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!

105252-84-4

(-)-(6S)-4,10-DIMETHYL-7-ISOPROPYL-1,5-DIOXASPIRO[5.5] UNDEC-3-EN-2-ON synthesis

5synthesis methods
14073-97-3 Synthesis
L-MENTHONE

14073-97-3
284 suppliers
$14.00/1g

(6R)-(-)-4,10-DIMETHYL-7-ISOPROPYL-1,5-DIOXASPIRO[5.5]UNDEC-3-EN-2-ON

105367-62-2
3 suppliers
inquiry

(-)-(6S)-4,10-DIMETHYL-7-ISOPROPYL-1,5-DIOXASPIRO[5.5] UNDEC-3-EN-2-ON

105252-84-4
4 suppliers
inquiry

-

Yield:105252-84-4 23% ，105367-62-2 22%

Reaction Conditions:

with toluene-4-sulfonic acid at 80; for 24 h;

References:

Hoffmann, Ralf;Mattay, Jochen [Liebigs Annalen,1995,# 8,p. 1455 - 1462]

(-)-(6S)-4,10-DIMETHYL-7-ISOPROPYL-1,5-DIOXASPIRO[5.5] UNDEC-3-EN-2-ON Related Search: