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 Ethyl 5-bromovalerate
14660-52-7

Ethyl 5-bromovalerate synthesis

9synthesis methods
-

Yield:-

Reaction Conditions:

with thionyl chloride in ethanol

Steps:

14.A Di-[(5-N,N-dibutylamino)pentyl] carbonate dihydrochloride hydrate
A] Starting from 5-bromopentanoic acid (50 g, 0.276 mole) and thionyl chloride (39 ml, 0.552 mole) in absolute ethanol (500 ml) and following the procedure of Example 13,A], there were obtained 62.7 g of ethyl 5-bromopentanoate (quantitative yield) which was used as such in the next step.

References:

ITALFARMACO S.p.A. EP748310, 1999, B1

FullText

Ethyl 5-bromovalerate Related Search:

赞皇县| 沂水县| 和平区| 拉萨市| 芦山县| 都江堰市| 永城市| 铜鼓县| 东莞市| 衡南县| 威远县| 衡南县| 望都县| 金沙县| 长垣县| 兴和县| 含山县| 衡阳县| 中超| 广安市| 绥德县| 修武县| 吴旗县| 长丰县| 长泰县| 临沭县| 东港市| 龙南县| 九台市| 伊吾县| 新巴尔虎左旗| 闸北区| 馆陶县| 格尔木市| 麟游县| 班戈县| 沅江市| 固安县| 岑巩县| 莆田市| 新宾|