Optical resolution and chiral synthesis of methyl 6, 7-dichloro-2, 3-dihydrobenzo (b) furan-2-carboxylate.

淀光昭， 松下至博， 大杉栄一， 原田紘

Index: Chemical and Pharmaceutical Bulletin, , vol. 36, # 3 p. 902 - 913

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Citation Number: 15

Abstract

... Chemical shifts are reported as 6 values with respect to Me4Si used as an internal standard. ... 910 _ Vol. 36 (1988) dd, J: 16.0, 6.9 Hz, 3-H), 3.63 (lH, dd, J= 16.0, 10.0Hz, 3-H), 4.76 (lH, tdm, J=10.0, 4.5 Hz, COOCH), 5.27 (1H, dd, J: 10.0, 6.9 Hz, 2-H), 6.99 (2H, s, 4- and 5-H). (1S ...