Activated Basic Alumina Promotes a Mild, Clean and High-Yield Racemization-Free Synthesis of t-Butyl Esters from Chiral Acid Bromides and t-Butyl Alcohol
作者:Kazuo Nagasawa、Keiko Ohhashi、Asami Yamashita、Keiichi Ito
DOI:10.1246/cl.1994.209
日期:1994.2
Esterification of a variety of acid bromides having even steric bulkiness with t-BuOH/activated basic alumina gave the corresponding t-butylesters in good to excellent yields. In the case of chiral acid bromides, no racemization has been ascertained for the first time.
Monobactam organic compounds for the treatment of bacterial infections
申请人:Aulakh Virender Singh
公开号:US09174978B2
公开(公告)日:2015-11-03
This invention pertains generally to antibacterial compounds of Formula I,
as further described herein, and pharmaceutically acceptable salts and formulations thereof. In certain aspects, the invention pertains to methods of using such compounds to treat infections such as those caused by Gram-negative bacteria.
MONOBACTAM ORGANIC COMPOUNDS FOR THE TREATMENT OF BACTERIAL INFECTIONS
申请人:AULAKH Virender Singh
公开号:US20150266867A1
公开(公告)日:2015-09-24
This invention pertains generally to antibacterial compounds of Formula I,
as further described herein, and pharmaceutically acceptable salts and formulations thereof. In certain aspects, the invention pertains to methods of using such compounds to treat infections such as those caused by Gram-negative bacteria.