-nucleophilic. I-stereochemistry ethile ye-(S)-(+) enantiomer inikeza izinzuzo ezihlukile ekuhlanganisweni okungalingani, okuvumela ukukhiqizwa kwamakhemikhali ahlanzekile e-enantiomeri. Ucwaningo luyaqhubeka nokuhlola ukusetshenziswa kwalo kumakhemikhali wezokwelapha kanye nesayensi yezinto zokwakha, luqokomisa amandla alo njengendlela eguquguqukayo yokwenza imithi namakhemikhali amahle.
