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methylmagnesium chloride CAS: 676-58-4
Methylmagnesium chloride (CH3MgCl) ndi chinthu chofunikira kwambiri chopangira zinthu za organomagnesium chomwe chili m'gulu la Grignard reagent. Chimadziwika ndi gulu lake la methyl lomwe limalumikizana ndi magnesium, lomwe limalumikizidwanso ndi ma chloride ions. Chomerachi nthawi zambiri chimakonzedwa kudzera mu reaction ya magnesium metal ndi methyl chloride mu anhydrous ether kapena solvent ina yoyenera. Methylmagnesium chloride imagwiritsidwa ntchito kwambiri popanga zinthu za organic popanga ma carbon-carbon bonds, kuthandizira kuukira kwa nucleophilic pa ma electrophiles, komanso kuthandizira kukonzekera mankhwala osiyanasiyana a organic, kuphatikizapo alcohols, ketones, ndi carboxylic acids. Kugwiritsa ntchito kwake mosiyanasiyana kumapangitsa kuti ikhale yofunika kwambiri m'malo onse a labotale komanso m'mafakitale.
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1-hydroxycyclohexyl phenyl ketone CAS:947-19-3
1-Hydroxycyclohexyl phenyl ketone, yomwe nthawi zambiri imafupikitsidwa kuti HCPK, ndi mankhwala achilengedwe omwe ali m'gulu la ma hydroxy ketones. Mankhwalawa ali ndi mphete ya cyclohexyl ndi gulu la phenyl lomwe limalumikizidwa kudzera mu gulu la ketone lomwe lili ndi gawo la hydroxyl (-OH). HCPK imagwira ntchito ngati choyambitsa kuwala kwa dzuwa m'machitidwe ochiritsira UV, omwe amagwiritsidwa ntchito kwambiri mu zokutira, inki, ndi zomatira. Kutha kwake kuyamwa kuwala kwa ultraviolet ndikupanga ma free radicals kumapangitsa kuti ikhale yofunika kwambiri poyambitsa njira zopopera. Kumvetsetsa momwe imagwirira ntchito komanso momwe imagwiritsidwira ntchito kumawunikira ntchito yake yofunika kwambiri mu chemistry yamakono yamafakitale.
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2-hydroxy-2-methylpropiophenone CAS:7473-98-5
2-Hydroxy-2-methylpropiophenone, yomwe imadziwika kuti HMP, ndi mankhwala achilengedwe omwe ali m'gulu la ma hydroxy ketones. Ili ndi gulu la hydroxyl (-OH) ndi gulu la methyl lomwe limalumikizidwa ndi kapangidwe ka propiophenone. Mankhwalawa amagwira ntchito yofunika kwambiri pakupanga kuwala kwa dzuwa, makamaka mu zokutira, inki, ndi zomatira zomwe zimatha kuchiritsidwa ndi UV. Kutha kwake kuyamwa kuwala kwa ultraviolet kumamuthandiza kupanga ma free radicals, omwe amayambitsa njira zopomera zomwe ndizofunikira popanga zinthu zolimba komanso zogwira ntchito bwino. Monga chomangira mu kapangidwe ka organic, HMP imagwiranso ntchito ngati cholumikizira chosinthika popanga mankhwala osiyanasiyana ovuta.
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4,4′-Dihydroxydiphenyl sulfide;4,4′-Thiobisphenol CAS:2664-63-3
4,4′-Dihydroxydiphenyl sulfide, yomwe imadziwikanso kuti 4,4′-thiobisphenol, ndi mankhwala achilengedwe omwe amadziwika ndi magulu awiri a phenolic hydroxyl omwe amamangiriridwa ku diphenyl sulfide core. Mankhwalawa ali ndi mphamvu zotsutsana ndi ma antioxidants komanso maantibayotiki, zomwe zimapangitsa kuti akhale ofunika kwambiri m'mafakitale osiyanasiyana. Kapangidwe kake kapadera ka mankhwala kamalola kugwiritsidwa ntchito kwambiri mu polymer chemistry, makamaka popanga ma epoxy resins ndi zinthu zina zotenthetsera. Chifukwa cha kuthekera kwake kowonjezera kukhazikika kwa kutentha ndi mphamvu zamakanika, 4,4′-dihydroxydiphenyl sulfide imagwira ntchito yofunika kwambiri pakupanga zinthu zolimba zomwe zimagwiritsidwa ntchito m'magawo osiyanasiyana, kuphatikiza zamagetsi ndi zokutira.
