A practical synthesis of (2R)-3,5-di-O-benzoyl-2-fluoro-2-C-methyl-d-ribono-γ-lactone
摘要:
The title compound was synthesized in 23% overall yield using only one purification in four chemical steps. The key features of this practical synthesis include an asymmetric aldol condensation and an enzymatic hydrolysis to remove the major undesired isomer. (C) 2009 Elsevier Ltd. All rights reserved.
A practical synthesis of (2R)-3,5-di-O-benzoyl-2-fluoro-2-C-methyl-d-ribono-γ-lactone
摘要:
The title compound was synthesized in 23% overall yield using only one purification in four chemical steps. The key features of this practical synthesis include an asymmetric aldol condensation and an enzymatic hydrolysis to remove the major undesired isomer. (C) 2009 Elsevier Ltd. All rights reserved.
Process for producing 2-(4-hydroxyphenoxy) propionate derivatives
申请人:Nissan Chemical Industries Ltd.
公开号:US04537984A1
公开(公告)日:1985-08-27
A process for producing a 2-(4-hydroxyphenoxy) propionate derivative represented by the formula: ##STR1## where Alk is a C.sub.1 -C.sub.5 alkyl group, which comprises reacting a phenoxy propionate derivative represented by the formula: ##STR2## where Alk is as defined above, with a peroxide to obtain a formate derivative represented by the formula: ##STR3## where Alk is as defined above, and hydrolyzing the formate of the formula III.