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A.sub.4 B.sub.6 macrotricyclic enantioselective receptors for amino acid derivatives, and other compounds

  • US 5,599,926 A
  • Filed: 01/27/1994
  • Issued: 02/04/1997
  • Est. Priority Date: 06/19/1992
  • Status: Expired due to Fees
First Claim
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1. A composition of matter having the structure:

  • ##STR52## wherein A has the structure;

    ##STR53## and R1 and R2 are independently the same or different and are H, F, a linear or branched chain alkyl, arylalkyl, alkoxyalkyl, aminoalkyl, alkylaminoalkyl, hydroxyalkyl, (cycloalkyl)alkyl, or acylalkyl group, or an aryl group, a linear or branched chain alkylaryl, pyridyl, thiophene, pyrrolyl, indolyl or naphthyl group;

    X is CH2 or NH;

    Y is C═

    O or SO2 ; and

    n is 0 to about 3.

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