Novel substituted indoloquinoxalines of formula (I
wherein
R
1
is hydrogen or represents one or more similar or different substituents in the positions 7 to 10 selected from the group halogen, lower alkyl/alkoxy, hydroxy, trifluoromethyl, trichloromethyl, trifluoromethoxy,
R
2
represents similar or different C
1
-C
4
alkyl substituents,
X is CO or CH
2
,
Y is OH, NH
2
, NH—(CH
2
)
n
—R
3
wherein R
3
represents lower alkyl, OH, NH
2
, NHR
4
or NR
5
R
6
wherein R
4
, R
5
and R
6
independently are lower alkyl or cyclo-alkyl and n is an integer of from 2 to 4,
with the provision that when X is CH
2
, Y is OH or NH—(CH
2
)
n
—OH,
and pharmacologically acceptable salts thereof are described. The compounds are useful as drugs for preventing and/or treating autoimmune diseases.
Substituted indoloquinoxalines of the general formula I
in R₁ represents one or several, preferably 1 to 4, similar or different substituents in the positions 1-4 and/or 7-10, selected from halogen, preferably Br, lower alkyl/alkoxy group having not more than 4 carbon atoms, trifluoromethyl group, trichloromethyl group;
X is a group -(CH₂)n-R₂ wherein R₂ represents a nitrogen containing basic residue such as NH₂, NHR₄ or NR₅R₆ wherein R₄, R₅ and R₆ independently are lower alkyl or cykloalkyl and n is an integer of from 1 to 4 and
R₃ represents hydrogen, lower alkyl/cykloalkyl group having not more than 4 carbon atoms,
and the physiologically acceptable addition products of the compounds with acids and halogen adducts, preferably adducts with iodine, iodine monochloride or iodine monobromide.
Also methods for preparing said compounds by reacting a compound of the formula II
with a reactive compound containing the residue -CHR₃X, or by rearranging a compound the formula III
by heating are described.
The novel indoloquinoxalines have antiviral effect and have effect against cancer.
通式 I 的取代吲哚喹喔啉类
其中 R₁ 代表 1-4 位和/或 7-10 位上的一个或多个(优选 1 至 4 个)相似或不同的取代基,选自卤素(优选 Br)、具有不超过 4 个碳原子的低级烷基/烷氧基、三氟甲基、三氯甲基;
X 是基团-(CH₂)n-R₂,其中 R₂ 代表含氮碱性残基,如 NH₂、NHR₄ 或 NR₅R₆,其中 R₄、R₅ 和 R₆ 独立地是低级烷基或环烷基,n 是 1 到 4 的整数,以及
R₃ 代表氢、具有不超过 4 个碳原子的低级烷基/环烷基、
以及这些化合物与酸和卤素加成物的生理学上可接受的加成产物,最好是与碘、一氯 化碘或一溴化碘的加成物。
制备上述化合物的方法还包括将式 II 的化合物
与含有残基 -CHR₃X 的活性化合物反应,或通过加热重排式 III
描述了通过加热重新排列式 III 的化合物的方法。
新型吲哚喹喔啉类化合物具有抗病毒和抗癌作用。