Potassium tert-butoxide CAS 865-47-4
Potassium tert-butoxide shine muhimmin tushen kwayoyin halitta tare da alkalinity mafi girma fiye da potassium hydroxide. Saboda tasirin inductive na ƙungiyoyin methyl uku na (CH3) 3CO-, yana da ƙarfin alkalinity da aiki fiye da sauran alcoholates na potassium, don haka yana da kyau mai haɓakawa. Bugu da ƙari, a matsayin tushe mai ƙarfi, ana amfani da potassium tert-butoxide sosai a cikin haɗin gwiwar kwayoyin halitta kamar masana'antar sinadarai, magani, magungunan kashe qwari, da dai sauransu, irin su transesterification, condensation, sake tsarawa, polymerization, buɗewar zobe da kuma samar da ƙananan ƙarfe na orthoesters. Ana iya amfani da shi don ƙara haɓaka ƙarar ƙarar Michael, amsawar sake tsarawa na Pinacol da halayen sake tsarawa na Ramberg-Backlund; potassium tert-butoxide ana amfani da shi azaman wakili na narkar da ruwa don haifar da yanayin sanyi na Darzens da kuma yanayin daɗaɗɗen Stobbe; Har ila yau, shine tushe mafi inganci ga al'ada alkoxide-haloform dauki don samar da dihalocarbene. Saboda haka, potassium tert-butoxide yana ƙara samun tagomashi daga masana'antun sinadarai, magunguna, magungunan kashe qwari da sauran masana'antu. Potassium tert-butoxide yana da irin wannan fa'ida mai fa'ida, don haka akwai buƙatu mai yawa na tsaftataccen potassium tert-butoxide a gida da waje. Duk da haka, tun da farashin samar da shi ya fi na sauran alkali karfe alcoholates kuma ana buƙatar inganta fasahar samar da shi, bincike mai zurfi kan potassium tert-butoxide yana da mahimmanci.
Abu | Sakamako |
Bayyanar | Fari zuwa kashe farin foda |
Assay | 99% min |
Rarraba alkali | 1.0% max |
Potassium tert-butoxide ana amfani da shi sosai a cikin haɗaɗɗun kwayoyin halitta kamar masana'antar sinadarai, magani, magungunan kashe qwari, da sauransu. Musamman amfani sun haɗa da:
1. Halin transesterification: Ana amfani da shi don amsawar transesterification a cikin ƙwayoyin halitta don samar da sabbin abubuwan ester.
2. Halin daɗaɗɗa: A matsayin wakili na naɗaɗɗen ruwa, yana shiga cikin amsawar ƙararrawa ta Darzens, amsawar ƙwayar cuta ta Stobbe, da sauransu.
3. Halin sake tsarawa: Yana haɓaka haɓakar ƙarar Michael, halayen sake tsarawa na Pinacol da amsawar sake tsarawa na Ramberg-Backlund.
4. Amsa-buɗewar ringi: Yana aiki azaman mai kara kuzari a cikin amsawar buɗewar zobe don haɓaka buɗaɗɗen zoben mahadi na cyclic.
5. Halin polymerization: Yana shiga cikin amsawar polymerization don shirya mahadi na polymer.
6. Shirye-shiryen kayan aikin ƙarfe na ƙarfe mai nauyi: Ana amfani da shi don shirya kayan ƙarfe mai nauyi
25kg/bag

Potassium tert-butoxide CAS 865-47-4

Potassium tert-butoxide CAS 865-47-4