Patent ID: 6458381
Filing Date: 2002-10-01
Classification: A61K,C07C,C07K,C12N

Abstract:
A compound according to the formula: or an optical isomer thereof, whereinR1 and R2 are the same or different and are an alkyl, alkenyl, or alkynyl group of 6 to 24 carbon atoms; R3, R4, and R5 are the same or different and are hydrogen, alkyl or alkylamine, having in each case from 1 to 8 carbon atoms or an amino acid, or peptide; W is a side chain group of a basic amino acid; Y is a linking group having at least one atom other than hydrogen; Z is an ester, ether, or amide bond; n is from 1 to 8; and X is a pharmaceutically acceptable anion.