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US5629448A Alcohol modified process for preparing bis-substituted phenolic amides 失效
用于制备双取代酚醛酰胺的醇改性方法

Alcohol modified process for preparing bis-substituted phenolic amides
摘要:
A process for preparing an amide of a bis (hydrocarbyl substituted hydroxyaryl) acetic acid by reacting a lactone produced in the reaction between the glyoxylic acid and phenol with a polyamine in the presence of an alcohol solvent is disclosed.
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