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!

80555-60-8

PBDC-dimethyl synthesis

1synthesis methods
-

Yield: 35% , 57%

Reaction Conditions:

with hydrogen sulfide in ethanol for 1.5 h;Heating;

References:

Yokoyama, Masataka;Hosi, Kazuko;Imamoto, Tsuneo [Synthesis,1981,# 11,p. 908 - 910]