0102030405
Hanyar shiri na HMB-Ca
2025-03-17
Hanyar 1:
Yin amfani da 4-methyl-4-hydroxy-2-pentanone (diacetone barasa) a matsayin abin amsawa, ruwa a matsayin mai narkewa, An yi amfani da maganin ruwa na NaOBr don maganin halogenated, wanda ya biyo baya acidification da isobutanol. HMB acid a cikin tsantsar isobutanol an yi gishiri kai tsaye tare da Ca (OH) 2 don samun β - hydroxy - β - methylbutyrate calcium. Wannan hanya tana da fa'idodi na babban tsabtar samfur da ?arancin gur?ataccen muhalli.
- Hanyar 2:1) Ra'ayin glacial acetic acid, sulfuric acid, da H2O2, bi da bi da vacuum distillation, samar da wani bayani na peracetic acid;
- 2) Mix samfurin da aka samu a mataki na 1) tare da barasa diacetone, ?ara methyl acetate a matsayin mai narkewa don amsawa, sa'an nan kuma distill da tattara 70 ℃ juzu'i. Ragowar bayan distillation shine maganin β - hydroxy - β - methylbutyric acid;
- 3) ?ara ruwa da sodium hydroxide bayani zuwa ragowar distillation da aka samu a mataki na 2) don daidaita pH zuwa 6.0-7.0. Zafafa a narkar da cakuda, sa'an nan kuma tace shi. ?ara calcium chloride zuwa tacewa, motsa amsa, kuma daidaita pH zuwa 6.5-7.0 don sake ha?aka β - hydroxy - β - methylbutyrate calcium. Tace kuma bushe don samun samfurin