Process for the preparation of purified phthalimidoalkanecarboxy

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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C07D20948

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active

054709881

ABSTRACT:
Process for the preparation of purified phthalimidoalkanecarboxylic acids
The present invention relates to a process for the preparation of purified phthalimidoalkanecarboxylic acids which are contaminated with phthalic acid, lactam and/or water, including the following measures:

REFERENCES:
patent: 3210313 (1965-10-01), Taub
patent: 5061807 (1991-10-01), Gethoffer et al.
patent: 5310934 (1994-05-01), Calvallotti et al.

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