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 1-Bromoadamantane
768-90-1

1-Bromoadamantane synthesis

10synthesis methods
-

Yield:768-90-1 93%

Reaction Conditions:

with bromine at 85 - 110;Temperature;

Steps:

1 1-Bromodamantane preparation
In the reaction bottle,Add 30g of adamantane,Add 24 mL of liquid bromine to excess bromine.React at 85 ° C for 6 h,Then heat up to 110 ° C,Oil bath reaction for 3h,Place it overnight,Distillation of recovered bromine,The remaining bromine is reduced by using 20 mL of saturated sodium hydrogen sulfite solution.filter,The filter cake is washed to neutral,dry,Recrystallization of methanol,Light yellow crystal 44g,Yield 93%,That is 1-bromodamantane;

References:

Lanxi Aoerte Agricultural Technology Co., Ltd.;Guo Tingting CN109232270, 2019, A Location in patent:Paragraph 0026; 0028; 0037; 0046

FullText

1-Bromoadamantane Related Search:

楚雄市| 富平县| 陇西县| 永善县| 徐州市| 紫金县| 巩留县| 沈阳市| 天镇县| 凌源市| 河源市| 芒康县| 仙居县| 济阳县| 正阳县| 綦江县| 海口市| 宝兴县| 敦化市| 江北区| 祁阳县| 兴宁市| 青浦区| 富锦市| 泗阳县| 准格尔旗| 大余县| 江城| 陇南市| 宿松县| 衡南县| 巴林左旗| 略阳县| 恩施市| 宁海县| 醴陵市| 伊吾县| 郁南县| 苍溪县| 南木林县| 霍邱县|