The Journal of organic chemistry

On the Regioselectivity of the Intramolecular [2+ 2]-Photocycloaddition of Alk-3-enyl Tetronates

R Weixler, JP Hehn, T Bach

Index: Anderson, John R.; Edwards, Raymond L.; Whalley, Anthony J. S. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1982 , p. 215 - 222

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Citation Number: 12

Abstract

... The Journal of Organic ... 4, 85747 Garching, Germany. J. Org. Chem. ... If R was an alkoxycarbonyl group and if the olefin, which underwent the intramolecular addition, was sterically congested, crossed photoproducts prevailed and were formed in yields between 35 and 65%. ...