一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
010-86108875
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
306 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
5 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:

济宁市| 正镶白旗| 绥芬河市| 安图县| 沧源| 盐源县| 葵青区| 嫩江县| 松滋市| 托里县| 新竹县| 绿春县| 天台县| 白山市| 巩义市| 曲阳县| 遵义市| 武平县| 宽城| 衡阳县| 荥经县| 上杭县| 望江县| 宁津县| 霍林郭勒市| 望都县| 宜兰市| 九龙县| 略阳县| 盐山县| 宁都县| 洪洞县| 肇庆市| 嘉善县| 尚志市| 仲巴县| 东乡族自治县| 漳州市| 方城县| 巩义市| 林芝县|