Synthesis of alkyl-substituted benzo [c] phenanthrenes and chrysenes by photocyclization

…, R Kupper, K Antonson, L Wallcave

Index: Nagel; Kupper; Antonson; Wallcave The Journal of organic chemistry, 1977 , vol. 42, # 22 p. 3626 - 3628

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Citation Number: 33

Abstract

(6) Hexadecanal (2a) and cis-g-octadecenal (2b) were synthesized from the respective alkyl methanesulfonates by oxidation with dimethyl sulfoxide;(a) WJ Baumann and HK Mangold, J. Org. Chem., 29, 3055 (1964);(b) V. Mahadevan, F. Phillips, and W. 0. Lundberg, Lipids, 1, 183 (1966).(7) Analytical and preparative thin-layer chromatography (TLC) was done on layers of silica gel H (Merck), 0.3 or 0.6 mm thick. In preparative work, up to 50 mg of lipid ...