午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
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 Lincomycin
154-21-2

Lincomycin synthesis

2synthesis methods
Lincomycin, 6,8-dideoxy-6-trans-(1-methyl-4-propyl-L-2-pyrrolidincarboxamido)-1-methylthio-D-erythro-α-D-galacto-octopyranoside (32.5.1), is the first lincosamide that has found use in clinical practice, and which was isolated in 1962 from the culture liquid of the activity of the actinomycete Streptomyces lincolnensis.
-

Yield:-

Steps:

Multi-step reaction with 4 steps
1: pyridine / 8 h / 2 - 20 °C
2: acetic acid / methanol / 18 h / 30 °C
3: triphenylphosphine; di-isopropyl azodicarboxylate / toluene / 20 h / 30 °C
4: potassium carbonate / methanol / 20 h / 130 °C

References:

Tianjin Kelun Pharmaceutical Co., Ltd.;Li Faguang;Wang Qianqian;Huang Chang;Wang Yufen;Wang Linlin;Huo Xianghong;Wang Qi;Wang Lichun;Wang Jingyi CN110606865, 2019, A

FullText

Lincomycin Related Search: