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Biotin Hydrazide CAS: 66640-86-6
Biotin hydrazide ndi chinthu chochokera ku biotin chomwe chimadziwika ndi kukhalapo kwa gulu la hydrazide functional (-NH-NH₂) lolumikizidwa ku molekyulu ya biotin. Biotin, yomwe imadziwikanso kuti vitamini B7, imagwira ntchito yofunika kwambiri pa kagayidwe ka maselo ndipo ndi yofunika kwambiri pa zochita zosiyanasiyana za enzymatic zokhudzana ndi carboxylation. Kuyambitsidwa kwa gawo la hydrazide kumawonjezera reactivity ya biotin, zomwe zimathandiza kuti igwiritsidwe ntchito m'njira zosiyanasiyana za biochemical, kuphatikizapo kulemba ndi kuzindikira mapuloteni. Biotin hydrazide imagwiritsidwa ntchito kwambiri m'malo ofufuza, makamaka m'magawo a biology ya molekyulu ndi biochemistry, komwe imathandizira kuphunzira mapuloteni, ma enzyme, ndi ma biomolecule ena.
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4-N-HEXYLOXYBENZALDEHYDE CAS:5736-94-7
4-N-Hexyloxybenzaldehyde ndi aromatic aldehyde yomwe imadziwika ndi gulu la hexyl lomwe limalumikizidwa ndi malo a para a benzaldehyde. Chomerachi chimadziwika bwino chifukwa cha kugwiritsidwa ntchito kwake mu organic synthesis ndi material chemistry chifukwa cha kuthekera kwake kutenga nawo mbali muzochita zosiyanasiyana zama chemical, kuphatikizapo condensation ndi coupling reactions. Kupezeka kwa hexyloxy substituent kumawonjezera kusungunuka kwake mu organic solvents ndipo kungapereke mawonekedwe apadera kwa ma polima akagwiritsidwa ntchito ngati chomangira. 4-N-Hexyloxybenzaldehyde imagwira ntchito yofunika kwambiri popanga zonunkhira, mankhwala, ndi zinthu zogwira ntchito, zomwe zikuwonetsa kufunika kwake mu kafukufuku wa mankhwala.
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BENZALDEHYDE 2,4-DINITROPHENYLHYDRAZONE CAS:1157-84-2
Benzaldehyde 2,4-dinitrophenylhydrazone ndi chinthu chochokera ku condensation reaction pakati pa benzaldehyde ndi 2,4-dinitrophenylhydrazine. Kachitidwe kameneka n'kofunika kwambiri mu organic chemistry chifukwa kamathandiza kuzindikira aldehydes ndi ketones kudzera mu kupanga ma hydrazones. Chomwe chimachokeracho chimasonyeza makhalidwe osiyanasiyana a thupi, kuphatikizapo kusungunuka ndi mtundu, zomwe zimathandiza kuti chidziwike bwino. Kupanga kwa zinthu zotere sikuti ndikofunikira kokha pakuwunika komanso kumawunikira mfundo zazikulu mu njira zochitira zinthu, kuphatikizapo kuwonjezera kwa nucleophilic ndi kutaya madzi m'thupi. Kumvetsetsa kachigawo kameneka kumathandiza kuti pakhale kugwiritsidwa ntchito kwakukulu mu organic chemistry yopangidwa ndi njira zodziwira ma molecular.
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2-ETHYL-2-HEXENAL CAS:645-62-5
2-Ethyl-2-hexenal ndi aldehyde yosakhuta yokhala ndi unyolo wa kaboni zisanu ndi chimodzi wokhala ndi ma bond awiri pamalo achiwiri ndi gulu logwira ntchito la aldehyde kumapeto kwake. Chomera ichi chili ndi chidwi kwambiri ndi kapangidwe ka organic ndi chemistry ya kukoma chifukwa cha mawonekedwe ake apadera. Itha kupangidwa kudzera m'njira zosiyanasiyana zopangira, kuphatikiza machitidwe a aldol ndi njira zophikira. 2-Ethyl-2-hexenal imagwiritsidwa ntchito mumakampani opanga zonunkhira, komanso popanga zokometsera, zomwe zimapangitsa kuti zikhale ndi fungo ndi kukoma kosiyana. Kuchita kwake bwino kumapangitsa kuti ikhale yofunikira pakusintha kwa mankhwala ena, ndikutsegulira njira yogwiritsira ntchito zinthu zambiri m'magawo osiyanasiyana.
