Synthesis of (±)??penlanfuran

…, Y Fukunaga, M Doe, K Yoshihara…

Index: Takano, Daisuke; Fukunaga, Yuki; Doe, Matsumi; Yoshihara, Kazuo; Kinoshita, Takamasa Journal of Heterocyclic Chemistry, 1997 , vol. 34, # 4 p. 1111 - 1114

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Citation Number: 7

Abstract

Jul-Aug 1997 Synthesis of (±)-Penlanfuran 1113 1610, 1210 cm-l; Ш nmr: 8 2.61 (s, 3H), 7.03 (dd, IH, J = 2.0 Hz, J = 8.3 Hz, H-5), 7.17 (d, IH, J = 2.0 Hz, H-3), 7.57 (d, IH, J = 8.3 Hz, H-6), 12.45 (s, IH, OH); 13C nmr: 5 26.4 (q), 118.3 (s, C-4), 121.2 (d, C-3), 122.2 (d, C-5), 130.5 (s, Cl), 131.4 (d, C-6), 162.5 (s, C-2), 203.8 (s, C=0). Anal. Caled, for C8H7Br02: C, 44.68; H, 3.28. Found: C, 44.75; H, 3.22. To a stirred suspension of lithium aluminium hydride (1.90 g) in ...