(2,3-Dichloro-4-carboxy)phenoxy acetic acid and esters thereof

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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549 70, 562472, C07C 6314

Patent

active

042196639

ABSTRACT:
2,3-Dichloro-4-(2-thenoyl)phenoxyacetic acid (tienilic acid) is prepared by reacting (2,3-dichloro-4-carboxy)phenoxyacetic acid with thiophene in the presence of a dehydration agent. The (2,3-dichloro-4-carboxy)phenoxyacetic acid is a novel compound.

REFERENCES:
P. S. Tarbell et al., JACS 64: 1066-1070, 607-612, 1942.
Chem. Abstr. 41:3905e.

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