-
butyllactate CAS: 138-22-7
Butyllactate, los yog butyl lactate, yog ib qho tshuaj lom neeg uas tau los ntawm lactic acid nrog ib pawg butyl txuas nrog. Cov ester no yog ib qho kua tsis muaj xim, paub txog nws cov ntxhiab tsw qab thiab tsis muaj zog. Butyllactate tau lees paub rau nws cov biodegradability thiab siv rau hauv ntau yam kev lag luam thiab cov neeg siv khoom vim nws cov txiaj ntsig zoo thiab kev nyab xeeb.
-
4-Chlorophenylhydrazinehydrochloride CAS: 1073-70-7
4-Chlorophenylhydrazinehydrochloride, luv ua 4-CPH, yog cov khoom dawb mus rau dawb-dawb crystalline khoom. Nws feem ntau yog siv ua lub hauv paus rau kev tsim cov organic synthesis, tshwj xeeb tshaj yog hauv kev lag luam tshuaj. Cov tshuaj no paub txog nws lub peev xwm los ua tshuaj nrog cov tshuaj carbonyl, ua rau nws muaj txiaj ntsig zoo hauv kev tsim ntau yam tshuaj intermediates. Tsis tas li ntawd, 4-Chlorophenylhydrazinehydrochloride kuj tseem siv rau hauv kev tshawb fawb rau nws lub luag haujlwm hauv kev kawm txog cov tshuaj tiv thaiv organic thiab ua cov tshuaj reagent hauv kev tshuaj ntsuam tshuaj.
-
Fumedsilica CAS: 7631-86-9
Fumed silica, tseem hu ua pyrogenic silica lossis silica fume, yog ib hom ultrafine amorphous ntawm silicon dioxide tsim los ntawm kev hlawv ntawm silicon tetrachloride hauv nplaim taws. Nws zoo li hmoov dawb, fluffy uas muaj cov khoom me me nanoscale nrog thaj chaw siab thiab porosity. Fumed silica yog siv dav ua cov khoom siv reinforcing, thickening agent, thiab flow control additive hauv ntau yam kev siv hauv kev lag luam.
-
Ferrocene CAS: 102-54-5
Ferrocene yog ib qho organometallic compound nrog cov tshuaj formula Fe(C5H5)2, uas muaj ib lub hlau atom nruab nrab uas nyob nruab nrab ntawm ob lub cyclopentadienyl (Cp) ligands. Nws yog ib qho khoom khov txiv kab ntxwv tshwj xeeb uas yog ib qho ntawm thawj cov metallocenes uas tau pom, cim qhov pib ntawm thaj chaw ntawm organometallic chemistry. Ferrocene muaj kev ruaj khov zoo kawg thiab tau txais kev saib xyuas tseem ceeb rau nws cov qauv molecular tshwj xeeb thiab ntau yam reactivity hauv synthetic chemistry.
-
Ethylpyruvate CAS: 617-35-6
Ethylpyruvate yog ib yam tshuaj uas tau los ntawm pyruvic acid, nrog rau ib pawg ethyl txuas nrog. Nws yog ib yam kua tsis muaj xim nrog ib qho ntxhiab txiv hmab txiv ntoo. Ethylpyruvate siv rau hauv ntau yam kev lag luam thiab kev tshawb fawb vim nws cov yam ntxwv tshwj xeeb.
-
Ethylheptanoate CAS: 106-30-9
Ethylheptanoate yog ib qho ester compound uas tsim los ntawm heptanoic acid thiab ethanol, ua rau nws muaj ntxhiab txiv hmab txiv ntoo. Nws yog ib qho kua ntshiab siv rau ntau yam kev siv vim nws cov yam ntxwv sib txawv.
-
Butylbutyryllactate CAS: 7492-70-8
Butylbutyryllactate yog ib qho tshuaj sib xyaw ua los ntawm lactic acid thiab butyric acid, uas muaj ib pawg butyl thiab ib pawg butyryl txuas rau ib qho lactate moiety. Cov tshuaj ester no siv rau hauv ntau yam kev lag luam thiab kev tshawb fawb vim nws cov tshuaj sib xyaw tshwj xeeb.
