The present invention provides N-3′-pyridyl-methyl or N-2′-pyrazinylmethyl thiazolium derivatives of formula (I) which are useful as transketolase inhibitors wherein R
1
, R
2
, R
3
, Y, R
5
-R
9
, R
a
-R
d
, n and X
−
are as defined herein. The present invention also provides pharmaceutical compositions comprising the compounds of formula (I). The invention provides methods for inhibiting transketolase activity, reducing cellular ribose-5-phosphate levels, inhibiting nucleic acid synthesis, inhibiting cell proliferation and tumor cell growth in vitro and in vivo, stimulating apoptosis in tumor cells and treating cancer by administering a compound of formula (I) or a pharmaceutical composition thereof.
[EN] THIAZOLIUMS AS TRANSKETOLASE INHIBITORS<br/>[FR] THIAZOLIUMS COMME INHIBITEURS DE LA TRANSCETOLASE
申请人:ARRAY BIOPHARMA INC
公开号:WO2005095391A1
公开(公告)日:2005-10-13
The present invention provides N-3'-pyridylmethyl or N-2'-pyrazinylmethyl thiazolium derivatives of formula (I) which are useful as transketolase inhibitors wherein R1, R2, R3, Y, R5-R9, Ra-Rd, n and X- are as defined herein. The present invention also provides pharmaceutical compositions comprising the compounds of formula (I). The invention provides methods for inhibiting transketolase activity, reducing cellular ribose-5-phosphate levels, inhibiting nucleic acid synthesis, inhibiting cell proliferation and tumor cell growth in vitro and in vivo, stimulating apoptosis in tumor cells and treating cancer by administering a compound of formula (I) or a pharmaceutical composition thereof.