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1-Fluoro-2-nitrobenzene CAS:1493-27-2
1-Fluoro-2-nitrobenzene ndi mankhwala onunkhira omwe amadziwika ndi atomu ya fluorine ndi gulu la nitro lomwe lili pa mphete ya benzene. Ndi fomula ya molekyulu C₆H₄ClFNO₂, imadziwika ndi mphamvu zake zapadera zamakemikolo komanso reactivity, zomwe zimapangitsa kuti ikhale yapakati yofunika kwambiri popanga zinthu zachilengedwe. Mankhwalawa nthawi zambiri amagwiritsidwa ntchito popanga mankhwala a agrochemicals, mankhwala, ndi utoto. Kuyika kwake magulu ogwira ntchito kumathandiza kuti pakhale njira zina zotulutsira, zomwe zimathandiza kupanga mamolekyu ovuta omwe angathe kugwiritsidwa ntchito m'magawo osiyanasiyana amafakitale.
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1,3,5-Tris(2-hydroxyethyl)cyanuric acid CAS:839-90-7
1,3,5-Tris (2-hydroxyethyl)cyanuric acid ndi mankhwala opangidwa ndi zinthu zambiri okhala ndi maziko a cyanuric acid okhala ndi magulu atatu a hydroxyethyl. Kapangidwe kameneka kamapatsa molekyuluyo zinthu zapadera zamakemikolo, zomwe zimapangitsa kuti ikhale yofunika kwambiri m'magwiritsidwe osiyanasiyana, makamaka m'magawo a mankhwala ndi polymer chemistry. Magulu ake a hydroxyl amathandizira kusungunuka ndi kuchitapo kanthu, zomwe zimapangitsa kuti pakhale kusintha kosiyanasiyana ndi kulumikizana. Mankhwalawa akopa chidwi cha ntchito yake yomwe ingakhalepo m'machitidwe operekera mankhwala, komanso popanga zinthu zapamwamba chifukwa cha kuthekera kwake kupanga maulalo okhazikika. Kafukufuku wopitilira akufufuza ntchito zake zina ndi zabwino zake.
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di(morpholin-4-yl) disulphide CAS:103-34-4
Di(morpholin-4-yl) disulfide ndi mankhwala achilengedwe okhala ndi mphete ziwiri za morpholine zolumikizidwa ndi chomangira cha disulfide. Morpholine, amine wokhuta wa heterocyclic, amathandizira ku mawonekedwe apadera a mankhwalawa, monga kusungunuka ndi reactivity. Mankhwalawa akopa chidwi m'magawo osiyanasiyana, kuphatikiza mankhwala ndi sayansi ya zida, chifukwa cha kugwiritsidwa ntchito kwake popanga mankhwala komanso ngati chomangira chopangira ma polima. Kapangidwe kake ka ma morpholine awiri kamapereka nsanja yosinthira mankhwala ena, kulola ofufuza kufufuza njira zatsopano zochiritsira komanso njira zatsopano zopangira zinthu.
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Benzene, ethenyl-, homopolymer, brominated CAS: 88497-56-7
Benzine yopangidwa ndi brominated, ethenyl-homopolymer ndi polima yapadera yochokera ku polymerization ya ethenylbenzene, yomwe imadziwika kuti styrene. Njira yopangira bromination imaphatikizapo kulowetsa maatomu a bromine mu unyolo wa polima, zomwe zimapangitsa kuti zinthu zikhale zapadera monga kukana kwa moto komanso kukhazikika kwa kutentha. Polima iyi yopangidwa ndi brominated aromatic imagwiritsa ntchito m'magawo osiyanasiyana kuphatikiza zamagetsi, zida zamagalimoto, ndi zida zomangira. Makhalidwe ake apadera amawapangitsa kukhala ofunika pakukweza magwiridwe antchito azinthu pomwe akuthandizira miyezo yachitetezo pakupanga zinthu.
