申请人:——
公开号:US20020170125A1
公开(公告)日:2002-11-21
The new diaminopyrazole compounds are bridged 4,5-diaminopyrazole compounds or salts thereof. These diaminopyrazole compounds have the formula (I):
1
wherein R1 represents hydrogen, a C
1
- to C
6
-alkyl, a C
1
- to C
4
-hydroxyalkyl, a C
1
- to C
4
-aminoalkyl, a C
1
- to C
8
-alkylamino, a di(C
1
- to C
8
-alkyl)amino, a C
1
- to C
4
-alkylamino-(C
1
- to C
4
-alkyl), a di(C
1
- to C
4
-alkylamino)-C
1
- to C
4
-alkyl, an aryl or a heteroaryl; R2 and R3 each represent hydrogen, a straight-chain or branched C
1
- to C
6
-alkyl, an aryl, a heteroaryl, a carboxylic acid, a carboxylic acid ester, an unsubstituted or substituted carboxylic acid amide, a hydroxy or a C
1
- to C
4
-hydroxyalkyl group, or R2 and R3 together represent a C
1
- to C
6
-alkylene group; Z represents a C
1
- to C
10
-alkyl diradical, optionally interrupted by a heteroatom, an aromatic or heteroaromatic diradical, optionally substituted with a hydroxy group, a C
1
- to C
6
-alkyl group and/or is subjected to a benzocondensation once or twice; or Z is —Ar(Alk)
n
—Ar—, wherein Ar represents an arylene group or a heteroarylene group, Alk represents a —CH
2
— group and n is 0 to 6; and x and y are 0 or 1.
新的二氨基吡唑化合物是桥联的4,5-二氨基吡唑化合物或其盐。这些二氨基吡唑化合物的化学式为(I):其中R1代表氢、C1至C6烷基、C1至C4羟基烷基、C1至C4氨基烷基、C1至C8烷基氨基、双(C1至C8烷基)氨基、C1至C4烷基氨基(C1至C4烷基)、双(C1至C4烷基氨基)-C1至C4烷基、芳基或杂芳基;R2和R3各自代表氢、直链或支链的C1至C6烷基、芳基、杂芳基、羧酸、羧酸酯、未取代或取代的羧酸酰胺、羟基或C1至C4羟基烷基,或者R2和R3一起代表C1至C6烷基烯基;Z代表C1至C10烷基二基团,可由杂原子中断,芳香或杂芳二基团,可取代一个羟基、一个C1至C6烷基团和/或经过一次或两次苯环缩合;或Z为—Ar(Alk)n—Ar—,其中Ar代表芳基团或杂芳基团,Alk代表—CH2—基团,n为0至6;x和y为0或1。