12-06188. 3′-Methylphthalanilic Acid [Archived]

Nomenclature

CAS number: 85-72-3
2-[[(3-Methylphenyl)amino]carbonyl]benzoic acid; N-m-tolylphthalamic acid; Duraset; Duraset 20W; Tomaset.
C15H13NO3; mol wt 255.27.
C 70.58%, H 5.13%, N 5.49%, O 18.80%.

Description and references

Preparation: Smith, Hoffmann, US 2556665 (1951 to U.S. Rubber).

Chemical structure

Properties

Crystals, mp 149-151°. Slightly sol in water; sol in polar solvents with rapid decompn to the imide.

Caution

On ingestion is hydrolyzed to produce m-toluidine. This may cause kidney injury, anemia, methemoglobinemia.

Use

As a fruit set, i.e. to prevent premature drop of apples, pears, cherries, peaches, and of certain vegetable crops, such as tomatoes and peppers. Antishock treatment for plants.

Status

This monograph has been retired and is no longer subject to revision or update.