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 174483-06-8
174483-06-8

174483-06-8 synthesis

12synthesis methods
α,α,4-Trimethylbenzeneacetic acid ethyl ester

32454-24-3
0 suppliers
inquiry

174483-06-8

174483-06-8
18 suppliers
inquiry

-

Yield:-

Steps:

Multi-step reaction with 5 steps
1: 75 percent / NBS
2: 74 percent / hexamethylenetetramine
3: tetrahydrofuran / Ambient temperature
4: BH3*Me2S / tetrahydrofuran
5: 1) Amberlyst, 2) NaBH4 / 2) MeOH, 50 deg C, 3) MeOH, RT

References:

Fang, Qun K.;Senanayake, Chris H.;Wilkinson, H. Scott;Waid, Stephen A.;Li, Hui [Tetrahedron Letters,1998,vol. 39,# 18,p. 2701 - 2704]

常宁市| 弥渡县| 丹棱县| 吉木萨尔县| 邓州市| 和田县| 高邑县| 南丰县| 大悟县| 枣庄市| 化州市| 毕节市| 石嘴山市| 财经| 正定县| 大姚县| 玉环县| 泽普县| 天津市| 侯马市| 维西| 从化市| 津南区| 滦平县| 柳江县| 聂拉木县| 梧州市| 蕉岭县| 平潭县| 安化县| 盱眙县| 平原县| 谷城县| 嘉鱼县| 无锡市| 齐齐哈尔市| 仁怀市| 南乐县| 武冈市| 呼和浩特市| 双江|