申请人:Synaptic Pharmaceutical Corporation
公开号:US20030181730A1
公开(公告)日:2003-09-25
This invention provides compounds having the structure:
1
wherein each of R
1
, R
2
, R
3
and R
9
is independently H; straight chain or branched, substituted or unsubstituted C
1
-C
7
alkyl, C
2
-C
7
alkenyl or alkynyl; C
3
-C
7
cycloalkyl or cycloalkenyl; acyl, phenyl, substituted phenyl, or heteroaryl; wherein each dashed line represents a single bond or a double bond with the proviso that if R
1
is present, R
3
is absent and there is a double bond between N at position 3 and C at position 2 and a single bond between C at position 2 and N at position 1 and if R
3
is present, R
1
is absent and there is a double bond between N at position 1 and C at position 2 and a single bond between C at position 2 and N at position 3; wherein each of R
4
, R
5
and R
6
is independently H, F, Cl, Br, I; straight chain or branched, substituted or unsubstituted C
1
-C
7
alkyl, C
2
-C
7
alkenyl or alkynyl; C
3
-C
7
cycloalkyl or cycloalkenyl; phenyl, substituted phenyl, heteroaryl, —OH, —OR
7
, —CN, —COR
7
, —CO
2
R
7
, —CON(R
7
)
2
, —OCOR
7
, —SR
7
, —N(R
7
)
2
, —NR
7
COR
7
, —(CH
2
)
n
OR
7
, —(CH
2
)
n
N(R
7
)
2
, —(CH
2
)
n
NR
7
COR
7
, wherein n is an integer from 1 to 4; and wherein each of R
7
and R
8
is independently H; straight chain or branched, substituted or unsubstituted C
1
-C
7
alkyl, C
2
-C
7
alkenyl or alkynyl; phenyl or substituted phenyl.
These compounds are selective for cloned human alpha 2 receptors and are useful as analgesic, sedative or anaesthetic agents.
本发明提供具有结构的化合物:1其中R1,R2,R3和R9中的每一个都是独立的H; 直链或支链,取代或未取代的C1-C7烷基,C2-C7烯基或炔基; C3-C7环烷基或环烯基; 酰基,苯基,取代苯基或杂环基; 其中每个虚线代表单键或双键,前提是如果R1存在,则R3不存在,并且在位置3处的N和位置2处的C之间有双键,在位置2处的C和位置1处的N之间有单键,如果R3存在,则R1不存在,并且在位置1处的N和位置2处的C之间有双键,在位置2处的C和位置3处的N之间有单键; 其中R4,R5和R6中的每一个都是独立的H,F,Cl,Br,I; 直链或支链,取代或未取代的C1-C7烷基,C2-C7烯基或炔基; C3-C7环烷基或环烯基; 苯基,取代苯基,杂环基,—OH,—OR7,—CN,—COR7,—CO2R7,—CON(R7)2,—OCOR7,—SR7,—N(R7)2,—NR7COR7,—(CH2)nOR7,—(CH2)nN(R7)2,—(CH2)nNR7COR7,其中n是1到4的整数; 其中R7和R8中的每一个都是独立的H; 直链或支链,取代或未取代的C1-C7烷基,C2-C7烯基或炔基; 苯基或取代苯基。
这些化合物对克隆的人类α2受体具有选择性,并可用作镇痛,镇静或麻醉剂。