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

(20S)-21-[[Tris(isopropyll)silyl]oxy]-20-methyl-pregn-4-en-3-one

(20S)-21-[[Tris(isopropyll)silyl]oxy]-20-methyl-pregn-4-en-3-one ??? ???
?? ??:
356063-47-3
???:
(20S)-21-[[Tris(isopropyll)silyl]oxy]-20-methyl-pregn-4-en-3-one
???(??):
(20S)-21-[[Tris(isopropyll)silyl]oxy]-20-methyl-pregn-4-en-3-one;Pregn-4-en-3-one, 20-methyl-21-[[tris(1-methylethyl)silyl]oxy]-, (20S)- (9CI)
CBNumber:
CB32701526
???:
C31H54O2Si
??? ??:
486.84
MOL ??:
356063-47-3.mol

(20S)-21-[[Tris(isopropyll)silyl]oxy]-20-methyl-pregn-4-en-3-one ??

?? ?
529.1±19.0 °C(Predicted)
??
0.97±0.1 g/cm3(Predicted)
???
soluble in Dichloromethane, Ethyl Acetate, Methanol
??? ??
??
??
??

??

(20S)-21-[[Tris(isopropyll)silyl]oxy]-20-methyl-pregn-4-en-3-one C??? ??, ??, ??

??? ??

Brown Oil

??

Intermediate in the preparation of meiosis regulating medications.

(20S)-21-[[Tris(isopropyll)silyl]oxy]-20-methyl-pregn-4-en-3-one ?? ?? ? ???

???

?? ??


(20S)-21-[[Tris(isopropyll)silyl]oxy]-20-methyl-pregn-4-en-3-one ?? ??

???( 8)?? ??
??? ?? ??? ?? ?? ? ??
J & K SCIENTIFIC LTD. 010-82848833 400-666-7788
jkinfo@jkchemical.com China 94657 76
Chemsky(shanghai)International Co.,Ltd. 021-50135380
shchemsky@sina.com China 32321 50
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 +86-13028896684;
sales@rrkchem.com China 57423 58
Energy Chemical 021-58432009 400-005-6266
marketing@energy-chemical.com China 44918 58
Hubei Danding Pharmaceutical Technology Co., Ltd 18917019315 18917019315
18917019315@163.cn China 9346 58

Copyright 2019 ? ChemicalBook. All rights reserved