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butyllactate CAS:138-22-7
Butyllactate, kapena butyl lactate, ndi mankhwala ochokera ku lactic acid yokhala ndi gulu la butyl. Ester iyi ndi madzi opanda mtundu, odziwika ndi fungo lake labwino komanso lofatsa. Butyllactate imadziwika chifukwa cha kuwonongeka kwake ndipo imagwiritsidwa ntchito m'mafakitale osiyanasiyana komanso kwa ogula chifukwa cha kulimba kwake komanso chitetezo chake.
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4-Chlorophenylhydrazinehydrochloride CAS:1073-70-7
4-Chlorophenylhydrazinehydrochloride, yomwe chidule chake ndi 4-CPH, ndi kristalo yoyera mpaka yoyera. Imagwiritsidwa ntchito makamaka ngati chomangira popanga zinthu zachilengedwe, makamaka m'makampani opanga mankhwala. Chomerachi chimadziwika ndi kuthekera kwake kuchitapo kanthu ndi mankhwala a carbonyl, zomwe zimapangitsa kuti chikhale chofunikira popanga mankhwala osiyanasiyana. Kuphatikiza apo, 4-Chlorophenylhydrazinehydrochloride imagwiritsidwanso ntchito m'malo ofufuza chifukwa cha ntchito yake yophunzira momwe zinthu zachilengedwe zimachitikira komanso ngati chothandizira pakusanthula mankhwala.
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Fumedsilica CAS:7631-86-9
Fumed silica, yomwe imadziwikanso kuti pyrogenic silica kapena silica fume, ndi mtundu wa silicon dioxide wosawoneka bwino kwambiri womwe umapangidwa kudzera mu kuyaka kwa silicon tetrachloride mu lawi. Imawoneka ngati ufa woyera, wofewa wokhala ndi tinthu tating'onoting'ono tomwe tili ndi malo okwera komanso ma porosity. Fumed silica imagwiritsidwa ntchito kwambiri ngati chowonjezera chowonjezera, chowonjezera kukhuthala, komanso chowongolera kuyenda kwa madzi m'mafakitale osiyanasiyana.
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Ferrocene CAS:102-54-5
Ferrocene ndi chinthu chopangidwa ndi organometallic chokhala ndi formula ya mankhwala ya Fe (C5H5)2, chomwe chimapangidwa ndi atomu yachitsulo yapakati yomwe ili pakati pa ma ligand awiri a cyclopentadienyl (Cp). Ndi chinthu cholimba cha lalanje chomwe chinali chimodzi mwa zinthu zoyamba za metallocenes zomwe zinapezeka, zomwe zinayambitsa chiyambi cha chemistry ya organometallic. Ferrocene imasonyeza kukhazikika kwakukulu ndipo yatchuka kwambiri chifukwa cha kapangidwe kake kapadera ka mamolekyulu komanso kusintha kosiyanasiyana kwa chemistry yopangidwa.
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Ethylpyruvate CAS: 617-35-6
Ethylpyruvate ndi mankhwala ochokera ku pyruvic acid, omwe ali ndi gulu la ethyl. Ndi madzi opanda mtundu komanso fungo la zipatso. Ethylpyruvate imagwiritsidwa ntchito m'mafakitale osiyanasiyana komanso kafukufuku chifukwa cha mawonekedwe ake apadera.
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Ethylheptanoate CAS:106-30-9
Ethylheptanoate ndi ester compound yopangidwa kuchokera ku heptanoic acid ndi ethanol, zomwe zimapangitsa kuti ikhale ndi fungo la zipatso. Ndi madzi oyera omwe amagwiritsidwa ntchito m'njira zosiyanasiyana chifukwa cha mawonekedwe ake apadera.
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Butylbutyryllactate CAS: 7492-70-8
Butylbutyryllactate ndi mankhwala ochokera ku lactic acid ndi butyric acid, omwe ali ndi gulu la butyl ndi gulu la butyryl lomwe limalumikizidwa ku gulu la lactate. Mankhwalawa amagwiritsidwa ntchito m'mafakitale osiyanasiyana komanso kafukufuku chifukwa cha kapangidwe kake kapadera ka mankhwala.
