Intermediates for the preparation of oxophthalazinyl acetic acid

Details Intermediates for the preparation of oxophthalazinyl acetic acid Intermediates for the preparation of oxophthalazinyl acetic acid

1989-05-19

1990-02-13

Lee, Mary C.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549305, C07D49302

Patent

active

049008447

ABSTRACT:
A process for the preparation of oxophthalazinyl acetic acids having benzothiazole or other heterocyclic side chains comprising reacting an oxophthalizinyl acetic acid ester with an aniline derivative is disclosed. Also disclosed are processes for the preparation of such oxopthalizinyl esters.

REFERENCES:
patent: 4350813 (1982-12-01), Takei et al.
patent: 4558142 (1985-12-01), Hollard et al.

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