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(S)-(+)-Epichlorohydrin CAS:67843-74-7
(S)-(+)-Epichlorohydrin ndi chinthu chachilengedwe cha chiral komanso chinthu chofunikira kwambiri popanga zinthu zachilengedwe, chomwe chimadziwika ndi ntchito zake zosiyanasiyana popanga ma epoxy resins, mankhwala, ndi mankhwala a agrochemicals. Chodziwika ndi mphete yake ya epoxide yokhala ndi ziwalo zitatu ndi atomu ya chlorine, chinthuchi chimasonyeza kusintha kwakukulu chifukwa cha mphamvu yake yofanana ndi magetsi. Mtundu woyera wa enantiomeri, (S)-(+)-epichlorohydrin, ndi wofunika kwambiri pakupanga zinthu zopanda mawonekedwe, zomwe zimathandiza kuti zinthu zolemera za enantiomeri zipangidwe. Kafukufuku akupitiliza kufufuza momwe zimagwirira ntchito komanso njira zake, zomwe zimathandiza kuti zinthu zamakampani komanso zamankhwala zipite patsogolo.
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2,4,5-Trifluorobenzyl alcohol CAS:144284-25-3
Mowa wa 2,4,5-Trifluorobenzyl ndi mankhwala onunkhira okhala ndi fluorine omwe amagwiritsidwa ntchito kwambiri mu mankhwala ndi mankhwala a agrochemicals. Kupezeka kwa maatomu atatu a fluorine pamalo a 2, 4, ndi 5 pa mphete ya benzene kumawonjezera kukhazikika kwa mankhwala a mankhwalawa komanso kuchuluka kwa lipophilicity, zomwe zimapangitsa kuti ikhale chinthu chofunikira kwambiri pakupanga zinthu zachilengedwe. Makhalidwe ake apadera amalola kusintha komwe kungayambitse chitukuko cha mankhwala atsopano. Pamene kafukufuku wa mankhwala okhala ndi fluorine akupitiliza kukula, mowa wa 2,4,5-trifluorobenzyl ukufufuzidwa kuti upeze mphamvu zake pakupeza mankhwala ndi sayansi ya zinthu, zomwe zikuwonetsa kufunika kwake mu chemistry yamakono.
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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 ndi chinthu cha chiral chokhala ndi kapangidwe kapadera ka dioxolane komwe kali ndi gulu la chloromethyl komanso zinthu ziwiri zolowa m'malo mwa methyl. Chinthuchi chakopa chidwi m'munda wa kapangidwe ka organic chifukwa chogwiritsidwa ntchito ngati chothandizira pakukonzekera mankhwala osiyanasiyana ndi mankhwala abwino. Stereochemistry yeniyeni ya (S)-(-) enantiomer imatha kukhudza kwambiri reactivity yake ndi kusankha kwake mu zochita za mankhwala, zomwe zimapangitsa kuti ikhale yofunikira pakupanga kosagwirizana. Kafukufuku wopitilira akufuna kufufuza momwe amagwiritsidwira ntchito ndi momwe amachitira, kuwonetsa kufunika kwake mu sayansi ya zinthu ndi mankhwala.
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2,5-Dibromopyrimidine CAS:32779-37-6
2,5-Dibromopyrimidine ndi halogenated pyrimidine derivative yomwe ili ndi tanthauzo lalikulu mu kapangidwe ka organic ndi mankhwala. Chomerachi chili ndi maatomu awiri a bromine omwe amamangiriridwa ku malo a 2 ndi 5 a mphete ya pyrimidine, zomwe zimapangitsa kuti igwire bwino ntchito komanso ikhale yosinthasintha. Fomula yake ya molekyulu ndi C4H2Br2N2, ndipo imagwira ntchito yofunika kwambiri popanga mankhwala osiyanasiyana, kuphatikizapo mankhwala ndi mankhwala a agrochemicals. Kupezeka kwa bromine kumawonjezera mphamvu zamagetsi, zomwe zimapangitsa 2,5-dibromopyrimidine kukhala chinthu chofunikira kwambiri popanga mamolekyu ovuta mu mankhwala ndi sayansi ya zinthu.
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(R)-(-)-Glycidyl butyrate CAS:60456-26-0
(R)-(-)-Glycidyl butyrate ndi chiral epoxy compound yomwe imadziwika ndi kukhalapo kwa gulu la epoxide ndi butyrate ester. Imagwira ntchito yofunika kwambiri popanga zinthu zachilengedwe, makamaka pakupanga mankhwala, mankhwala a agrochemicals, ndi ma polima apadera. Kapangidwe kake kapadera ka mankhwalawa kamalola kusintha kwa mankhwala osiyanasiyana, zomwe zimapangitsa kuti ikhale yofunikira pa ntchito zosiyanasiyana. Stereochemistry yeniyeni ya (R)-(-) enantiomer imatha kusintha momwe imagwirira ntchito komanso momwe imagwirira ntchito, kuwonetsa kufunika kwake mu kapangidwe kosagwirizana ndi sayansi ya zinthu. Kafukufuku akupitiliza kufufuza momwe amagwiritsidwira ntchito komanso kusintha kwake m'magawo osiyanasiyana.
