2620. Cumidine

Nomenclature

CAS number: 99-88-7
4-(1-Methylethyl)benzenamine; 4-aminocumene; p-isopropylaniline; 4-amino-1-isopropylbenzene; β-(4-aminophenyl)propane.
C9H13N; mol wt 135.21.
C 79.95%, H 9.69%, N 10.36%.

Description and 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).

Chemical structure

Properties

Liquid. bp745 226-227°. d 0.9526. Insol in water.

Derivative

Hydrochloride.
C9H13N.HCl; mol wt 171.67.
C 62.97%, H 8.22%, N 8.16%, Cl 20.65%.

Properties

Prisms from water or alc.

Derivative

Sulfate.
C9H13N. 1/2 H2SO4; mol wt 184.25.
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.

Use

In the determination of tungsten.