The Journal of organic chemistry

Trichloroethyl group as a protecting group for sulfonates and its application to the synthesis of a disulfonate analog of the tyrosine sulfated PSGL-143− 50 peptide

AM Ali, B Hill, SD Taylor

Index: Hari, Anitha; Miller, Benjamin L. Organic Letters, 1999 , vol. 1, # 13 p. 2109 - 2111

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Citation Number: 22

Abstract

... stable to acid, a key characteristic that led to a straightforward enantioselective synthesis of l-FmocPhe(p ... brine, and the organic layer was dried (Na 2 SO 4 ) and concentrated. ... The filtrate was concentrated by rotary evaporation to half the volume and cold t-butylmethyl ether was ...