成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook CAS DataBase List SODIUM 4-HYDROXYBUTYRATE
502-85-2

SODIUM 4-HYDROXYBUTYRATE synthesis

2synthesis methods
-

Yield:502-85-2 95%

Reaction Conditions:

with sodium hydroxide at 45 - 60; for 12 h;

Steps:


Compound 1 (25 mL, 0.32 mol) was added to a solution of NaOH (13 g, 0.32 mol) and heated to 45° C. The reaction mass was stirred for 12 hours at 60° C., and then methanol was removed under vacuum. The resulting residue was washed with diethyl ether (2×250 mL) and dried in a dryer at 40° C. for 12 hours, and the yield of product 2 was 38 g (95%).

References:

OBSCHESTVO S OGRANICHENNOI OTVETSTVENNOSTIYU "PHARMENTERPRISES";NEBOLSIN, Vladimir Evgenievich;KROMOVA, Tatyana Alexandrovna US2017/183318, 2017, A1 Location in patent:Paragraph 0215; 0216

FullText

SODIUM 4-HYDROXYBUTYRATE Related Search: