Title: Cumidine
CAS Registry Number: 99-88-7
CAS Name: 4-(1-Methylethyl)benzenamine
Synonyms: 4-aminocumene;
p-isopropylaniline; 4-amino-1-isopropylbenzene; b-(4-aminophenyl)propane
Molecular Formula: C9H13N
Molecular Weight: 135.21
Percent Composition: C 79.95%, H 9.69%, N 10.36%
Literature References: Prepn from aniline and isopropyl alcohol: Louis,
Ber. 16, 111 (1883); by nitration and subsequent reduction of cumene: Constam, Goldschmidt,
Ber. 21, 1157 (1898); Vavon, Callier,
Bull. Soc. Chim. Fr. [4]
41, 677 (1927).
Properties: Liquid. bp745 226-227°. d 0.9526. Insol in water.
Boiling point: bp745 226-227°
Density: d 0.9526
Derivative Type: Hydrochloride
Molecular Formula: C9H13N.HCl
Molecular Weight: 171.67
Percent Composition: C 62.97%, H 8.22%, N 8.16%, Cl 20.65%
Properties: Prisms from water or alc.
Derivative Type: Sulfate
Molecular Formula: C9H13N.?H2SO4
Molecular Weight: 184.25
Percent Composition: C 58.67%, H 7.66%, N 7.60%, S 8.70%, O 17.37%
Properties: Leaflets, mp 205°. Sol in hot water or alcohol, less sol in cold water, ether.
Melting point: mp 205°
Use: In the determination of tungsten.