the Beijing Forestry University Excellent Young Scientist Fund(No.BLYX200904);National Innovation Experiment Program for University Students(No.091002234);Major State Basic Research Development Program of China(973 Program,No.2010CB732204) are gratefully acknowledged.
Sulfamic acid has been proved to be the most efficient and recyclable catalyst in carbamate synthesis from alkylamine and dialkyl carbonate.High selectivity,cost-efficiency and simple product separation were the advan...
the financial supports from the Ministry of Science and Technology of China(2006BAK02A24);the Ministry of Agriculture of China(2007-2011);Xi'an Bureau of Science and Technology,China (GG05112)
Soybean esterase, a cholinesterase-like enzyme, was purified by differential centrifugation firstly, then, ammonium sulfate precipitation, dialysis, and finally, DEAE-cellulose-32 ion-exchange chromatography after ext...
supported by the National Basic Research Program (No.2003CB 114406);the National Natural Science Foundation of China (No.20672062);the Tianjin Natural Science Foundation (No.07JCYBJC01200).
Four 4-monosubstituted pyrimidine pyridyl sulfonylureas were synthesized from pyridinesulfonamide and phenyl pyrimidylcarbamate and screened for herbicidal activities. We also reported a convenient preparation process...
The National Basic Research Program(973Program,Grant No.2004CB518904).
Aim To develop a novel selective protection strategy for the synthesis of ribostamycin cyclic carbamate derivatives. Methods Ribostamycin protected by carbobenzoxy group was treated with Nail, to give different protec...