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4-Hydroxybutyl acrylate CAS:2478-10-6
4-Hydroxybutyl acrylate ndi monomer yogwira ntchito m'madzi yomwe imadziwika ndi gulu la acrylate ndi gulu la hydroxyl. Ndi formula ya molekyulu C₇H₁₂O₃, chigawochi chimagwira ntchito yofunika kwambiri mu polymer chemistry, makamaka pakupanga ma copolymer ndi ma polima ogwiritsidwa ntchito. Chifukwa cha kuthekera kwake kupitilira polymerization ya free radical, 4-hydroxybutyl acrylate imagwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo zokutira, zomatira, ndi zinthu zamankhwala. Gulu lake la hydroxyl limawonjezera reactivity ndi kusungunuka, zomwe zimapangitsa kuti likhale lofunika kwambiri popanga zipangizo zapamwamba zokhala ndi zinthu zinazake.
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3-Chloro-1-(N,N-dimethyl)propylamine CAS:109-54-6
3-Chloro-1-(N,N-dimethyl)propylamine ndi mankhwala achilengedwe okhala ndi cholowa m'malo mwa chloro pa unyolo wa propyl, ndi gulu la dimethylamino lolumikizidwa ku kaboni woyamba. Mankhwalawa ndi ofunikira kwambiri pa mankhwala ndi kupanga chifukwa cha momwe angagwiritsidwire ntchito ngati gawo lapakati pakupanga mankhwala ndi mankhwala a agrochemicals. Kupezeka kwa atomu ya chlorine ndi gulu la dimethylamino kumapereka reactivity yapadera, zomwe zimathandiza kusintha kwa mankhwala osiyanasiyana. Kumvetsetsa makhalidwe ndi ntchito za 3-chloro-1-(N,N-dimethyl)propylamine kungathandize pakupita patsogolo pakupeza mankhwala ndi kupanga zinthu.
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2,4-Difluorophenyl isocyanate CAS:59025-55-7
2,4-Difluorophenyl isocyanate ndi mankhwala a aromatic isocyanate omwe amadziwika ndi mphete ya phenyl yokhala ndi zinthu ziwiri zolowa m'malo mwa fluorine pamalo a 2 ndi 4, olumikizidwa ndi gulu la isocyanate functional (-N=C=O). Mankhwalawa amadziwika chifukwa cha reactivity yake komanso kuthekera kwake kupanga zinthu zokhazikika ndi ma nucleophiles monga amines ndi alcohols. 2,4-Difluorophenyl isocyanate imagwira ntchito ngati gawo lofunika kwambiri pakupanga zinthu zachilengedwe, makamaka m'mafakitale opanga mankhwala ndi agrochemical. Kapangidwe kake kapadera ka zamagetsi chifukwa cha fluorination kamathandizira kuti ipange mamolekyulu ogwira ntchito m'thupi komanso zinthu zapamwamba, zomwe zimapangitsa kuti ikhale yofunika kwambiri pakufufuza kwamakono kwa mankhwala.
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1-(3-Chloropropoxy)-4-fluorobenzene CAS:1716-42-3
1-(3-Chloropropoxy)-4-fluorobenzene ndi mankhwala achilengedwe omwe amadziwika ndi kukhalapo kwa atomu ya fluorine ndi gulu la chloropropyl ether lolumikizidwa ku mphete ya benzene. Mankhwalawa amagwira ntchito ngati chomangira chosiyanasiyana mu kapangidwe ka organic ndi mankhwala, zomwe zimapangitsa kuti mankhwala azigwira ntchito mosiyana chifukwa cha kukhalapo kwa zinthu zina zomwe sizili ndi ma electronegative. Kuphatikiza kwa atomu ya halogen (chlorine) ndi gulu la fluoro kumatha kusintha mphamvu zamagetsi za mankhwalawo, zomwe zimapangitsa kuti zikhale zothandiza pa ntchito zosiyanasiyana, kuphatikizapo kupanga mankhwala ndi sayansi ya zida.
