3233. p-Dimethylaminobenzophenone

Nomenclature

CAS number: 530-44-9
[4-(Dimethylamino)phenyl]phenylmethanone.
C15H15NO; mol wt 225.29.
C 79.97%, H 6.71%, N 6.22%, O 7.10%.

Description and references

Prepd from benzanilide, dimethylaniline, and phosphorus oxychloride: DE 41751 Frdl. 1, 44 (1887); Meisenheimer et al., Ann. 423, 84 (1921); Hurd, Webb, Org. Synth. 7, 24 (1927).

Chemical structure

Properties

Leaflets from alc, mp 92-93°. Insol in water. Slightly sol in cold alcohol; freely sol in hot alcohol and in ether. Very weak base, sol in concd mineral acids from which it is precipitated by water.

Derivative

syn-Oxime.

Nomenclature

CAS number: 2998-95-0
(Z)-[4-(Dimethylamino)phenyl]phenylmethanone oxime.
C15H16N2O; mol wt 240.30.
C 74.97%, H 6.71%, N 11.66%, O 6.66%.

Properties

Prisms from H2O + alc, mp 163°.

Derivative

anti-Oxime.

Nomenclature

CAS number: 2998-94-9
(E)-[4-(Dimethylamino)phenyl]phenylmethanone oxime.
C15H16N2O; mol wt 240.30.
C 74.97%, H 6.71%, N 11.66%, O 6.66%.

Properties

mp 176°.