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 BENZYLHYDRAZINE DIHYDROCHLORIDE
20570-96-1

BENZYLHYDRAZINE DIHYDROCHLORIDE synthesis

1synthesis methods
Step 1: Tert-butyl hydrazinecarboxylate was reacted in acetone with MgSO4 and HOAc. The mixture was heated to reflux. After cooling and filtration, concentration gave a white solid (1).
Step 2: Compound (1) was dissolved in toluene with solid KOH and a
-

Yield:-

Reaction Conditions:

with hydrogenchloride in tetrahydrofuran for 3 h;Heating;

References:

Meyer, Kevin G. [Synlett,2004,# 13,p. 2355 - 2356]

BENZYLHYDRAZINE DIHYDROCHLORIDE Related Search:

武邑县| 三江| 桓台县| 即墨市| 陕西省| 灵武市| 拉萨市| 辉南县| 阿拉善盟| 固原市| 雷山县| 宜昌市| 台中县| 西林县| 邯郸市| 西华县| 平谷区| 莱芜市| 确山县| 五指山市| 凤阳县| 犍为县| 临沧市| 彰武县| 锡林浩特市| 疏勒县| 于田县| 大理市| 顺平县| 榆中县| 黎平县| 雅安市| 浏阳市| 抚顺市| 昆明市| 贡嘎县| 旺苍县| 江津市| 五常市| 沐川县| 武义县|