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 bromoethyne
593-61-3

bromoethyne synthesis

10synthesis methods
-

Yield:624-61-3 20%

Reaction Conditions:

Stage #1:2,3-Dimethyl-2-butene;cis+trans-dibromoethylene with potassium tert-butylate in pentane at -60 - 0;Inert atmosphere;
Stage #2: with ammonium chloride in pentane for 0.25 h;
Stage #3: with water

References:

Galy, Nicolas;Doucet, Henri;Santelli, Maurice [Tetrahedron Letters,2010,vol. 51,# 4,p. 695 - 697] Location in patent:scheme or table

FullText

思茅市| 五台县| 昌宁县| 平舆县| 蓝山县| 辽阳县| 靖西县| 临沂市| 扶沟县| 依安县| 微山县| 双鸭山市| 泸溪县| 宝应县| 惠安县| 福清市| 高安市| 江陵县| 浦江县| 江阴市| 和平区| 石林| 新晃| 剑河县| 荔浦县| 寿光市| 常熟市| 蓬溪县| 浏阳市| 集安市| 永寿县| 炎陵县| 乌兰浩特市| 弥渡县| 邛崃市| 林口县| 晋州市| 白水县| 定远县| 丰都县| 南开区|