Process for recovering 3-nitrobenzoic acid

Details Process for recovering 3-nitrobenzoic acid Process for recovering 3-nitrobenzoic acid

1980-02-21

1981-09-08

Trousof, Natalie

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

Organic compounds

Carboxylic acids and salts thereof

C07C 5143

Patent

active

042886155

ABSTRACT:
3-Nitrobenzoic acid is recovered from a mixture of 2-, 3- and 4-nitrobenzoic acids by basifying to a pH of 8-12 and then adding an acid to reduce the pH to 1.5-3.5 to precipitate the desired compound.

REFERENCES:
patent: 3415876 (1968-12-01), Boonstra et al.

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