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N-(Acetoacetyl)anthranilic acid CAS:35354-86-0
N-(Acetoacetyl) anthranilic acid ndi mankhwala achilengedwe ochokera ku anthranilic acid, omwe ali ndi gulu la acetoacetyl lomwe limalumikizidwa ndi amine wa gulu la anthranilic acid. Mankhwalawa ali ndi zinthu zosangalatsa zomwe zimapangitsa kuti aziphunziridwa mu mankhwala ndi kapangidwe ka organic. Kapangidwe kake kamaphatikiza makhalidwe a acetoacetyl ndi anthranilic acid, zomwe zingapereke ntchito yachilengedwe komanso ntchito zochiritsira.
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Methyl 3-methyl-2-butenoate CAS:924-50-5
Methyl 3-methyl-2-butenoate ndi mankhwala achilengedwe omwe ali m'gulu la ma esters, omwe amadziwika ndi gulu lake la methyl ester functional (-COOCH₃) ndi kapangidwe ka alkenyl kokhala ndi nthambi. Amawoneka ngati madzi opanda mtundu wokhala ndi fungo labwino la zipatso. Mankhwalawa amadziwika chifukwa cha momwe amachitira zinthu komanso kusinthasintha kwake mu chemistry yopangira, zomwe zimapangitsa kuti akhale othandiza kwambiri pakupanga zinthu zosiyanasiyana za organic, makamaka popanga mankhwala ndi mankhwala a agrochemicals.
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4′-Chloroacetoacetanilide CAS:101-92-8
4′-Chloroacetoacetanilide ndi mankhwala achilengedwe omwe ali ndi gulu la acetoacetyl ndi cholowa m'malo mwa chloro pa mphete ya aniline. Mankhwalawa amadziwika ndi kapangidwe kake kapadera, komwe kamaphatikiza ntchito za acetoacetyl ndi aniline. Ndi ofunikira m'magawo osiyanasiyana, kuphatikiza mankhwala ndi kapangidwe ka organic, chifukwa cha ntchito yake yachilengedwe komanso kusinthasintha kwa zochita za mankhwala.
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2-Acetamido-4-methylphenol CAS:6375-17-3
2-Acetamido-4-methylphenol, yomwe imadziwika kuti paracetamol kapena acetaminophen, ndi mankhwala achilengedwe omwe ali ndi gulu la acetamido komanso kapangidwe ka methyl phenolic. Amadziwika kwambiri chifukwa cha mphamvu zake zochepetsa ululu komanso zoletsa kutentha thupi, zomwe zimapangitsa kuti akhale amodzi mwa mankhwala omwe amagwiritsidwa ntchito kwambiri padziko lonse lapansi. Mankhwalawa ndi otetezeka komanso othandiza pochepetsa ululu komanso kutentha thupi, ndipo ali ndi chitetezo chokhazikika akagwiritsidwa ntchito moyenera.
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2-Chlorophenyl isocyanate CAS:3320-83-0
2-Chlorophenyl isocyanate ndi mankhwala achilengedwe omwe amadziwika ndi kukhalapo kwa gulu logwira ntchito la isocyanate (-N=C=O) lolumikizidwa ku gulu la 2-chlorophenyl. Ndi madzi opanda mtundu kapena achikasu otuwa okhala ndi fungo losiyana, lomwe limagwiritsidwa ntchito kwambiri popanga mankhwala ndi kafukufuku. Mankhwalawa amadziwika chifukwa cha momwe amagwirira ntchito, makamaka popanga ma urea ndi ma heterocycle ena okhala ndi nayitrogeni, zomwe zimapangitsa kuti akhale ofunika kwambiri pa ntchito zosiyanasiyana, kuphatikizapo mankhwala ndi mankhwala a agrochemicals.
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N,N'-(2,5-Dimethyl-1,4-phenylene)bis(3-oxobutyramide)CAS:24304-50-5
N,N'-(2,5-Dimethyl-1,4-phenylene)bis(3-oxobutyramide) ndi mankhwala a bisamide omwe ali ndi gawo lapakati la 2,5-dimethyl-1,4-phenylene lolumikizidwa ndi mayunitsi awiri a 3-oxobutyramide. Kapangidwe kake kapadera kamapatsa mphamvu zodabwitsa zamakemikolo ndi zakuthupi, zomwe zimapangitsa kuti ikhale nkhani yophunziridwa mu sayansi ya zinthu, mankhwala, ndi kapangidwe ka organic. Kupezeka kwa magulu ogwira ntchito a amide kumawonjezera kuthekera kwake kogwiritsidwa ntchito m'njira zosiyanasiyana.
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N,N'-(2-Chloro-5-methyl-1,4-phenylene)bis(3-oxobutyramide) CAS:41131-65-1
N,N'-(2-Chloro-5-methyl-1,4-phenylene)bis(3-oxobutyramide) ndi mankhwala a bisamide okhala ndi 1,4-phenylene yolowetsedwa m'malo mwa chloro yolumikizidwa ku magulu awiri a 3-oxobutyramide. Kapangidwe kapadera ka mankhwala amenewa kamapereka zinthu zosangalatsa, zomwe zimapangitsa kuti ikhale yoyenera kufufuzidwa m'njira zosiyanasiyana, makamaka mu sayansi ya mankhwala ndi zida.
