Thiazolidin-4-one derivatives and acid addition salts thereof

Details Thiazolidin-4-one derivatives and acid addition salts thereof Thiazolidin-4-one derivatives and acid addition salts thereof

C - Chemistry, Metallurgy

07

D

167/211, 260/266

C07D 417/04 (2006.01) A61K 31/44 (2006.01) C07D 417/14 (2006.01)

Patent

CA 1338090

Thiazolidin-4-one derivative represented by the following general formula (I) and acid addition salts thereof (I) Image wherein; R1 and R2 are the same or different and denote each (i) a residue represented by the general formula -A-R4 wherein, A denotes a single bond, C1-C8 alkylene, C2-C8 alkenylene, or C2-C8 alkynylene and R4 denotes hydrogen, C1-C12 alkyl, C2-C8 alkenyl, C3-C8 cycloalkyl, or C1-C6 haloalkyl, or (ii) a residue represented by the general formula Image wherein, B denotes a single bond or C1-C6 alkylene, R5 denotes hydrogen, C1-C6 alkyl, C2-C8 alkenyl, C3-C8 cycloalkyl, substituted silyl, or substituted or unsubstituted aryl, n and n' denote each an integer of 2 to 4, m denotes an integer of 1 to 3, and m' denotes an integer of 0 to 2; and R3 denotes hydrogen, C1-C2 alkyl, allyl, 2- propynyl, or a residue represented by (a) the general formula (CH2)? R6 wherein, R6 denotes halogen, an aryl group substituted or unsubstituted by one or more hydroxy or C1-C4 alkoxy groups, or a residue represented by the general formula -D-R7 (D denotes oxygen or sulfur and R7 denotes hydrogen, C1-C4 alkyl, or C1-C4 alkanol) and ? denotes an integer of 2 to 4, (b) the general formula ?CH2? CO-E-R8 wherein, E denotes oxygen, sulfur, imino, or C1-C4 alkylimino, R8 denotes hydrogen or C1-C4 alkyl, or -(E-R8) denotes a 5- to 7-membered cyclic amino group which optionally contains other hetero atoms, and k denotes an integer of 1 to 3, or (c) the general formula - F-R9 wherein, F denotes C2-C6 alkylene and R9 denotes a nitrogen-containing heterocyclic aromatic residue or an amino group represented by the general formula Image (R10 denotes hydrogen, C1-C4 alkyl, or C1-C4 alkyl or R10 in combination with R11 denotes a 5- to

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