Title: Phenanthrenequinone

CAS Registry Number: 84-11-7

CAS Name: 9,10-Phenanthrenedione

Additional Names: 9,10-phenanthraquinone

Molecular Formula: C14H8O2

Molecular Weight: 208.21

Percent Composition: C 80.76%, H 3.87%, O 15.37%

Literature References: Prepn by oxidation of phenanthrene: Curtis et al., US 2956065 (1960 to U.S. Steel); Binder, Koch, DE 1166176 (1964).

Properties: Orange-red crysts. mp 206-207°. bp ~360°. d 1.405. Sublimes. Practically insol in water; sol in benzene, ether, glacial acetic acid, hot alc. With concd H2SO4 gives a dark green color.

Melting point: mp 206-207°

Boiling point: bp ~360°

Density: d 1.405