申请人:ADVANCED BIODESIGN
公开号:US20190047948A1
公开(公告)日:2019-02-14
A process for preparing aminothiol ester compounds and salts thereof. The present invention relates to a process for preparing compounds of formula (I), (I) comprising the following steps: a) reacting a compound of formula (II) with an inorganic acid or an organic acid, (II) b) reacting the compound obtained in step a) with a base; c) reacting the compound obtained in step b) with CO
2
; d) reacting the compound obtained in step c) with an alkyl chloroformate, a reagent capable of forming, with the compound obtained in step c), an acid halide, or a reagent capable of forming, with the compound obtained in step c), a mixed anhydride; e) reacting the compound obtained in step d) with an SMe anion precursor compound.
制备氨硫醇酯化合物及其盐的方法。本发明涉及一种制备式(I)化合物的方法,(I)包括以下步骤:a)将式(II)化合物与无机酸或有机酸反应,(II) b)将步骤a)得到的化合物与碱反应;c)将步骤b)得到的化合物与CO2反应;d)将步骤c)得到的化合物与烷基氯甲酸酯、能够与步骤c)得到的化合物形成酸卤化物的试剂,或者能够与步骤c)得到的化合物形成混合酸酐的试剂反应;e)将步骤d)得到的化合物与SMe阴离子前体化合物反应。