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 3-De[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-10,11-didehydro-11-deoxy-6-O-methyl-3-oxo-erythromycin 2'-acetate
160145-82-4

3-De[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-10,11-didehydro-11-deoxy-6-O-methyl-3-oxo-erythromycin 2'-acetate synthesis

5synthesis methods
Erythromycin, 3-O-de(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)-6-O-methyl-, 2'-acetate

143353-81-5
0 suppliers
inquiry

3-De[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-10,11-didehydro-11-deoxy-6-O-methyl-3-oxo-erythromycin 2'-acetate

160145-82-4
17 suppliers
inquiry

-

Yield:-

Steps:

Multi-step reaction with 3 steps
1: pyridine / dichloromethane / 23 h / 0 - 20 °C
2: N-chloro-succinimide; thioformaldehyde / dichloromethane / 3.5 h / -5 °C
3: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetone / 14 h / Reflux

References:

Wei, Xin;You, Qidong [Organic Process Research and Development,2006,vol. 10,# 3,p. 446 - 449]

3-De[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-10,11-didehydro-11-deoxy-6-O-methyl-3-oxo-erythromycin 2'-acetate Related Search:

成安县| 霞浦县| 阜宁县| 鹤壁市| 汉川市| 富宁县| 二连浩特市| 铜川市| 甘孜县| 钟山县| 林甸县| 进贤县| 分宜县| 新丰县| 龙井市| 邵东县| 顺义区| 临沧市| 桦甸市| 电白县| 邯郸县| 湘潭市| 镇原县| 陇川县| 朝阳区| 达孜县| 萍乡市| 嘉禾县| 嘉峪关市| 个旧市| 轮台县| 扬州市| 龙岩市| 三穗县| 合水县| 类乌齐县| 鄂托克旗| 虹口区| 枣强县| 苏尼特左旗| 石台县|