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Diethoxymethyl acetate CAS:14036-06-7
Diethoxymethyl acetate ndi mankhwala achilengedwe omwe ali m'gulu la ma esters, omwe amadziwika ndi magulu awiri a ethoxy ndi gulu la acetate lomwe limalumikizidwa ku methylene carbon. Mankhwalawa amagwira ntchito ngati gawo lofunikira kwambiri pakupanga zinthu zachilengedwe chifukwa cha reactivity yake komanso kuthekera kwake kusintha zinthu zosiyanasiyana. Diethoxymethyl acetate imagwiritsidwa ntchito popanga mankhwala, agrochemicals, ndi mankhwala abwino. Kapangidwe kake kosiyana kamalola kugwiritsidwa ntchito mosiyanasiyana mu chemistry yopangidwa, zomwe zimapangitsa kuti ikhale yofunika kwambiri mu kafukufuku wa labotale komanso m'mafakitale.
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1-METHYLPIPERAZINE DIHYDROCHLORIDE CAS:34352-59-5
1-Methylpiperazine dihydrochloride ndi mankhwala ochokera ku piperazine, mankhwala achilengedwe otchedwa heterocyclic compound. Amadziwika ndi kukhalapo kwa gulu la methyl lomwe limalumikizidwa ndi imodzi mwa ma atomu ake a nayitrogeni, zomwe zimapangitsa kuti pakhale mankhwala osiyanasiyana. Kapangidwe ka dihydrochloride kamawonjezera kusungunuka ndi kukhazikika kwa 1-methylpiperazine, zomwe zimapangitsa kuti ikhale yoyenera kugwiritsidwa ntchito m'njira zosiyanasiyana, makamaka mu mankhwala ndi kupanga mankhwala. Mankhwalawa ndi ofunikira chifukwa cha kugwiritsidwa ntchito kwake popanga mankhwala, ma surfactants, ndi mankhwala a polima, komanso ntchito yake ngati chomangira popanga mamolekyu omwe amagwira ntchito m'thupi.
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3-METHOXYBENZHYDRAZIDE CAS:5785-06-8
3-Methoxybenzoylhydrazide ndi mankhwala achilengedwe omwe amadziwika ndi kukhalapo kwa gulu la methoxy lomwe limalumikizidwa ndi kapangidwe ka benzoylhydrazide. Amawoneka ngati kristalo yoyera mpaka yoyera ndipo wapeza chidwi ndi mankhwala chifukwa cha ntchito zake zamoyo. Mankhwalawa nthawi zambiri amaphunziridwa kuti agwiritsidwe ntchito popanga mankhwala ndi mankhwala a agrochemicals, chifukwa cha kuthekera kwake kupanga ma hydrazones ndi zinthu zina zochokera kuzinthu zomwe zimakhudzidwa ndi magulu a carbonyl.
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2-NITROBENZHYDRAZIDE CAS:606-26-8
2-Nitrobenz hydrazide ndi mankhwala achilengedwe okhala ndi formula ya molekyulu C7H8N4O2, yomwe ili ndi gulu la nitro (-NO2) lolumikizidwa ku mphete ya benzene yomwe imalumikizidwanso ndi gulu la hydrazide functional (-NH-NH2). Mankhwalawa amawoneka ngati olimba achikasu mpaka lalanje ndipo amadziwika ndi reactivity yake chifukwa cha kukhalapo kwa ntchito za nitro ndi hydrazine. Amagwiritsidwa ntchito mosiyanasiyana mu chemistry yopangidwa ndipo amaphunziridwa chifukwa cha ntchito zake zamoyo.
