申请人:Butlin Roger John
公开号:US06878712B1
公开(公告)日:2005-04-12
A compound of formula (I):
wherein:
Ring A is a nitrogen linked mono or bicyclic heterocyclic ring as defined within;
R
1
and R
2
are independently C
1-3
alkyl optionally substituted by fluoro or chloro;
or R
1
and R
2
together with the carbon atom to which they are attached, form a C
3-5
cycloalkyl ring optionally substituted by fluoro;
R
3
is defined within; and
n is 0-5; wherein the values of R
3
may be the same or different;
or a pharmaceutically acceptable salt or an in vivo hydrolysable ester thereof is described. The use of compounds of formula (I) in the production of an elevation of PDH activity in a warm-blooded animal such as a human being are also described. Pharmaceutical compositions, methods and processes for preparation of compounds of formula (I) are detailed.
式(I)的化合物:其中:环A是氮连接的单环或双环杂环环,如所定义;R1和R2分别是C1-3烷基,可以选择地被氟或氯取代;或者R1和R2连同它们连接的碳原子,形成一个C3-5环烷基环,可以选择地被氟取代;R3如所定义;n为0-5;其中R3的值可以相同也可以不同;或者描述了其药学上可接受的盐或体内可水解酯。还描述了在生产提高PDH活性的过程中使用式(I)的化合物,如在温血动物中,如人类。详细描述了制备式(I)化合物的药物组合物、方法和过程。