0102030405
?na igbaradi ti HMB-Ca
2025-03-17
?na 1:
Lilo 4-methyl-4-hydroxy-2-pentanone (oti diacetone) bi ohun elo ifasil?, omi bi epo, NaOBr ojutu olomi ti a lo fun ifas? halogenated, at?le nipa acidification ati isobutanol isediwon. HMB acid ti o wa ninu isobutanol jade j? iy? taara p?lu Ca (OH) 2 lati gba β - hydroxy - β - kalisiomu methylbutyrate. ?na yii ni aw?n anfani ti mim? ?ja giga ati idoti ayika kekere.
- ?na 2:1) Idahun ti glacial acetic acid, sulfuric acid, ati H2O2, ti o t?le nipas? distillation vacuum, n mu ojutu ti peracetic acid;
- 2) Illa ?ja ti o gba ni igbes? 1) p?lu ?ti diacetone, ?afikun methyl acetate bi epo fun ifura, ati l?hinna distill ati gba ida 70 ℃. Iyoku l?hin distillation j? ojutu ti β - hydroxy - β - methylbutyric acid;
- 3) Fi omi kun ati ojutu i?uu soda hydroxide si iy?kuro distillation ti a gba ni igbes? 2) lati ?atun?e pH si 6.0-7.0. Ooru ki o tu adalu naa, l?hinna ?e àl?m? r?. ?afikun kiloraidi kalisiomu si àl?m?, ru i?esi naa, ki o si ?atun?e pH si 6.5-7.0 l??kansi lati ?aju β - hydroxy - β - kalisiomu methylbutyrate. àl?m? ati ki o gb? lati gba ?ja