Title: 3¢-Methyl-1,2-cyclopentenophenanthrene
CAS Registry Number: 549-38-2
CAS Name: 16,17-Dihydro-17-methyl-15H-cyclopenta[a]phenanthrene
Additional Names: Diels' hydrocarbon
Molecular Formula: C18H16
Molecular Weight: 232.32
Percent Composition: C 93.06%, H 6.94%
Literature References: Prepd from cholesterol, cholic acid, or suitable sapogenins: Diels, Rickert, Ber. 68, 267 (1935); starting with 2-acetylphenanthrene: Gamble et al., J. Chem. Soc. 1935, 443, 644.
Properties: Crystals from acetic acid, mp 126-127°. Absorption spectrum: Hillemann, Ber. 69, 2610 (1936).
Melting point: mp 126-127° |