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Paper | Regular issue | Vol 26, No. 11, 1987, pp.2871-2875
Published online, 1st January, 1970
DOI: 10.3987/R-1987-11-2871
Studies on Rutaceae: Part VII — An Interesting Rearrangement of the Rare Epoxycoumarin, Micromelumin, to the Linear Furanocoumarin, Psoralen

Julie Banerji, Anup K. Das, and Biswanath Das

*Chemistry Department, University College of Science, 92 Acharya Prafulla Chandra Road, Calcutta-700009, India

Abstract

Boron trifluoride etherate treatment of 7-methoxy -6-ζ-butyrolactone-3’ -methyl-3’ ,4’ -epoxycoumarin (micromelumin), a constituent of Micromelum Pubescens Blume (Rutaceae), afforded an interesting rearranaed produot, psoralen, in addition to 7-methoxycoumarinyl-6-tetronic acid derivative.