Patent ID: 8883746

Claim:
An α-galactosylceramide derivative or a pharmaceutically acceptable salt thereof, having the formula: wherein, A is a triazole group or an amide group and when A is a triazole group, R is an alkyl group of C 1 ˜C 35 without any substituent, or with at least one substituent, said substituent being halogen, hydroxy, amino, amino having one or more alkyl groups of C 1 ˜C 20 , thiol, cyano, nitro, sulfonyl, phenyl, alkoxy of C 1 ˜C 30 , alkyl of C 1 ˜C 30 , haloalkyl of C 1 ˜C 30 , hydroxyalkyl of C 1 ˜C 30 , alkoxyalkyl of C 1 ˜C 30 , aryl of C 5 ˜C 10 , heteroaryl of C 5 ˜C 10 , arylalkyl of C 5 ˜C 10 or heteroarylalkyl of C 5 ˜C 10 , and when A is an amide group, R is an alkyl group of C 1 ˜C 35 with at least one substituent, said substituent being amino having two alkyl groups of C 1 ˜C 20 .