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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.
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(S)-(+)-Epichlorohydrin CAS:67843-74-7
(S)-(+)-Epichlorohydrin iyinhlanganisela ye-chiral organic kanye nesakhiwo esibalulekile ekuhlanganisweni kwezinto eziphilayo, eyaziwa ngokusetshenziswa kwayo okuhlukahlukene ekukhiqizweni kwama-resin e-epoxy, imithi, kanye namakhemikhali ezolimo. Ibonakala ngendandatho yayo ye-epoxide enamalungu amathathu kanye ne-athomu ye-chlorine, le nhlanganisela ibonisa ukusabela okuphawulekayo ngenxa yemvelo yayo ye-electrophilic. Uhlobo oluhlanzekile lwe-enantiomeri, (S)-(+)-epichlorohydrin, lunentshisekelo enkulu ekuhlanganisweni okungalingani, okuvumela ukuthuthukiswa kwemikhiqizo ecebile nge-enantiomeri. Ucwaningo luyaqhubeka nokuhlola ukusetshenziswa kwayo kanye nezindlela zayo, okufaka isandla ekuthuthukisweni kokubili kwezinqubo zezimboni kanye nekhemistri yezokwelapha.
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2,4,5-Trifluorobenzyl alcohol CAS:144284-25-3
I-2,4,5-Trifluorobenzyl alcohol iyinhlanganisela enuka kamnandi enama-fluorine enezicelo ezibalulekile kwezokwelapha kanye namakhemikhali ezolimo. Ukuba khona kwama-athomu amathathu e-fluorine ezindaweni ezingu-2, 4, kanye no-5 eringini ye-benzene kuthuthukisa ukuzinza kwamakhemikhali enhlanganisela kanye nokuqina kwayo, okwenza kube yisisekelo esibalulekile sokwakheka kwezinto eziphilayo. Izakhiwo zayo eziyingqayizivele zivumela izinguquko ezingaholela ekuthuthukisweni kwezindlela zokwelapha ezintsha. Njengoba ucwaningo ngama-compound anama-fluorine luqhubeka lukhula, i-2,4,5-trifluorobenzyl alcohol iyahlolwa ukuze ikwazi ukuthola izidakamizwa kanye nesayensi yezinto ezibonakalayo, okugqamisa ukubaluleka kwayo kumakhemikhali anamuhla.
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(S)-(-)-4-Chloromethyl-2,2-dimethyl-1,3-dioxolane CAS:60456-22-6
(S)-(-)-4-Chloromethyl-2,2-dimethyl-1,3-dioxolane iyinhlanganisela ye-chiral enesakhiwo se-dioxolane esiyingqayizivele esibonisa iqembu le-chloromethyl kanye nezinto ezimbili ezithatha indawo ye-methyl. Le nhlanganisela idonsele ukunaka emkhakheni wokwenziwa kwezinto eziphilayo ngokusetshenziswa kwayo okunamandla njengophakathi ekulungiseleleni imithi ehlukahlukene kanye namakhemikhali amahle. I-stereochemistry ethile ye-(S)-(-) enantiomer ingathonya kakhulu ukusabela kwayo kanye nokukhetha kwayo ekuphenduleni kwamakhemikhali, okwenza ibe yigugu ekuhlanganiseni okungalingani. Ucwaningo oluqhubekayo luhlose ukuhlola ukusetshenziswa kwayo kanye nokusabela, luqokomisa ukubaluleka kwayo kwisayensi yezinto ezibonakalayo kanye nekhemistri yezokwelapha.
