p-Toluidine, an organic compound, colorless, glossy flaky crystals, slightly soluble in water, soluble in ethanol, ether, benzene, and hydrochloric acid. It is toxic and is a strong methemoglobin forming agent. It can irritate the bladder and urethra and cause hematuria. In industry, p-toluidine is mainly used as a dye intermediate and an intermediate for pharmaceutical ethylamine.

Chemical Properties:

White shiny flaky crystals. Slightly soluble in water, soluble in ethanol, ether, carbon disulfide and oils. Soluble in dilute inorganic acids and form salts.

Usage

It is mainly used as a dye intermediate to produce red base GL, methylamine red lake, basic fuchsin, methyl peri-acid and 4-aminotoluene-3-sulfonic acid, triphenylmethane dye Chemicalbook and oxazine Dyes, etc. It is also used as an intermediate for pharmaceutical products such as pyrimethamine and the pesticide fenaceturon. Used as intermediates for dyes, medicines, and pesticides; used as analytical reagents, and also used in the synthesis of dyes.

nature

CAS No. 106-49-0

Molecular formula C7H9N

Molecular weight 107.15

EINECS No. 203-403-1

Melting point 41-46 °C (lit.)

Boiling point 200 °C (lit.)

Density 0.973 g/mL at 25 °C (lit.)

Vapor density 3.9 (vs air)

Vapor pressure 0.26 mm Hg ( 25 °C)

Refractive index 1.5636

Flash point 192°F

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