-
Oxacillin sodium ntsev CAS: 1173-88-2
Oxacillin sodium ntsev yog ib hom tshuaj tua kab mob beta-lactam uas yog ib hom tshuaj tua kab mob uas tsis haum rau penicillin, thiab nws cov qauv zoo ib yam li methicillin thiab nafcillin thiab nws ua haujlwm zoo rau cov kab mob staphylococci uas tsim penicillinase. Oxacillin cuam tshuam kev tsim cov phab ntsa ntawm cov kab mob los ntawm kev txwv tsis pub peptidoglycan sib txuas ua ke, ua rau muaj kev phom sij rau cov kab mob uas yooj yim kis tau. Muaj cov tshuaj txhaj rau kev txhaj tshuaj rau hauv cov hlab ntsha lossis cov leeg nqaij, oxacillin feem ntau siv rau hauv cov chaw kho mob rau kev kho cov kab mob uas tshwm sim los ntawm cov kab mob Staphylococcus aureus uas tsim penicillinase.
-
Oxytetracycline hydrochloride CAS: 2058-46-0
Oxytetracycline hydrochloride yog ib hom tshuaj ntsev ntawm oxytetracycline, ib hom tshuaj tua kab mob dav dav uas yog ib feem ntawm pawg tetracycline. Nws muaj tib lub tshuab ua haujlwm zoo li lwm cov tetracyclines, tiv thaiv kev tsim cov protein ntawm cov kab mob los ntawm kev khi rau 30S ribosomal subunit. Qhov kev ua haujlwm bacteriostatic no ua rau nws muaj txiaj ntsig zoo rau ntau hom kab mob gram-positive thiab gram-negative. Oxytetracycline hydrochloride feem ntau siv rau hauv ntau hom tshuaj rau tib neeg thiab tsiaj txhu.
-
Pazufloxaxin CAS: 127045-41-4
Pazufloxacin yog ib hom tshuaj tua kab mob fluoroquinolone uas muaj kev ua haujlwm dav dav tawm tsam ntau yam kab mob gram-positive thiab gram-negative. Nws inhibits bacterial DNA synthesis los ntawm kev taw qhia rau cov enzymes topoisomerase IV thiab DNA gyrase, ua rau muaj cov teebmeem tua kab mob. Pazufloxacin siv rau hauv kev kho mob ntau yam kab mob, suav nrog kab mob ua pa, kab mob tso zis, kab mob tawv nqaij thiab cov nqaij mos, thiab kab mob hauv plab. Nws muaj nyob rau hauv daim ntawv noj thiab txhaj tshuaj rau kev tswj hwm cov kab mob bacterial zoo.
-
Oxytetracycline CAS: 79-57-2
Oxytetracycline yog ib hom tshuaj tua kab mob dav dav uas yog los ntawm pawg tetracycline, uas yog los ntawm Streptomyces rimosus. Nws tiv thaiv cov protein tsim los ntawm kev khi rau 30S ribosomal subunit, tiv thaiv kev txuas ntawm aminoacyl-tRNA rau mRNA-ribosome complex. Qhov kev ua no ua rau muaj kev cuam tshuam bacteriostatic tiv thaiv ntau yam kab mob gram-positive thiab gram-negative. Oxytetracycline muaj nyob rau hauv ntau hom tshuaj, suav nrog cov ntsiav tshuaj noj, tshuaj ntsiav, thiab tshuaj pleev rau sab nraud, rau kev kho cov kab mob bacterial hauv tib neeg thiab tsiaj txhu.
-
Oleandomycin triacetate (Troleandomycin) CAS: 2751-09-9
Oleandomycin triacetate, tseem hu ua troleandomycin, yog ib hom tshuaj tua kab mob macrolide uas tau los ntawm Streptomyces hygroscopicus, uas muaj cov tshuaj tua kab mob dav dav tiv thaiv cov kab mob gram-positive. Nws ua haujlwm los ntawm kev txwv tsis pub cov protein synthesis ntawm cov kab mob, tshwj xeeb tshaj yog tsom mus rau 50S ribosomal subunit. Troleandomycin feem ntau yog siv rau hauv kev kho tsiaj rau kev kho mob ntawm kev ua pa thiab kev mob plab hnyuv hauv cov tsiaj, suav nrog nyuj, npua, thiab nqaij qaib. Nws muaj nyob rau hauv cov tshuaj noj rau kev tswj hwm yooj yim thiab kev tswj hwm cov kab mob bacterial hauv cov tsiaj txhu.
