| abstract |
The present invention provides a prodrug of D-γ-glutamyl-[D/L]-tryptophan, said prodrug is a compound of formula I or a pharmaceutically acceptable salt thereof, wherein G is C 1 -C 8 alkyl or benzyl, T is C 1 -C 8 alkyl or benzyl, * is a chiral carbon in (R) or (S) configuration, provided that when * is in (R) configuration, G and At least one of T is a C 5 -C 8 alkyl group; and a use of a compound of formula I in a pharmaceutical composition is provided. |