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 ε-Caprolactone
502-44-3

ε-Caprolactone synthesis

12synthesis methods
-

Yield:502-44-3 99.2%

Reaction Conditions:

at 60; under 150.015 Torr; for 4 h;Pressure;

Steps:

1

69.7 g of cyclohexanone was weighed and added to the solution of peracetic acid, the reaction condition was that the reaction was carried out under the conditions of absolute pressure of 0. 02Mpa and temperature of 60 ° C for 4h. After the reaction, the absolute pressure was 0 Separation of residual reactants and products by distillation under the conditions of 09Mpa, the fraction at 110_120 ° C is ε-caprolactone. 80.5 g of caprolactone was obtained in a yield of 99.2%.

References:

CN104119309,2016,B Location in patent:Paragraph 0025; 0027

ε-Caprolactone Related Search: