HETEROCYCLES, Vol. 83, No. 9, 2011
1999
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colourless needles. mp 122.5-125 °C (Et2O-hexane). IR (KBr) cm-1: 1700, 1525, 1500, 1220, 1030. H-
NMR (300 MHz, CDCl3) δ: 10.17 (s, 1H, CHO), 7.58-7.52 (m, 2H, Ar-H), 7.44-7.41 (m, 3H, Ar-H), 5.10
(s, 2H, CH2Ph). LRMS (FAB, positive ion mode) m/z 448, 450, 452, 454 (M+H)+. Anal. Calcd for
C13H8Br3NO2: C, 34.70; H 1.79; N, 3.11. Found C, 34.93; H, 1.81; N, 3.07.
ACKNOWLEDGEMENTS
The authors are grateful to SC NMR Laboratory of Okayama University for the use of the facilities. We
also wish to thank the Japan Society for the Promotion of Science (JSPS) for a postdoctoral fellowship for
G.S. and financial support. Many thanks to Prof. I. Grosu, UBB Cluj-Napoca Romania, for his helpful
suggestions and comments during the preparation of this paper.
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