3,4-Benzphenanthrene
Structural Formula Vector Image
Title: 3,4-Benzphenanthrene
CAS Registry Number: 195-19-7
CAS Name: Benzo[c]phenanthrene
Molecular Formula: C18H12
Molecular Weight: 228.29
Percent Composition: C 94.70%, H 5.30%
Literature References: Synthesis by a Pschorr reaction from diazotized a-(2-naphthyl)-2-aminocinnamic acid: Cook, J. Chem. Soc. 1931, 2524. From diphenylmethylsuccinic anhydride: Hewett, J. Chem. Soc. 1936, 599. By double ring closure of b-benzohydrylglutaric acid: Newman, Joshel, J. Am. Chem. Soc. 60, 487 (1938). From 4-keto-1,2,3,4-tetrahydrophenanthrene: Bachmann, Edgerton, ibid. 62, 2970 (1940).
Properties: Needles from alcohol, mp 68° (needles or leaflets from petr ether, fine needles from alcohol + acetone). Absorption maxima: Mayneord, Roe, Proc. Roy. Soc. London A158, 63 (1937).
Melting point: mp 68°

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