Photochemical heterocyclization of functionalized dienamines

Y Gelas-Mialhe, G Mabiala…

Index: Gelas-Mialhe, Yvonne; Mabiala, Gaston; Vessiere, Roger Journal of Organic Chemistry, 1987 , vol. 52, # 24 p. 5395 - 5400

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Citation Number: 10

Abstract

H, m), 4.84 (1 H, q, J = 7 Hz), 5.89 (1 H, s), 7.0-7.4 (5 H, m), 9.70 ... (c 0.36) and CD Ata: = +3.1, Ae4,' = 0, At% = -1.3 (4.4 X M in CHCl,), A& = +1.3 (3.6 X ... (&)-Xanthobilirubic Acid (R,S)-a-Methylbenzylamide (5). The racemic mixture was prepared as above, in 82% yield, with racemic a-methylbenzylamine. It had mp 298-299 "C (sealed capillary) and the same spectral properties as above except [aim 0" and At = 0 (in CHC1, or DMSO from 320-520 nm). (-)- ...

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