午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

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 Mercaptosuccinic acid
70-49-5

Mercaptosuccinic acid synthesis

3synthesis methods
-

Yield:70-49-5 75 %Chromat.

Reaction Conditions:

with hydrogen sulfide;molecular sieves 4A (powder) in 1-methyl-pyrrolidin-2-one at 100; under 3900.39 - 3975.4 Torr; for 5 h;Product distribution / selectivity;

Steps:

21
Except that the types of α, β-unsaturated carboxylic acids were changed to the types as shown in Table 2, reaction was conducted in the same manner as in Example 1. The results are shown in Table 2.

References:

SHOWA DENKO K.K. WO2009/38232, 2009, A2 Location in patent:Page/Page column 31-32

FullText

Mercaptosuccinic acid Related Search: