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 9-fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-propionate
5534-13-4

9-fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-propionate synthesis

5synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 2 steps
1: toluene-4-sulfonic acid / tetrahydrofuran / 2 h / 15 - 20 °C / Inert atmosphere
2: aluminum (III) chloride / 16.5 h / 10 - 30 °C

References:

Henan Lihua Pharmaceutical Co., Ltd.;Meng Dongliang;Wang Haibo;Huang Yange;Li Hexing;Chen Yuzhen CN110003299, 2019, A

乳山市| 普安县| 新晃| 林甸县| 吉木萨尔县| 天等县| 桓台县| 资兴市| 兰溪市| 中山市| 尉犁县| 武邑县| 莒南县| 宣武区| 故城县| 柏乡县| 高平市| 沙河市| 鸡东县| 上栗县| 辽源市| 平谷区| 长顺县| 加查县| 平顶山市| 乐至县| 蒙城县| 密云县| 建昌县| 绥德县| 定边县| 平安县| 龙胜| 简阳市| 曲沃县| 青河县| 如东县| 临沧市| 婺源县| 乐昌市| 上虞市|