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2,2′,6,6′-Tetramethyl-4,4′-biphenol CAS:2417-04-1
2,2′,6,6′-Tetramethyl-4,4′-biphenol, yomwe imadziwika kuti TMQ (kapena 2,2′,6,6′-Tetramethyl-1,1′-biphenyl-4,4′-diol), ndi mankhwala achilengedwe okhala ndi formula ya molekyulu C16H18O2. Cholimba choyera ichi chili ndi biphenyl core yomwe imasinthidwa ndi magulu anayi a methyl ndi magulu awiri a hydroxyl, zomwe zimathandiza kuti ikhale yolimba komanso yoteteza ma antioxidants. TMQ imagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana chifukwa cha kuthekera kwake kuletsa kuwonongeka kwa okosijeni, zomwe zimapangitsa kuti ikhale yothandiza pakuwonjezera magwiridwe antchito ndi moyo wautali wa zinthu ndi zinthu zomwe zimakhudzidwa ndi kutentha ndi kuwala.
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Benzoyl hydrazine CAS:613-94-5
Benzoyl hydrazine ndi mankhwala achilengedwe okhala ndi formula ya mankhwala C7H8N2O, yokhala ndi gulu la benzoyl lolumikizidwa ku gawo la hydrazine. Madzi achikasu opepuka awa amagwiritsidwa ntchito kwambiri mu mankhwala opangidwa ngati gawo lapakati pakupanga mankhwala osiyanasiyana ndi mankhwala a agrochemicals. Kapangidwe kake kamawalola kuti azichita zinthu zosiyanasiyana za mankhwala, zomwe zimapangitsa kuti akhale ofunika kwa ofufuza omwe akufuna kupanga zinthu zatsopano kapena zosakaniza zogwira ntchito za mankhwala.
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2-Acetamidophenol CAS: 614-80-2
2-Acetamidophenol, yomwe imadziwika kuti paracetamol kapena acetaminophen, ndi mankhwala achilengedwe okhala ndi formula ya mankhwala C8H9NO2. Cholimba chopanda utoto ichi, cholimba cha kristalo chimagwiritsidwa ntchito kwambiri ngati chochepetsa ululu komanso choletsa kutentha thupi (chochepetsa malungo). Chinapangidwa koyamba kumapeto kwa zaka za m'ma 1800 ndipo chakhala chimodzi mwa mankhwala omwe amagwiritsidwa ntchito kwambiri padziko lonse lapansi chifukwa cha kugwira ntchito kwake bwino komanso chitetezo chake chikagwiritsidwa ntchito moyenera. Paracetamol imagwira ntchito makamaka mu dongosolo la mitsempha, kuletsa kupanga ma prostaglandins, omwe amachititsa ululu ndi kutupa.
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2,4′-DIPYRIDYL CAS:581-47-5
2,4′-Dipyridyl ndi chinthu chachilengedwe chokhala ndi formula ya molekyulu C10H8N2, yopangidwa ndi mphete ziwiri za pyridine zolumikizidwa ndi kapangidwe ka biphenyl. Imawoneka ngati kristalo wopepuka wachikasu ndipo imakhala ndi maatomu a nayitrogeni m'mphete zake zonunkhira, zomwe zimapangitsa kuti ikhale ndi mphamvu zapadera zamakemikolo. Chomwe chimagwiritsidwa ntchito makamaka mu sayansi ya chemistry yolumikizana ndi zinthu chifukwa cha kuthekera kwake kupanga ma complexes ndi ma ayoni osiyanasiyana achitsulo. Makhalidwe ake amapangika amachititsa kuti ikhale yoyenera kugwiritsidwa ntchito mu catalysis, sensing, ndi electronics.
