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1,3,5-Trifluorobenzene CAS:372-38-3
1,3,5-Trifluorobenzene ke motsoako o nkhang hamonate o nang le fluorine o khetholloang ke lintho tse tharo tse nkeloang sebaka ke fluorine tse behiloeng libakeng tsa 1, 3, le 5 holim'a lesale la benzene. Motsoako ona o bohlokoa k'hemistring ea lintho tse phelang ka lebaka la thepa e ikhethang e fanoang ke liathomo tsa fluorine, ho kenyeletsoa botsitso bo ntlafalitsoeng ba lik'hemik'hale le polarity e fetotsoeng. E sebetsa e le motheo o feto-fetohang oa kaho ho kopanngoa ha meriana, lik'hemik'hale tsa temo le thepa e tsoetseng pele. Boteng ba fluorine bo boetse bo susumetsa likamano tsa limolek'hule, e leng se etsang hore 1,3,5-trifluorobenzene e be ea bohlokoa lits'ebetsong tse fapaneng tsa lipatlisiso, haholo-holo libakeng tse shebaneng le ho sibolloa ha lithethefatsi le saense ea thepa.
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2,4-Difluorobenzylamine CAS: 72235-52-0
2,4-Difluorobenzylmine ke amine e nkhang hamonate e nang le liathomo tse peli tsa fluorine tse behiloeng lesale la benzene libakeng tsa 2 le 4. Motsoako ona o tsebahala ka thepa ea oona e ikhethang ea lik'hemik'hale e fanoang ke lintho tse nkeloang sebaka ke fluorine, tse ntlafatsang lipophilicity le reactivity. Jwalo ka moaho o feto-fetohang ho tsoakaneng ha lintho tse phelang, 2,4-difluorobenzylmine e bapala karolo ea bohlokoa nts'etsopele ea meriana, lik'hemik'hale tsa temo le thepa e tsoetseng pele. Bokhoni ba eona ba ho kenya letsoho liketsong tse fapaneng tsa lik'hemik'hale bo e etsa hore e be ea bohlokoa k'hemistring ea meriana, moo e hlahlojoang bakeng sa lits'ebetso tse ka bang teng tsa kalafo.
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(S)-(+)-3-Chloro-1,2-propanediol CAS:60827-45-4
(S)-(+)-3-Chloro-1,2-propanediol ke motsoako oa chiral o khetholloang ke lihlopha tsa oona tse peli tsa hydroxyl (-OH) le athomo ea chlorine. Motsoako ona o sebetsa e le mokena-lipakeng oa bohlokoa tlhahisong ea lintho tse phelang, haholo-holo indastering ea meriana le ea agrochemical. Stereochemistry e ikhethileng ea (S)-(+)-enantiomer e ntlafatsa reactivity ea eona le thepa ea baeloji, e leng se etsang hore e be ea bohlokoa bakeng sa ho hlahisa li-derivatives tse hloekileng tsa enantiomeric. Lipatlisiso li tsoela pele ho hlahloba lits'ebetso tsa eona tse fapaneng, ho tloha nts'etsopele ea lithethefatsi ho ea ho lisebelisoa tse sebetsang, ho totobatsa bohlokoa ba eona maemong a thuto le a indasteri.
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(R)-(-)-3-Chloro-1,2-propanediol CAS:57090-45-6
(R)-(-)-3-Chloro-1,2-propanediol ke motsoako oa chiral o sebetsang e le karolo ea bohlokoa ea ho kopanya meriana le lik'hemik'hale tsa temo. Sebopeho sa eona se ikhethang se na le lihlopha tse peli tsa hydroxyl le athomo ea chlorine, e leng se etsang hore e be motheo o feto-fetohang oa liphetoho tse fapaneng tsa lik'hemik'hale. Stereochemistry e ikhethileng ea (R)-(-)-enantiomer e tlatsetsa ho reactivity ea eona le ts'ebetsong ea baeloji, e lumellang nts'etsopele ea lihlahisoa tse hloekileng tsa enantiomeric. Lipatlisiso tse tsoelang pele li shebana le ts'ebeliso ea eona ho kopanyeng lithethefatsi le e le selelekela se ka bang teng bakeng sa metsoako e meng e sebetsang, e totobatsang bohlokoa ba eona k'hemistring ea meriana le saense ea thepa.
