Title: Cholanthrene
CAS Registry Number: 479-23-2
CAS Name: 1,2-Dihydrobenz[j]aceanthrylene
Molecular Formula: C20H14
Molecular Weight: 254.33
Percent Composition: C 94.45%, H 5.55%
Literature References: Synthesis from 1-b-naphthylhydrindene: Cook et al., J. Chem. Soc. 1935, 667; from 4-indanyl-MgBr and 1-naphthoyl chloride: Fieser, Seligman, J. Am. Chem. Soc. 57, 2174 (1935).
Properties: Faintly yellow plates from benzene + ether, mp 173°. Sublimes 210-215° at 0.2 mm Hg. Absorption max: Fieser, Hershberg, J. Am. Chem. Soc. 60, 940 (1938). Sol in benzene, xylene, toluene. Slightly sol in methanol. Insol in water. May be solubilized by aq solns of Na desoxycholate.
Melting point: mp 173°
Derivative Type: Molecular complex with 2,4,7-trinitrofluorenone
Properties: Olive green crystals, mp 245-246°: Orchin, Woolfolk, J. Am. Chem. Soc. 68, 1727 (1946).
Melting point: mp 245-246°: Orchin, Woolfolk, J. Am. Chem. Soc. 68, 1727 (1946)
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