Indanones and Indenols from 2-Alkylcinnamaldehydes via the Intramolecular Friedel− Crafts Reaction of Geminal Diacetates

…, B Indradas, RL Snowden, P Sonnay

Index: Banks, Robert E.; Miller, Allen J.; Nunn, John M.; Stanley, Philip; Weakley, Timothy J. R.; Ullah, Zakir Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1981 , p. 1096 - 1102

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Citation Number: 16

Abstract

... an allylic rearrangement of the acylal to a 1,3-diacetoxy-1-propene intermediate 7 (Scheme 1). This intermediate could regenerate either the E- or Z ... 17) 1 H NMR (CDCl 3 , 400 MHz) δ 2.00 (s, 3H), 2.10 (s, 1H), 4.72 (s, 1H), 6.27 (s, 1H), 7.04−7.19 (m, 3H), 7.36 (d, J = 7.4 Hz ...