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 Montelukast Methyl Ether
1351973-25-5

Montelukast Methyl Ether synthesis

11synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 5 steps
1.1: ethyl acetate / 25 - 30 °C
2.1: sulfuric acid; water / 5 - 10 °C
3.1: ethyl acetate / 25 - 30 °C
4.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.5 h / 0 - 5 °C
4.2: 2.5 h / 0 - 5 °C
5.1: water; sodium hydroxide / methanol / 5 h / 10 - 55 °C

References:

Sunil Kumar;Anjaneyulu;Hima Bindu [Asian Journal of Chemistry,2011,vol. 23,# 10,p. 4536 - 4546]

Montelukast Methyl Ether Related Search: