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pro vyhledávání: '"Mary Rose Atuu"'
Autor:
M. Mahmun Hossain, Mary Rose Atuu
Publikováno v:
Tetrahedron Letters. 48:3875-3878
The dynamic kinetic resolution of racemic mixtures of tropic acid ethyl ester under substrate racemizing conditions was studied using lipase PS with a ruthenium catalyst. Isopropenyl acetate was used as an acyl donor, since it was found to be compati
Publikováno v:
Tetrahedron: Asymmetry. 15:3091-3101
The first kinetic resolution of tropic acid ethyl ester (TAEE) with lipase PS and vinyl acetate as an acylating agent is reported. The resulting (S)-(−)-3-acetoxy tropic acid ethyl ester and (R)-(+)-tropic acid ethyl ester are produced in high yiel
Autor:
Matthew E. Dudley, Md. Monzur Morshed, Courtney Brennan, M. Syarhabil Ahmad, M. Mahmun Hossain, Bryan Branstetter, Mary-Rose Atuu, M. Shahidul Islam
Publikováno v:
The Journal of organic chemistry. 69(22)
Several commercial Lewis acids, including those of the Bronsted type, specifically HBF(4).OEt(2), are able to catalyze the reaction between aromatic aldehydes and ethyl diazoacetate to produce 3-hydroxy-2-arylacrylic acid ethyl esters and 3-oxo-3-ary