Patent ID: 7344868

Claim:
A process for the synthesis of a ceramide-type of the formula wherein Am-Alc is alkyl of 2 to 6 carbon atoms derived from an amino alcohol, X is hydrogen or alkyl of 1 to 4 carbon atoms optionally hydroxylated in the 2′ position and AG and AG′ are individually unsaturated or saturated hydrocarbon of 4 to 30 carbon atoms derived from a fatty acid or fatty acid amide comprising reacting on amino alcohol of the formula AmAlcOH with an acid of the formula AG-COOH wherein AG is defined as above in the presence of a lipase B-type enzyme of Candida antarctica to introduce the group and with an AG′-COOH wherein AG′ is defined as above in the presence of Rhizomucor miehei lipase to introduce the group.