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(S)- (+)-Oxiran-2-ylmethyl- 3-nitrobenzenesulfonate CAS:115314-14-2
(S)-(+)-Oxiran-2-ylmethyl-3-nitrobenzenesulfonate ke motsoako oa chiral epoxide o nang le lesale la oxirane le sehlopha sa nitrobenzenesulfonate. Motsoako ona o hapile thahasello tlhahisong ea lintho tse phelang ka lebaka la reactivity ea oona e ikhethang, haholo-holo e bakoang ke lesale la epoxide le nang le litho tse tharo tse thata, le kotsing e kholo ea tlhaselo ea nucleophilic. Stereochemistry e ikhethileng ea enantiomer ea (S)-(+) e fana ka melemo e ikhethang tlhahisong e sa lekanang, e nolofalletsang tlhahiso ea metsoako e hloekileng ea enantiomeri. Lipatlisiso li ntse li tsoela pele ho hlahloba lits'ebetso tsa eona k'hemistring ea meriana le saense ea thepa, e totobatsa bokhoni ba eona e le sebaka se feto-fetohang bakeng sa ho kopanya meriana le lik'hemik'hale tse ntle.
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(S)-(+)-Epichlorohydrin CAS:67843-74-7
(S)-(+)-Epichlorohydrin ke motsoako oa chiral organic le motheo oa bohlokoa oa tlhahiso ea lintho tse phelang, o tsejoang ka lits'ebetso tsa oona tse feto-fetohang tlhahisong ea li-resin tsa epoxy, meriana le lik'hemik'hale tsa temo. E khetholloa ka lesale la eona la epoxide le nang le litho tse tharo le athomo ea chlorine, motsoako ona o bontša karabelo e kholo ka lebaka la tlhaho ea oona ea electrophilic. Sebopeho se hloekileng sa enantiomeri, (S)-(+)-epichlorohydrin, se na le thahasello e khethehileng tlhahisong e sa lekanang, e lumellang nts'etsopele ea lihlahisoa tse ntlafalitsoeng ke enantiomeri. Lipatlisiso li ntse li tsoela pele ho hlahloba thuso ea eona le mekhoa ea eona, e tlatsetsa tsoelo-peleng ea lits'ebetso tsa indasteri le k'hemistri ea meriana.
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2,4,5-Trifluorobenzyl alcohol CAS:144284-25-3
Joala ba 2,4,5-Trifluorobenzyl ke motsoako o nkhang hamonate o nang le fluorine o nang le ts'ebeliso ea bohlokoa meriana le lik'hemik'hale tsa temo. Boteng ba liathomo tse tharo tsa fluorine maemong a 2, 4, le 5 lesale la benzene bo ntlafatsa botsitso ba lik'hemik'hale tsa motsoako le lipophilicity, e leng se etsang hore e be motheo oa bohlokoa oa tlhahiso ea lintho tse phelang. Thepa ea eona e ikhethang e lumella liphetoho tse ka lebisang nts'etsopele ea metsoako e mecha ea phekolo. Ha lipatlisiso mabapi le metsoako e nang le fluorine li ntse li tsoela pele ho hola, joala ba 2,4,5-trifluorobenzyl bo ntse bo hlahlojoa ka bokhoni ba bona ba ho sibolla lithethefatsi le saense ea thepa, bo totobatsang bohlokoa ba bona k'hemistri ea sejoale-joale.
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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 ke motsoako oa chiral o nang le sebopeho se ikhethang sa dioxolane se nang le sehlopha sa chloromethyl le lintho tse peli tse nkeloang sebaka ke methyl. Motsoako ona o hapile tlhokomelo tšimong ea motsoako oa lintho tse phelang bakeng sa tšebeliso ea oona e ka bang teng e le mokena-lipakeng oa ho lokisetsa meriana e fapaneng le lik'hemik'hale tse ntle. Stereochemistry e ikhethileng ea enantiomer ea (S)-(-) e ka susumetsa haholo karabelo ea eona le khetho ea eona liketsong tsa lik'hemik'hale, e leng se etsang hore e be ea bohlokoa bakeng sa motsoako o sa lekanang. Phuputso e tsoelang pele e ikemiselitse ho hlahloba lits'ebetso le liketso tsa eona, e totobatsa bohlokoa ba eona saenseng ea lintho tse bonahalang le k'hemistri ea meriana.
