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i-butyllactate CAS:138-22-7
I-Butyllactate, noma i-butyl lactate, iyinhlanganisela yamakhemikhali etholakala ku-lactic acid eneqembu le-butyl elinamathiselwe. Le ester iwuketshezi olungenambala, olwaziwa ngephunga layo elimnandi nelithambile. I-Butyllactate yaziwa ngokubola kwayo futhi isetshenziswa ezinhlotsheni ezahlukene zezimboni kanye nabathengi ngenxa yokuqina kwayo okusebenzayo kanye nephrofayili yokuphepha.
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4-Chlorophenylhydrazinehydrochloride CAS:1073-70-7
4-I-Chlorophenylhydrazinehydrochloride, efushaniswe ngokuthi i-4-CPH, iyi-crystalline solid emhlophe kuya kwemhlophe. Isetshenziswa kakhulu njengesisekelo sokwakha ekwakhiweni kwezinto eziphilayo, ikakhulukazi embonini yezokwelapha. Le nhlanganisela yaziwa ngekhono layo lokusabela ngama-carbonyl compounds, okwenza ibe usizo ekukhiqizweni kwezinhlobo ezahlukene zemithi. Ngaphezu kwalokho, i-4-Chlorophenylhydrazinehydrochloride isetshenziswa nasezindaweni zocwaningo ngendima yayo ekutadisheni ukusabela kwezinto eziphilayo kanye ne-reagent ekuhlaziyweni kwamakhemikhali.
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I-Fumedsilica CAS:7631-86-9
I-Fumed silica, eyaziwa nangokuthi i-pyrogenic silica noma i-silica fume, iwuhlobo lwe-silicon dioxide olungenawo uhlaka olucwebezelayo olukhiqizwa ngokushiswa kwe-silicon tetrachloride elangeni. Ibonakala njengempuphu emhlophe, ethambile equkethe izinhlayiya ezincane ezinendawo ephezulu kanye ne-porosity. I-Fumed silica isetshenziswa kabanzi njengesithasiselo sokuqinisa, i-ejenti yokujiya, kanye nesithasiselo sokulawula ukugeleza kwezakhi zofuzo ezisetshenziswayo ezimbonini ezahlukahlukene.
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I-Ferrocene CAS:102-54-5
I-Ferrocene iyinhlanganisela ye-organometallic enefomula yamakhemikhali i-Fe(C5H5)2, equkethe i-athomu yensimbi ephakathi ehlanganiswe phakathi kwama-ligand amabili e-cyclopentadienyl (Cp). Iyisithako esinombala ophuzi esihlukile esasingenye ye-metallocenes zokuqala ezitholakale, okwaphawula ukuqala kwensimu ye-organometallic chemistry. I-Ferrocene ikhombisa ukuzinza okuphawulekayo futhi ithole ukunakwa okukhulu ngesakhiwo sayo esiyingqayizivele sama-molecule kanye nokusebenza okuhlukahlukene kwe-chemistry yokwenziwa.
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I-Ethylpyruvate CAS:617-35-6
I-Ethylpyruvate iyinhlanganisela yamakhemikhali etholakala ku-pyruvic acid, eneqembu le-ethyl elinamathiselwe. Iwuketshezi olungenambala olunephunga lezithelo. I-Ethylpyruvate isetshenziswa ezinhlotsheni ezahlukene zezimboni nezocwaningo ngenxa yezakhiwo zayo ezihlukile.
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I-Ethylheptanoate CAS:106-30-9
I-Ethylheptanoate iyinhlanganisela ye-ester eyakhiwe nge-heptanoic acid kanye ne-ethanol, okwenza kube nephunga elimnandi. Iwuketshezi olucacile olusetshenziswa ezinhlotsheni ezahlukene ngenxa yezici zalo ezihlukile.
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I-Butylbutyryllactate CAS:7492-70-8
I-Butylbutyryllactate iyinhlanganisela yamakhemikhali etholakala ku-lactic acid kanye ne-butyric acid, equkethe iqembu le-butyl kanye neqembu le-butyryl elixhunywe engxenyeni ye-lactate. Le nhlanganisela ye-ester isetshenziswa ezinhlotsheni ezahlukene zezimboni kanye nocwaningo ngenxa yokwakheka kwayo kwamakhemikhali okuhlukile.
