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6-Bromoquinoxaline CAS: 50998-17-9
6-Bromoquinoxaline ndi mankhwala achilengedwe ochokera m'banja la quinoxaline, omwe amadziwika ndi kapangidwe ka bicyclic kosakanikirana komwe kali ndi maatomu awiri a nayitrogeni. Ndi fomula ya molekyulu C8H6BrN2, mankhwalawa ali ndi atomu ya bromine pamalo 6 a mphete ya quinoxaline. Nthawi zambiri imawoneka ngati yolimba yachikasu mpaka yofiirira. Popeza ili ndi mawonekedwe apadera, 6-bromoquinoxaline yakopa chidwi m'magawo osiyanasiyana, kuphatikizapo mankhwala ndi sayansi ya zida, chifukwa cha ntchito yake yachilengedwe komanso reactivity.
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2-FLUORO-3-(TRIFLUOROMETHYL)BENZALDEHYDE CAS:112641-20-0
2-Fluoro-3- (trifluoromethyl)benzaldehyde ndi aldehyde wonunkhira wokhala ndi formula ya molekyulu C9H6F4O. Ili ndi mphete ya benzene yomwe imasinthidwa ndi atomu ya fluorine pamalo a 2 ndi gulu la trifluoromethyl (-CF3) pamalo a 3, pamodzi ndi gulu la aldehyde functional (-CHO). Kapangidwe kameneka nthawi zambiri kamakhala kopanda mtundu kapena kachikasu ndipo kamadziwika ndi kapangidwe kake kapadera komwe kamapereka reactivity yayikulu komanso ntchito zomwe zingatheke m'magawo angapo a mankhwala, makamaka mu organic synthesis ndi chemistry yamankhwala.
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Furan-2-carbonyl chloride, tetrahydro- CAS: 52449-98-6
Furan-2-carbonyl chloride, tetrahydro-, ndi chinthu chachilengedwe chokhala ndi formula ya molekyulu C6H7ClO2. Ili ndi mphete ya furan yomwe imalowetsedwa pamalo a 2 ndi gawo la carbonyl chloride ndipo ili ndi kapangidwe ka tetrahydro. Kawirikawiri chinthuchi chimawoneka ngati madzi opanda mtundu kapena achikasu, odziwika bwino chifukwa cha momwe amachitira zinthu chifukwa cha kukhalapo kwa magulu onse awiri a carbonyl ndi chloride. Kapangidwe kake kapadera kamapangitsa kuti ikhale chinthu chofunikira kwambiri popanga mankhwala osiyanasiyana.
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3-Chloro-4-cyanopyridine CAS: 68325-15-5
3-Chloro-4-cyanopyridine ndi mankhwala achilengedwe a heterocyclic okhala ndi formula ya molekyulu C6H4ClN3. Ili ndi mphete ya pyridine yomwe yasinthidwa ndi atomu ya chlorine pamalo a 3 ndi gulu la cyano (-CN) pamalo a 4. Mankhwalawa amawoneka ngati olimba oyera mpaka achikasu owala ndipo amagwiritsidwa ntchito m'mafakitale osiyanasiyana chifukwa cha magulu ake apadera, omwe amapereka reactivity ndi makhalidwe ake apadera.
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Nicotinamide CAS:98-92-0
Nicotinamide, yomwe imadziwikanso kuti niacinamide, ndi mtundu wa vitamini B3 womwe umagwira ntchito yofunika kwambiri pa kagayidwe ka maselo ndi kupanga mphamvu. Ndiwofunikira kwambiri pakupanga ma coenzymes a NAD ndi NADP, omwe ndi ofunikira pazochitika zosiyanasiyana za biochemical m'thupi. Kupatula ntchito zake za kagayidwe kachakudya, nicotinamide imadziwika chifukwa cha ubwino wake pakusamalira khungu, kuphatikizapo kuchepetsa kutupa, kukonza ntchito yotchinga khungu, komanso kuchepetsa mawonekedwe a mizere yaying'ono ndi hyperpigmentation. Kuphatikiza apo, yaphunziridwa chifukwa cha mphamvu zake zoteteza mitsempha ndi ntchito yake pothana ndi matenda monga matenda a shuga ndi nyamakazi.