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2,5-Dibromopyrimidine CAS: 32779-37-6
2,5-Dibromopyrimidine ke ntho e nkiloeng ho pyrimidine e nang le halogenated e nang le litlamorao tse kholo tlhahisong ea lintho tse phelang le k'hemistri ea meriana. Motsoako ona o na le liathomo tse peli tsa bromine tse hoketsoeng maemong a 2 le a 5 a lesale la pyrimidine, e ntlafatsang ts'ebetso ea eona le ho tenyetseha ha eona. Foromo ea eona ea limolek'hule ke C4H2Br2N2, 'me e sebetsa e le motheo oa bohlokoa tlhahisong ea metsoako e fapaneng e sebetsang, ho kenyeletsoa meriana le lik'hemik'hale tsa temo. Boteng ba bromine bo ntlafatsa liketso tsa ho nkeloa sebaka ha monko o monate oa electrophilic, e leng se etsang hore 2,5-dibromopyrimidine e be sebaka sa bohlokoa bakeng sa ho haha limolek'hule tse rarahaneng k'hemistri ea meriana le saense ea thepa.
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(R)-(-)-Glycidyl butyrate CAS:60456-26-0
(R)-(-)-Glycidyl butyrate ke motsoako oa epoxy oa chiral o khetholloang ke boteng ba sehlopha sa epoxide le butyrate ester. E sebetsa e le karolo ea bohlokoa ea motsoako oa lintho tse phelang, haholo-holo nts'etsopele ea meriana, lik'hemik'hale tsa temo le li-polymer tse khethehileng. Sebopeho se ikhethang sa motsoako ona se lumella liphetoho tse feto-fetohang tsa lik'hemik'hale, e leng se etsang hore e be ea bohlokoa lits'ebetsong tse fapaneng. Stereochemistry e ikhethileng ea enantiomer ea (R)-(-) e ka susumetsa reactivity ea eona le likamano tsa baeloji, e totobatsa bohlokoa ba eona tlhahisong e sa lekanang le saense ea thepa. Lipatlisiso li ntse li tsoela pele ho hlahloba ts'ebeliso ea eona e ka bang teng le liphetoho masimong a fapaneng.
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DL-4-HYDROXYPHENYLGLYCINE CAS:938-97-6
DL-4-Hydroxyphenylglycine ke motsoako oa amino acid oa chiral o khetholloang ke boteng ba sehlopha sa hydroxyl lesale la phenyl le khomaretsoeng lesapo la mokokotlo la glycine. Ka foromo ea molek'hule ea C9H11NO3, e teng e le motsoako oa racemic oa li-enantiomers tsa eona tsa D- le L. Motsoako ona o hohetse thahasello k'hemistring ea meriana le ea meriana ka lebaka la mesebetsi ea eona e ka bang teng ea baeloji, haholo-holo ho fetoleng litsamaiso tsa neurotransmitter. Jwalo ka motheo o feto-fetohang, DL-4-hydroxyphenylglycine e sebelisoa ho etseng metsoako e fapaneng e sebetsang, e fanang ka temohisiso mabapi le lits'ebetso tsa kalafo bakeng sa maemo a kang taolo ea bohloko le mathata a methapo ea kutlo.
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D-2-Phenylglycine CAS: 875-74-1
D-2-Phenylglycine ke amino acid ea chiral e nang le foromo ea limolek'hule C8H9NO2. E na le sehlopha sa phenyl se hoketsoeng khaboneng ea bobeli ea mokokotlo oa glycine, e fanang ka thepa e ikhethang le mesebetsi ea baeloji. Motsoako ona o teng e le e 'ngoe ea li-enantiomers tsa 2-phenylglycine, haholo-holo mofuta oa D,' me o hapile tlhokomelo e kholo k'hemistring ea meriana ka lebaka la ts'ebeliso ea eona e ka bang teng nts'etsopele ea lithethefatsi. D-2-Phenylglycine e sebetsa e le motheo oa bohlokoa oa ho etsa limolek'hule tse fapaneng tse sebetsang ka baeloji 'me e fuputsoa ka mesebetsi ea eona e ka bang teng ho fetoleng methapo ea kutlo, ho fokotsa bohloko le mekhoa ea phekolo ea ho thibela ho ruruha.
