Process for the preparation of alkyl n-alkylanthranilate

Details Process for the preparation of alkyl n-alkylanthranilate Process for the preparation of alkyl n-alkylanthranilate

2008-05-06

2008-05-06

Oh, Taylor Victor (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

C546S155000

Reexamination Certificate

active

07368592

ABSTRACT:
This invention is directed to a process of preparing alkyl N-alkylanthranilate, specially Methyl N-methylanthranilate, represented by Formula (I), in a one pot synthesis, using available and cheap commercial chemicals such as Isatoic anhydride, solid sodium hydroxide, dimethyl sulfate and methanol. Purity of the crude product is about 97% and yield 85%.

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