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3-Oxetanone CAS:6704-31-0
3-Oxetanone, yomwe imadziwikanso kuti 3-butyrolactone, ndi ester yozungulira yokhala ndi formula ya molekyulu C4H6O2. Ili ndi mphete ya lactone yokhala ndi ziwalo zinayi ndi gulu la ketone functional. Chosakaniza ichi nthawi zambiri chimakhala chamadzimadzi chopanda mtundu kapena chachikasu chopepuka chomwe chimakhala ndi fungo labwino. Chifukwa cha kapangidwe kake kapadera, 3-oxetanone imakhala ndi reactivity yofanana ndi ma esters ndi ma ketone, zomwe zimapangitsa kuti ikhale yofunika kwambiri pakupanga zinthu zachilengedwe komanso yofunika kwambiri pakugwiritsa ntchito mankhwala osiyanasiyana.
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4-Amino-4H-1,2,4-triazole CAS:584-13-4
4-Amino-4H-1,2,4-triazole ndi mankhwala opangidwa ndi heterocyclic okhala ndi mphete ya triazole yokhala ndi gulu la amino lolumikizidwa. Imadziwika chifukwa cha ntchito yake m'magawo osiyanasiyana asayansi, kuphatikizapo mankhwala ndi ulimi. Monga mankhwala osinthika, imathandizira kupanga mankhwala ndi mankhwala a agrochemicals. Kapangidwe kake kapadera kamathandizira pakupanga mankhwala okhala ndi zochita zosiyanasiyana zamoyo.
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Oxalyl dihydrazide CAS:996-98-5
Oxalyl dihydrazide ndi mankhwala achilengedwe okhala ndi formula ya mankhwala C2H6N4O2, yomwe imadziwika ndi magulu ake awiri ogwira ntchito a hydrazine olumikizidwa ku gawo la oxalic acid. Cholimba chopanda utoto ichi chimagwiritsidwa ntchito makamaka mu chemistry yopangidwa ngati reagent kapena pakati. Chatchuka chifukwa cha kugwiritsidwa ntchito kwake m'magawo osiyanasiyana, kuphatikiza mankhwala ndi sayansi ya zida. Kapangidwe kake kapadera kamamulola kutenga nawo mbali muzochita zosiyanasiyana zamakemikolo, zomwe zimapangitsa kuti ikhale mankhwala ofunika kwa ofufuza ndi akatswiri a zamankhwala amafakitale.
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3-(3-Hydroxyphenyl)-DL-alanine CAS:775-06-4
3-(3-Hydroxyphenyl)-DL-alanine ndi amino acid yochokera ku formula ya molekyulu C9H11NO3. Chophatikiza ichi chili ndi gulu la phenolic hydroxyl pa gawo la 3-hydroxyphenyl lolumikizidwa ku msana wa DL-alanine. Chimapezeka ngati chisakanizo cha racemic cha enantiomers yake, zomwe zimapangitsa kuti chikhale chofunikira pazamoyo zosiyanasiyana. Chifukwa cha kapangidwe kake, chophatikiza ichi ndi chofunikira chifukwa cha ntchito zake zomwe zingagwiritsidwe ntchito mu zamankhwala ndi biochemistry, makamaka zokhudzana ndi kapangidwe ka ma neurotransmitter ndi njira zamagetsi.
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2,2′-dihydroxy-3,3′,5,5′-tetra-tert-butylbiphenyl CAS:6390-69-8
2,2′-Dihydroxy-3,3′,5,5′-tetra-tert-butylbiphenyl ndi mankhwala achilengedwe okhala ndi kapangidwe ka biphenyl ndi magulu anayi a tert-butyl ndi magulu awiri a hydroxyl olumikizidwa ku mphete za aromatic. Fomula yake ya molekyulu ndi C26H38O2. Mankhwalawa amadziwika ndi kukhazikika kwake kwakukulu komanso kusakonda madzi, zomwe zimapangitsa kuti akhale othandiza kwambiri pakugwiritsa ntchito mankhwala osiyanasiyana. Chifukwa cha mawonekedwe ake apadera, akopa chidwi cha ntchito zake zomwe zingatheke ngati antioxidant komanso stabilizer mu mapangidwe a mafakitale ndi ma polima.
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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.