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I-2,5-Dibromopyrimidine CAS:32779-37-6
I-2,5-Dibromopyrimidine iyi-halogenated pyrimidine derivative enemiphumela ebalulekile ekuhlanganisweni kwezinto eziphilayo kanye ne-pharmaceutical chemistry. Le nhlanganisela inama-athomu amabili e-bromine anamathele ezikhundleni ze-2 kanye ne-5 zendandatho ye-pyrimidine, okuthuthukisa ukusabela kwayo kanye nokuguquguquka kwayo. Ifomula yayo yama-molecule yi-C4H2Br2N2, futhi isebenza njengesisekelo esibalulekile ekwakhiweni kwamakhemikhali ahlukahlukene asebenzayo, okuhlanganisa nemithi kanye namakhemikhali ezolimo. Ukuba khona kwe-bromine kuthuthukisa ukusabela kokushintshana kwe-electrophilic aromatic, okwenza i-2,5-dibromopyrimidine ibe yindawo ebalulekile yokwakha ama-molecule ayinkimbinkimbi kumakhemikhali ezokwelapha kanye nesayensi yezinto.
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(R)-(-)-Glycidyl butyrate CAS:60456-26-0
(R)-(-)-Glycidyl butyrate iyinhlanganisela ye-epoxy ye-chiral ebonakala ngokuba khona kweqembu le-epoxide kanye ne-ester ye-butyrate. Isebenza njengesikhungo esibalulekile ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi ekuthuthukisweni kwemithi, amakhemikhali ezolimo, kanye nama-polymer akhethekile. Isakhiwo esiyingqayizivele sale nhlanganisela sivumela ukuguqulwa kwamakhemikhali okuguquguqukayo, okwenza kube yigugu ezinhlotsheni ezahlukahlukene. I-stereochemistry ethile ye-(R)-(-) enantiomer ingathonya ukusabela kwayo kanye nokusebenzisana kwezinto eziphilayo, igqamisa ukubaluleka kwayo ekuhlanganisweni okungalingani kanye nesayensi yezinto ezibonakalayo. Ucwaningo luyaqhubeka nokuhlola ukusetshenziswa kwayo okungenzeka kanye nokuguqulwa emikhakheni eyahlukahlukene.
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I-DL-4-HYDROXYPHENYLGLYCINE CAS:938-97-6
I-DL-4-Hydroxyphenylglycine iyi-chiral amino acid derivative ebonakala ngokuba khona kweqembu le-hydroxyl ering ye-phenyl enamathiselwe emgogodleni we-glycine. Ngefomula yama-molecule i-C9H11NO3, ikhona njengengxube ye-racemic yama-D- kanye nama-L-enantiomers ayo. Le khompawundi idonsele isithakazelo kumakhemikhali emithi kanye nemithi ngenxa yemisebenzi yayo engaba khona yezinto eziphilayo, ikakhulukazi ekuguquleni izinhlelo ze-neurotransmitter. Njengesakhiwo esiguquguqukayo, i-DL-4-hydroxyphenylglycine isetshenziswa ekwakhiweni kwamakhemikhali ahlukahlukene asebenzayo, okunikeza ukuqonda ngezicelo zokwelapha zezimo ezifana nokuphathwa kobuhlungu kanye nezinkinga ze-neurodegenerative.
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I-D-2-Phenylglycine CAS:875-74-1
I-D-2-Phenylglycine iyi-amino acid ye-chiral enefomula yama-molecule i-C8H9NO2. Iqukethe iqembu le-phenyl elixhunywe ku-carbon yesibili yomgogodla we-glycine, enikeza izakhiwo ezihlukile nemisebenzi yezinto eziphilayo. Le khompawundi ikhona njengenye yama-enantiomers e-2-phenylglycine, ikakhulukazi ifomu le-D, futhi ithole ukunakwa okukhulu kumakhemikhali emithi ngenxa yezicelo zayo ezingaba khona ekuthuthukisweni kwemithi. I-D-2-Phenylglycine isebenza njengesisekelo esibalulekile sokwakha ama-molecule ahlukahlukene asebenzayo ngokwezinto eziphilayo futhi ihlolwe ngezindima zayo ezingaba khona ekuguquleni i-neuromodulation, ekuqedeni ubuhlungu, kanye nasekuvimbeleni ukuvuvukala.
