The Journal of organic chemistry

Synthesis and Highly Enantioselective Hydrogenation of Exocyclic Enamides:(Z)-3-Arylidene-4-acetyl-3, 4-dihydro-2 H-1, 4-benzoxazines

YG Zhou, PY Yang, XW Han

Index: Adrio, Javier; Carretero, Juan C.; Garcia Ruano, Jose L.; Pallares, Antonio; Vicioso, Mercedes Heterocycles, 1999 , vol. 51, # 7 p. 1563 - 1572

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Citation Number: 66

Abstract

... Volume: Page: ... When methylenic protons of the heterocyclic ring of compound 5a were irradiated, a strong enhancement of the vinylic proton signal of the ... The best resolution 1 H and 13 C NMR spectra were obtained in DMSO-d 6 at 100 °C. This phenomenon ...