2,4-Diaminophenol
Structural Formula Vector Image
Title: 2,4-Diaminophenol
CAS Registry Number: 95-86-3
Molecular Formula: C6H8N2O
Molecular Weight: 124.14
Percent Composition: C 58.05%, H 6.50%, N 22.57%, O 12.89%
Literature References: Prepn by reduction of 2,4-dinitrophenol: Braude et al., J. Chem. Soc. 1954, 3586; Neilson et al., ibid. 1962, 371; from m-nitroaniline: Bean, US 2525515 (1950 to Eastman Kodak).
Properties: Crystals, dec 78-80°. Somewhat sol in alcohol, acetone; sparingly sol in ether, chloroform, petr ether; readily sol in acids, alkalies.
 
Derivative Type: Dihydrochloride
Trademarks: Acrol; Amidol
Molecular Formula: C6H8N2O.2HCl
Molecular Weight: 197.06
Percent Composition: C 36.57%, H 5.11%, N 14.22%, O 8.12%, Cl 35.98%
Properties: Crystals, mp 205°. Soly in water at 15°: 27.5 g/100 ml. Slightly sol in alcohol.
Melting point: mp 205°
 
Use: Dihydrochloride as photographic developer, in fur and hair dyeing, in test for formaldehyde and ammonia.

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