O-aminophenol-containing AB-monomer for heterocyclic rigid-rod polymers
申请人:United States of America as represented by the Secretary of the Air Force
公开号:US07495106B1
公开(公告)日:2009-02-24
A novel o-aminophenol-carboxylic AB-monomer with the following chemical structure:
for synthesizing new rigid-rod polybenzobisazoles was prepared from the corresponding nitrobenzothiazolecarboxylic acid via an enzymatic process.
Conversion of 2-(4-carboxyphenyl)-6-nitrobenzothiazole to 4-(6-amino-5-hydroxybenzothiazol-2-yl)benzoic acid by a recombinant E. coli strain
作者:Lloyd J. Nadeau、Jim C. Spain、Ramamurthi Kannan、Loon-Seng Tan
DOI:10.1039/b516032d
日期:——
E. coli C43(DE3)pNbzAHabA, expressing nitroreductase and mutase enzymes, converts 2-(4-carboxyphenyl)-6-nitrobenzothiazole to 4-(6-amino-5-hydroxybenzothiazol-2-yl)benzoic acid.