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!

ChemicalBook CAS DataBase List Octamethyltrisiloxane
107-51-7

Octamethyltrisiloxane synthesis

11synthesis methods
The synthesis of polyether-modified polysiloxane copolymer adopts the condensation method, in which hydrogen-containing silicone oil and polyether are condensed and grafted under the action of catalyst. In a four-mouth flask equipped with a stirrer, conde
-

Yield:107-51-7 48%

Reaction Conditions:

Stage #1:ethyl trimethylsilyl ether with sodium hydroxide in pyridine at 70; for 1.5 h;
Stage #2:dimethylsilicon dichloride in benzene

References:

Rebrov;Muzafarov [Heteroatom Chemistry,2006,vol. 17,# 6,p. 514 - 541]

Octamethyltrisiloxane Related Search:

巴林左旗| 马鞍山市| 道孚县| 惠州市| 米易县| 云龙县| 绿春县| 金沙县| 搜索| 堆龙德庆县| 奈曼旗| 昂仁县| 农安县| 林州市| 康马县| 呈贡县| 台东市| 赞皇县| 涞水县| 延寿县| 天台县| 丹阳市| 鄂伦春自治旗| 临澧县| 龙陵县| 鄄城县| 淮南市| 讷河市| 康定县| 平原县| 密山市| 玉林市| 招远市| 清水县| 万年县| 日照市| 桦南县| 锦州市| 和静县| 平湖市| 丹江口市|