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!

484-18-4

1-(7-Hydroxy-5-methoxy-2,2-dimethyl-2H-chromen-8-yl)ethanone synthesis

4synthesis methods
-

Yield:484-18-4 95%

Reaction Conditions:

with ethylenediamine diacetic acid in xylene; for 10 h;Heating;

References:

Yong, Rok Lee;Xia, Likai [Synthesis,2007,# 20,p. 3240 - 3246]