Method for producing amide carboxylic acid compound, method for producing amide alcohol compound, and method for producing lactone compound

摘要

Problem to be solved: to provide a method of producing an amidocarboxylic acid compound useful as a synthetic intermediate of biotin with high purity and efficiently.Solution: anhydride of certain ureide compounds and n-me-r - α― A method of producing an amide carboxylic acid compound characterized in that a mixture containing an amide carboxylic acid compound is obtained by contacting an optically active amine such as methylbenzylamine, and then an amide carboxylic acid compound is isolated from the resulting mixture.No selection