Title: Benzamide
CAS Registry Number: 55-21-0
Additional Names: Benzoylamide
Molecular Formula: C7H7NO
Molecular Weight: 121.14
Percent Composition: C 69.40%, H 5.82%, N 11.56%, O 13.21%
Line Formula: C6H5CONH2
Literature References: Prepd from benzoyl chloride and ammonium carbonate. Lab prepn: Gattermann-Wieland, Praxis des Organischen Chemikers (de Gruyter, Berlin, 40th ed., 1961) p 119. Alternate procedure using concd ammonia soln: A. I. Vogel, Practical Organic Chemistry (Longmans, London, 3rd ed., 1959) p 797.
Properties: Crystals. d4 1.341. mp 130°. bp 288°. One gram dissolves in 74 ml water, more sol in boiling water, in 6 ml alc, 3.3 ml pyridine. Sol in hot benzene, slightly in ether; sol in ammonia with formation of a small quantity of benzonitrile.
Melting point: mp 130°
Boiling point: bp 288°
Density: d4 1.341
Derivative Type: N-Chloro deriv
Properties: mp 116°. Sol in water; insol in alcohol or benzene.
Melting point: mp 116°
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