Issue 0, 1973

Cyclohexenone derivatives. Part VII. Novel aromatisation reaction of some aryloxocyclohexenylacetic acid derivatives

Abstract

Methyl 2-aryl-6-oxocyclohex-1-enylacetates (I; R = Me) and some related compounds, when heated with a number of base–solvent systems, undergo aromatisation, the cyclohexenone system becoming phenolic with concomitant loss of the acetate side-chain. Sodium hydride in dimethylformamide at 100° is most effective for this transformation, and few alkoxides in aprotic solvents also catalyse the reaction. The mechanism is discussed. The results of dehydrogenation using pyridine hydrochloride are also reported.

Article information

Article type
Paper

J. Chem. Soc., Perkin Trans. 1, 1973, 1451-1456

Cyclohexenone derivatives. Part VII. Novel aromatisation reaction of some aryloxocyclohexenylacetic acid derivatives

D. Nasipuri, S. R. R. Choudhury and A. Bhattacharya, J. Chem. Soc., Perkin Trans. 1, 1973, 1451 DOI: 10.1039/P19730001451

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