Title: Anthrone
CAS Registry Number: 90-44-8
CAS Name: 9(10H)-Anthracenone
Additional Names: 9,10-dihydro-9-oxoanthracene
Trademarks: Carbothrone
Molecular Formula: C14H10O
Molecular Weight: 194.23
Percent Composition: C 86.57%, H 5.19%, O 8.24%
Literature References: Prepn from anthraquinone by reduction with tin, glacial acetic and hydrochloric acid: Org. Synth. coll. vol. I, 60 (1941). By cyclization of o-benzylbenzoic acid with liquid HF: Fieser, Hershberg, J. Am. Chem. Soc. 61, 1278 (1939).
Properties: Orthorhombic needles from benzene + petr ether, mp 155°. Absorption spectrum: Martin, Ann. Combustibles Liq. 12, 967 (1937). Sol in most organic solvents without fluorescence. Any fluorescence present is due to anthranol. Tendency to change to anthraquinone. Equilibrium in abs alc: 89% anthrone; 11% anthranol.
Melting point: mp 155°
Derivative Type: Addition compound with 4 mols desoxycholic acid
Molecular Formula: C110H170O17
Molecular Weight: 1764.52
Percent Composition: C 74.87%, H 9.71%, O 15.41%
Properties: mp 179°.
Melting point: mp 179°
Use: In organic syntheses; in the colorimetric determination of sugar and animal starch in body fluids. |