Aliphatic amino carboxylic and amino phosphonic acids, amino nitriles and amino tetrazoles as cellular rescue agents
申请人:Dyck E. Lillian
公开号:US20050159393A1
公开(公告)日:2005-07-21
Novel compounds of the formula I are described:
wherein:
R
1
=(CH
2
)
m
CH
3
where m is 0 or an integer in the range from 1 to 16, or an alkenyl, alkynyl, alkoxy, alkylthio, or alkyl sulfinyl group having from 2 to 17 carbon atoms,
R
2
=H, CH
3
or CH
2
CH
3
R
3
=H or CH
3
R
4
=H or CH
3
R
5
=lower alkyl having from 1 to 5 carbon atoms n is an integer in the range from 1 to 3,
and X is carboxyl (COOH) or carbalkoxy (COOR
5
), cyano (C≡N), phosphonic acid (PO
3
H
2
), phosphonate ester (PO
3
[R
5
]
2
) or 5-tetrazole, and pharmaceutically acceptable salts thereof. Preferably, the compounds are optically pure enantiomers of the R- or S-configuration in which R
3
=R
4
=R
5
=H, R
2
=CH
3
and R
1
is a saturated aliphatic chain of one to five carbon atoms. The compounds are useful as cellular rescue agents.
描述了公式I的新化合物:其中:R1=(CH2)mCH3,其中m为0或在1到16范围内的整数,或者为具有2到17个碳原子的烯基、炔基、烷氧基、烷基硫醚或烷基亚砜基团,R2=H、CH3或CH2CH3,R3=H或CH3,R4=H或CH3,R5=具有1到5个碳原子的低碳基,n为1到3范围内的整数,X为羧基(COOH)或羧酰氧基(COOR5)、氰基(C≡N)、膦酸(PO3H2)、膦酸酯(PO3[R5]2)或5-四唑,并且其药学上可接受的盐。优选,这些化合物是R-或S-构型的光学纯对映体,其中R3=R4=R5=H,R2=CH3,R1是由一到五个碳原子组成的饱和脂肪链。这些化合物可用作细胞救助剂。