Syntheses of 3-acetoacetylaminobenzo [b] furan derivatives having cysteinyl leukotriene 2 receptor antagonistic activity

K Ando, E Tsuji, Y Ando, N Kuwata…

Index: Organic and Biomolecular Chemistry, , vol. 2, # 4 p. 625 - 635

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Citation Number: 34

Abstract

... the corresponding 3-aminobenzo[b]furans [Δppm (0.93) = [{chemical shift (8.63) of 15b} — {chemical shift (7.70 ... The organic layer was washed with brine, then dried, and evaporated to give a pale ... for 4 h at room temperature, then was washed successively with 10% Na 2 CO 3 ...