CAS Registry Number: 102-07-8
CAS Name: N,N¢-Diphenylurea
Additional Names: diphenylcarbamide; 1,3-diphenylurea; sym-diphenylurea
Molecular Formula: C13H12N2O
Molecular Weight: 212.25
Percent Composition: C 73.56%, H 5.70%, N 13.20%, O 7.54%
Line Formula: C6H5NHCONHC6H5
Literature References: Obtained during the preparation of phenylurea from aniline hydrochloride and urea: Davis, Blanchard, Org. Synth. coll. vol. I, 453 (2nd ed., 1941). Crystal structure: W. Dannecker et al., Cryst. Struct. Commun. 8, 429 (1979).
Properties: Orthorhombic prisms from alc. d 1.239. mp 238°. bp 260° (decompn). Sublimes in current of hydrogen at 220°. Sol in ether, glacial acetic acid. Sparingly sol in water (0.15 g/l), acetone, alcohol, chloroform. Moderately sol in pyridine (69.0 g/l).
Melting point: mp 238°
Boiling point: bp 260° (decompn)
Density: d 1.239