申请人:Remuinan Modesto
公开号:US20090197901A1
公开(公告)日:2009-08-06
Variolin derivatives of formula (5) are provided, wherein the substituent groups defined by X
2
, R
1
, R
2
, R
3
, R
6
, R
7
, and R
12
are each independently selected from the group consisting of H, OH, OR′, SH, SR′, SOR′, SO
2
R′, NO
2
, NH
2
, NHR′, N(R′)
2
, NHCOR′, NHSO
2
R′, CN, halogen, ═O, C(═O)H, C(═O)R′, CO
2
H, CO
2
R′, carboxyalkyl, C
1
-C
12
alkyl, C
2
-C
12
alkenyl, C
2
-C
12
alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted aralkyl and substituted or unsubstituted heteroaromatic; wherein each of the R′ groups is independently selected from the group consisting of H, OH, SH, NO
2
, NH
2
, CN, halogen, ═O, C(═O)H, C(═O)CH
3
, CO
2
H, CO
2
CH
3
, C
1
-C
12
alkyl, C
2
-C
12
alkenyl, C
2
-C
12
alkynyl, aryl, aralkyl and heteroaromatic; wherein the pairs of groups of R
1
and R
2
, R
2
and R
3
, R
3
and R
12
, R
12
and R
6
, or R
6
and R
7
may be joined into a carbocyclic or heterocyclic ring system.