Synthesis of Naturally Occurring, Conformationally Restricted Oxazole??and Thiazole??Containing Di??and Tripeptide Mimetics

G Videnov, D Kaiser, C Kempter…

Index: Houssin; Lohez; Bernier; Henichart Journal of Organic Chemistry, 1985 , vol. 50, # 15 p. 2787 - 2788

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Citation Number: 64

Abstract

... A solution of the residue in EtOAc was extracted with 10% NaHCO,, and the aqueous phase reextracted with EtOAc (2 x ) The combined organic phases were ... 9.79 (brs, lH;CSNH,);"CNMR([ D,]DMSO):6 = 28.1 (Boc-CH,).37.4(CH2),78.5 (Boc-C,). 140.9 (C&,J, 143.7 (C&J. ... Chem. ...