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:

龙门县| 垣曲县| 奉贤区| 新龙县| 边坝县| 连州市| 西吉县| 西乌| 资兴市| 清流县| 奈曼旗| 广州市| 万源市| 遂川县| 武功县| 西宁市| 广西| 沙洋县| 玉山县| 无极县| 东城区| 保德县| 大埔区| 洱源县| 安阳县| 绥化市| 体育| 富民县| 荔波县| 乡城县| 东兴市| 伊川县| 英超| 丹江口市| 贺州市| 兴义市| 额尔古纳市| 汤原县| 桐柏县| 若羌县| 进贤县|