天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

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 Taurine
107-35-7

Taurine synthesis

11synthesis methods
-

Yield:107-35-7 603.2 g

Reaction Conditions:

with ammonia;water at 120; under 75007.5 Torr; for 1 h;Inert atmosphere;Pressure;Temperature;

Steps:

1-5

Transfer the addition reaction solution to the ammonia hydrolysis reactor,N2 was replaced three times, and 514.1 g of liquid ammonia was added to raise the temperature to 120 ° C.Adjust the pressure to 10Mpa with N2,After 1 h of reaction, the temperature was lowered.LC external standard quantitative taurine 603.2g;Aminolysis reaction1,1-dioxide ethylene sulfide conversion of 96.9%,The selectivity was 98.7%.

References:

CN109608365,2019,A Location in patent:Page/Page column 5-6

Taurine Related Search: