CPC C07D 401/12 (2013.01) [C07C 311/51 (2013.01); C07D 207/14 (2013.01); C07D 213/64 (2013.01)] | 18 Claims |
1. A compound of formula (I):
![]() or a pharmaceutically acceptable salt or solvate thereof, wherein:
Q is selected from O or S;
R1 is a saturated or unsaturated hydrocarbyl group containing from 2 to 25 atoms other than hydrogen, wherein the hydrocarbyl group may be straight-chained or branched or include cyclic groups, wherein the hydrocarbyl group may optionally be substituted, and wherein the hydrocarbyl group may optionally include one or more heteroatoms N or S in its carbon skeleton, provided that the hydrocarbyl group includes at least one heteroatom N or S in its carbon skeleton or is substituted with a substituent comprising at least one heteroatom N, O or S, and provided that the atom of R1 which is attached to the sulfur atom of the remainder of the molecule is not a ring atom of a cyclic group;
R2 is a cyclic group substituted at the α and α′ positions, wherein at least one substituent at the α and/or α′ positions comprises a carbon atom, and wherein R2 may optionally be further substituted;
R3 is hydrogen, halogen, —OH, —NH2, —CN, —R5, —OR5, —NHR5 or —N(R5)2;
R4 is hydrogen, halogen, —OH, —NH2, —CN, —R5, —OR5, —NHR5 or —N(R5)2; and
R5 is independently C1-C4 alkyl.
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