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N-Methylhomopiperazine CAS:4318-37-0
N-Methylhomopiperazine ndi mankhwala opangidwa kuchokera ku homopiperazine, omwe ali ndi gulu la methyl lomwe limalumikizidwa ndi imodzi mwa ma atomu ake a nayitrogeni. Kusintha kumeneku kumawonjezera kuchuluka kwa lipophilicity yake ndikusintha mawonekedwe ake a pharmacokinetic, zomwe zimapangitsa kuti ikhale yosangalatsa kugwiritsa ntchito mankhwala. N-Methylhomopiperazine imadziwika chifukwa cha ntchito zake zamoyo, makamaka posintha machitidwe a neurotransmitter okhudzana ndi nkhawa ndi kupsinjika maganizo. Makhalidwe a kapangidwe ka mankhwalawa amalola kuti agwire ntchito ngati maziko opangira mankhwala osiyanasiyana, kuphatikiza mankhwala oletsa kupsinjika maganizo ndi mankhwala ochepetsa ululu. Kutha kwake kuyanjana ndi mitundu yosiyanasiyana ya ma receptor kukuwonetsa kufunika kwake pakupeza mankhwala ndi kafukufuku wochiritsira.
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Homopiperazine CAS:505-66-8
Homopiperazine ndi mankhwala ozungulira omwe amakhala ndi mphete yokhala ndi ziwalo zisanu ndi chimodzi yokhala ndi ma atomu awiri a nayitrogeni pamalo osiyana. Itha kuonedwa ngati yochokera ku piperazine, komwe atomu iliyonse ya nayitrogeni mu mphete imalumikizidwa ku unyolo wa kaboni, motero imakulitsa kapangidwe kake. Kusintha kumeneku kumawonjezera kusungunuka kwake ndipo kumatha kusintha ntchito yake yachilengedwe. Homopiperazine ndi yofunika kwambiri pa mankhwala chifukwa cha kugwiritsidwa ntchito kwake popanga mankhwala osiyanasiyana, kuphatikiza mankhwala oletsa kupsinjika maganizo ndi mankhwala oletsa nkhawa. Kutha kwake kuyanjana ndi machitidwe a neurotransmitter kumapangitsa kuti ikhale malo ofunikira opezera ndi kupanga mankhwala.
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α-Phenylcyclopentanecarbonyl chloride CAS:17380-62-0
α-Phenylcyclopentanecarbonyl chloride ndi mankhwala achilengedwe okhala ndi mphete ya cyclopentane yomwe yasinthidwa ndi gulu la phenyl ndi gulu logwira ntchito la carbonyl chloride. Mankhwalawa amagwira ntchito yofunika kwambiri popanga zinthu zachilengedwe, makamaka pokonzekera ma carboxylic acid osiyanasiyana, ma esters, ndi ma amides. Kupezeka kwa gulu la carbonyl chloride kumawonjezera reactivity yake, zomwe zimapangitsa kuti ikhale yogwirizana ndi ma nucleophilic substitution reactions ambiri. Kapangidwe kake kapadera kamayiyikanso kuti igwiritsidwe ntchito mu mankhwala ndi agrochemicals, komwe ma intermediates otere ndi ofunikira popanga mamolekyu ovuta kwambiri. Kufufuza kwina kwa mankhwalawa kungavumbule reactivity yowonjezera ndi ntchito mu chemistry yopangidwa.