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4,4′-Dihydroxydiphenyl sulfide;4,4′-Thiobisphenol CAS:131707-24-9
4,4′-Dihydroxydiphenyl sulfide, yomwe imadziwikanso kuti 4,4′-thiobisphenol, ndi mankhwala achilengedwe omwe ali ndi magulu awiri a hydroxyl omwe amamangiriridwa ku msana wa diphenyl sulfide. Mankhwalawa ali ndi mphamvu zodziwika bwino monga antioxidant ndi antimicrobial activity, zomwe zimapangitsa kuti ikhale yofunikira pa ntchito zosiyanasiyana monga polymer chemistry ndi sayansi ya zinthu. Kutha kwake kukulitsa kukhazikika kwa kutentha ndi mphamvu ya makina ya zinthu kumapangitsa kuti ikhale yofunika kwambiri popanga ma epoxy resins ndi zokutira. Kusinthasintha kwa mankhwala kwa 4,4′-dihydroxydiphenyl sulfide kumaiyika ngati maziko ofunikira pa ntchito zatsopano m'mafakitale osiyanasiyana.
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3-Chlorobenzaldehyde CAS:587-04-2
Copper(II) hydroxide, yokhala ndi formula ya mankhwala Cu(OH)₂, ndi chinthu chosapangidwa chomwe chimawoneka ngati cholimba chabuluu. Chimadziwika kwambiri chifukwa cha ntchito yake ngati choyambira popanga mchere wosiyanasiyana wa mkuwa komanso ngati fungicide mu ntchito zaulimi. Chomerachi chili ndi zinthu zapadera monga ntchito yolimbana ndi mabakiteriya komanso kuthekera kopanga zinthu zovuta ndi zinthu zachilengedwe. Kuphatikiza pa ntchito zake zaulimi, copper(II) hydroxide imagwiritsa ntchito popanga utoto, zinthu zadothi, ndi zinthu zoyambitsa matenda. Kusinthasintha kwake kumapangitsa kuti ikhale yofunika kwambiri m'mafakitale komanso m'mafukufuku.
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4-Bromobenzaldehyde CAS: 88497-56-7
4-Bromobenzaldehyde ndi mankhwala achilengedwe okhala ndi formula ya molekyulu C₇H₆BrO. Amapangidwa ndi atomu ya bromine ndi gulu la aldehyde functional (-CHO) lolumikizidwa ku mphete ya benzene pamalo a para. Mankhwalawa amadziwika chifukwa cha reactivity yake ndipo amagwira ntchito ngati gawo lofunika kwambiri pakupanga zinthu zachilengedwe. Kugwiritsa ntchito kwake kumayambira pa mankhwala mpaka mankhwala a agrochemicals, zomwe zimapangitsa kuti ikhale yothandiza popanga mankhwala osiyanasiyana. Kuphatikiza apo, mphamvu zapadera za 4-bromobenzaldehyde zimathandiza kuti pakhale njira zina zotulutsira mankhwala, zomwe zimathandiza kupanga mankhwala osiyanasiyana omwe angakhale ndi ntchito zamafakitale komanso zamankhwala.
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Mkuwa (II) hydroxide CAS: 20427-59-2
Copper(II) hydroxide, yokhala ndi formula ya mankhwala Cu(OH)₂, ndi chinthu chosapangidwa chomwe chimawoneka ngati cholimba chabuluu. Chimadziwika kwambiri chifukwa cha ntchito yake ngati choyambira popanga mchere wosiyanasiyana wa mkuwa komanso ngati fungicide mu ntchito zaulimi. Chomerachi chili ndi zinthu zapadera monga ntchito yolimbana ndi mabakiteriya komanso kuthekera kopanga zinthu zovuta ndi zinthu zachilengedwe. Kuphatikiza pa ntchito zake zaulimi, copper(II) hydroxide imagwiritsa ntchito popanga utoto, zinthu zadothi, ndi zinthu zoyambitsa matenda. Kusinthasintha kwake kumapangitsa kuti ikhale yofunika kwambiri m'mafakitale komanso m'mafukufuku.