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Usawoti we-sodium we-Oxacillin CAS:1173-88-2
Usawoti we-sodium i-Oxacillin iyi-antibiotic ye-beta-lactam encane eyingxenye yesigaba se-penicillin, ehlukaniswe ngokukhethekile njenge-penicillin engamelani ne-penicillinase. Ifana ne-methicillin ne-nafcillin futhi isebenza kahle ngokumelene ne-staphylococci ekhiqiza i-penicillinase. I-Oxacillin iphazamisa ukwakheka kodonga lwamaseli ebhaktheriya ngokuvimbela ukuxhumanisa kwe-peptidoglycan, isebenzise imiphumela yokubulala amagciwane ezidakamizweni ezisengozini. Itholakala ezinhlotsheni ezijovwayo zokuphathwa ngemithambo yegazi noma ngemisipha, i-oxacillin ivame ukusetshenziswa ezindaweni zokunakekelwa kwempilo ekwelapheni izifo ezibangelwa izinhlobo ze-Staphylococcus aureus ekhiqiza i-penicillinase.
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I-Oxytetracycline hydrochloride CAS:2058-46-0
I-Oxytetracycline hydrochloride iwuhlobo lwe-oxytetracycline oluyi-antibiotic yemithi, i-antibiotic ene-spectrum ebanzi eyingxenye ye-tetracycline. Ihlanganyela indlela efanayo yokusebenza namanye ama-tetracycline, ivimbela ukwakheka kwamaprotheni ebhaktheriya ngokubopha ku-30S ribosomal subunit. Lesi senzo se-bacteriostatic senza ukuthi sisebenze kahle ngokumelene namagciwane ahlukahlukene ane-gram-positive kanye ne-gram-negative. I-Oxytetracycline hydrochloride ivame ukusetshenziswa ekwakhiweni kwemithi ehlukahlukene kokubili kubantu nasezilwaneni.
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I-Pazufloxaxin CAS:127045-41-4
I-Pazufloxacin iyi-antibiotic ye-fluoroquinolone enomsebenzi we-wide-spectrum ngokumelene namagciwane ahlukahlukene ane-gram-positive kanye ne-gram-negative. Ivimbela ukwakheka kwe-DNA yamagciwane ngokugxila kuma-enzyme i-topoisomerase IV kanye ne-DNA gyrase, okuholela emiphumeleni yokubulala amagciwane. I-Pazufloxacin isetshenziswa ekwelapheni izifo ezahlukahlukene, okuhlanganisa izifo zomgudu wokuphefumula, izifo zomgudu womchamo, izifo zesikhumba nezicubu ezithambile, kanye nezifo zangaphakathi kwesisu. Itholakala ngezindlela zomlomo nezijovwayo ukuze kuphathwe ngempumelelo izifo zamagciwane.
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I-Oxytetracycline CAS:79-57-2
I-Oxytetracycline iyi-antibiotic ebanzi eyingxenye ye-tetracycline, etholakala ku-Streptomyces rimosus. Ivimbela ukwakheka kwamaprotheni ebhaktheriya ngokubopha ku-30S ribosomal subunit, ivimbela ukunamathela kwe-aminoacyl-tRNA ku-mRNA-ribosome complex. Lesi senzo siphumela emiphumeleni yebhaktheriya elwa namagciwane ahlukahlukene ane-gram-positive kanye ne-gram-negative. I-Oxytetracycline itholakala ngezindlela ezahlukahlukene, kufaka phakathi amaphilisi omlomo, ama-capsule, kanye namafutha okugcoba, ekwelapheni izifo zamagciwane kubantu nasezilwaneni.
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I-Oleandomycin triacetate (i-Troleandomycin) CAS:2751-09-9
I-Oleandomycin triacetate, eyaziwa nangokuthi i-troleandomycin, iyi-antibiotic yama-macrolide etholakala ku-Streptomyces hygroscopicus, ekhombisa umsebenzi wokulwa namagciwane we-spectrum ebanzi ngokumelene namagciwane ane-gram-positive. Isebenza ngokuvimbela ukwakheka kwamaprotheni ebhaktheriya, ikakhulukazi ihlose i-50S ribosomal subunit. I-Troleandomycin isetshenziswa kakhulu kwezokwelapha zezilwane ekwelapheni izifo zokuphefumula nezokugaya ukudla ezilwaneni, okuhlanganisa izinkomo, izingulube, kanye nezinkukhu. Itholakala emithini yomlomo ukuze kube lula ukuyiphatha kanye nokuphathwa ngempumelelo kwezifo ezibangelwa amagciwane ezilwaneni.