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Shuga pentaacetate CAS: 604-68-2
Glucose pentaacetate ndi chinthu chochokera ku shuga, momwe magulu onse asanu a hydroxyl (-OH) a molekyulu ya shuga amapangidwa kukhala acetylated, zomwe zimapangitsa kuti kapangidwe kake kakhale kozungulira. Chosakaniza ichi chimawoneka ngati madzi opanda mtundu, okhuthala ndipo chimagwiritsidwa ntchito makamaka popanga zinthu zachilengedwe komanso kafukufuku. Acetylation ya shuga imathandizira kulimbitsa kukhazikika kwake ndi kusungunuka kwake mu zosungunulira zachilengedwe, zomwe zimapangitsa kuti ikhale yoyenera kugwiritsidwa ntchito pazinthu zosiyanasiyana zamankhwala. Kuphatikiza apo, glucose pentaacetate ingagwiritsidwe ntchito ngati gulu loteteza mu carbohydrate chemistry, zomwe zimathandiza akatswiri a zamankhwala kusintha magulu ena ogwira ntchito popanda kusokoneza reactivity ya shuga.
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DL-Adrenalin CAS:329-65-7
DL-Adrenalin, yomwe imadziwikanso kuti epinephrine kapena adrenaline, ndi hormone ya catecholamine komanso neurotransmitter yopangidwa ndi ma adrenal glands. Imagwira ntchito yofunika kwambiri pakuyankha kwa thupi "nkhondo kapena kuthawa", kukweza kugunda kwa mtima, kukulitsa njira za mpweya, ndikuwonjezera kupanga mphamvu panthawi yamavuto. Mwachipatala, DL-Adrenalin imagwiritsidwa ntchito kwambiri mu mankhwala odzidzimutsa pochiza anaphylaxis, kulephera kwa mtima, komanso matenda oopsa a mphumu. Kuchita kwake mwachangu kumathandiza kubwezeretsa magwiridwe antchito a mtima ndikuwongolera kuyenda kwa mpweya, zomwe zimapangitsa kuti ikhale yofunikira kwambiri pazochitika zomwe zingawopseze moyo. Kuphatikiza apo, imagwiritsidwa ntchito mu mankhwala oletsa ululu am'deralo kuti awonjezere mphamvu zawo pochepetsa mitsempha yamagazi.
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β-D-Glucose pentaacetate CAS: 604-69-3
β-D-Glucose pentaacetate ndi yochokera ku β-D-glucose, pomwe magulu onse asanu a hydroxyl (-OH) amapangidwa kukhala acetyl kuti apange mankhwala osagwirizana ndi madzi komanso okhazikika. Kusintha kumeneku kumawonjezera kusungunuka kwa shuga m'zinthu zachilengedwe, zomwe zimapangitsa kuti ikhale yothandiza pazinthu zosiyanasiyana zopangira. Mtundu wa pentaacetate ndi wofunikira kwambiri mu carbohydrate chemistry chifukwa umagwira ntchito ngati gulu loteteza, zomwe zimathandiza kusintha magulu ogwira ntchito a shuga panthawi ya zochita za mankhwala. Kuphatikiza apo, β-D-glucose pentaacetate ingagwiritsidwe ntchito mu maphunziro okhudzana ndi kapangidwe ka glycoside ndi reactivity ya carbohydrate, kupereka chidziwitso pa momwe shuga imagwirira ntchito mu organic synthesis.
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N-Hydroxy succinimide CAS:6066-82-6
N-Hydroxy succinimide (NHS) ndi mankhwala omwe amagwiritsidwa ntchito kwambiri mu biochemistry ndi organic chemistry ngati cholumikizira. Ntchito yake yayikulu ndikupanga ma amide bond, nthawi zambiri amathandizira kuphatikizika kwa ma biomolecule monga mapuloteni, ma peptide, ndi ma nucleic acid. NHS imagwira ntchito ndi ma carboxylic acid kuti ipange ma NHS esters okhazikika, omwe amatha kuchitapo kanthu ndi ma amine kuti apange ma amide. Kapangidwe kameneka kamapangitsa NHS kukhala yofunika kwambiri pakugwiritsa ntchito mankhwala osiyanasiyana, kuphatikiza kupanga mankhwala, kuyesa kwa immunoassays, ndi njira zolumikizirana. Kuphatikiza apo, imawonjezera kusungunuka ndi kukhazikika kwa zinthu zomwe zimachokera, zomwe zimathandiza kuti zochita za biochemical zigwire bwino ntchito.