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Mchere wa sodium wa Oxacillin CAS:1173-88-2
Mchere wa sodium wa Oxacillin ndi mankhwala opha tizilombo toyambitsa matenda a beta-lactam omwe ali m'gulu la penicillin, omwe amadziwika kuti ndi penicillin yosagonjetsedwa ndi penicillinase. Ndi ofanana ndi methicillin ndi nafcillin ndipo amagwira ntchito bwino polimbana ndi staphylococci yomwe imapanga penicillinase. Oxacillin imasokoneza kapangidwe ka makoma a mabakiteriya mwa kuletsa kulumikizana kwa peptidoglycan, zomwe zimapangitsa kuti tizilombo toyambitsa matenda tizitha kupha tizilombo toyambitsa matenda. Oxacillin imapezeka m'njira zobayira jakisoni kuti iperekedwe kudzera m'mitsempha kapena m'mitsempha, imagwiritsidwa ntchito kwambiri m'malo azaumoyo pochiza matenda omwe amayamba chifukwa cha mitundu ya Staphylococcus aureus yomwe imapanga penicillinase.
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Oxytetracycline hydrochloride CAS:2058-46-0
Oxytetracycline hydrochloride ndi mankhwala amchere ochokera ku oxytetracycline, mankhwala opha tizilombo toyambitsa matenda omwe ali m'gulu la tetracycline. Amachita chimodzimodzi ndi ma tetracycline ena, zomwe zimaletsa kupanga mapuloteni a bakiteriya mwa kumangirira ku 30S ribosomal subunit. Mphamvu ya bacteriostatic imeneyi imapangitsa kuti ikhale yogwira ntchito motsutsana ndi mabakiteriya osiyanasiyana a gramu-positive ndi gramu-negative. Oxytetracycline hydrochloride imagwiritsidwa ntchito kwambiri m'mankhwala osiyanasiyana a anthu komanso azachipatala.
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Pazufloxaxin CAS:127045-41-4
Pazufloxacin ndi mankhwala opha tizilombo toyambitsa matenda a fluoroquinolone omwe amagwira ntchito yolimbana ndi mabakiteriya osiyanasiyana a gramu-positive ndi gramu-negative. Amaletsa kupanga DNA ya bakiteriya polimbana ndi ma enzyme a topoisomerase IV ndi DNA gyrase, zomwe zimapangitsa kuti pakhale mabakiteriya ambiri. Pazufloxacin imagwiritsidwa ntchito pochiza matenda osiyanasiyana, kuphatikizapo matenda a m'mapapo, matenda a mkodzo, matenda a pakhungu ndi minofu yofewa, komanso matenda a m'mimba. Imapezeka m'kamwa komanso m'njira zobayira jakisoni kuti ithetse bwino matenda a bakiteriya.
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Oxytetracycline CAS: 79-57-2
Oxytetracycline ndi mankhwala opha tizilombo toyambitsa matenda omwe ali m'gulu la tetracycline, ochokera ku Streptomyces rimosus. Amaletsa kupanga mapuloteni a bakiteriya mwa kumangirira ku 30S ribosomal subunit, kuletsa aminoacyl-tRNA kuti isagwirizane ndi mRNA-ribosome complex. Izi zimapangitsa kuti pakhale zotsatira za bacteriostatic motsutsana ndi mabakiteriya osiyanasiyana a gram-positive ndi gram-negative. Oxytetracycline imapezeka m'njira zosiyanasiyana, kuphatikizapo mapiritsi akumwa, makapisozi, ndi mafuta odzola, pochiza matenda a bakiteriya mwa anthu ndi nyama.
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Oleandomycin triacetate (Troleandomycin) CAS:2751-09-9
Oleandomycin triacetate, yomwe imadziwikanso kuti troleandomycin, ndi mankhwala opha tizilombo toyambitsa matenda otchedwa macrolide antibiotic ochokera ku Streptomyces hygroscopicus, omwe ali ndi mphamvu yolimbana ndi mabakiteriya ambiri omwe ali ndi gramu. Amathandiza poletsa kupanga mapuloteni a bakiteriya, makamaka ku gulu la 50S ribosomal. Troleandomycin imagwiritsidwa ntchito makamaka mu mankhwala a ziweto pochiza matenda opuma ndi m'mimba mwa nyama, kuphatikizapo ng'ombe, nkhumba, ndi nkhuku. Imapezeka m'mankhwala opangidwa pakamwa kuti iperekedwe mosavuta komanso kuti isamalidwe bwino matenda obwera chifukwa cha mabakiteriya m'ziweto.
