New N-dihydroindolylethyl-sulphonamides are prepared from the corresponding N-indolylethyl-sulphonamides by oxidation or hydrogenation and are useful as active compounds in medicaments. These compounds exhibit a platelet aggregation-inhibiting and thromboxan A.sub.2 -antagonistic action. The N-dihydroindolylethyl-sulphonamides have the formula ##STR1## in which R.sup.1 represents hydrogen, halogen, trifluoromethyl, carboxyl or alkoxycarbonyl, or represents a group of the formula --S(O).sub.m R.sup.5, wherein R.sup.5 denotes alkyl or aryl and m denotes one of the numbers 0, 1 or 2, or R.sup.1 represents a group of the formula ##STR2## or R.sup.1 represents a group of the formula --OR.sup.8, or R.sup.1 represents optionally substituted alkyl, alkenyl or cycloalkyl, R.sup.2 represents aryl, which is optionally substituted by up to 5 substituents, R.sup.3 represents hydrogenor alkyl and R.sup.4 represents hydrogen, or R.sup.3 and R.sup.4 together bond a carbonyl oxygen.
新的N-二氢
吲哚乙基磺酰胺是通过对应的N-
吲哚乙基磺酰胺的氧化或氢化制备而成的,可用作药物中的活性化合物。这些化合物表现出抑制血小板聚集和抗血栓素A.sub.2的作用。N-二氢
吲哚乙基磺酰胺的
化学式为:##STR1## 其中R.sup.1表示氢、卤素、三
氟甲基、羧基或烷氧羰基,或表示公式--S(O).sub.mR.sup.5的基团,其中R.sup.5表示烷基或芳基,m表示0、1或2中的一个数字,或R.sup.1表示公式##STR2##的基团,或R.sup.1表示--OR.sup.8的基团,或R.sup.1表示可选取代的烷基、烯基或环烷基,R.sup.2表示芳基,可选取代,最多可有5个取代基,R.sup.3表示氢或烷基,R.sup.4表示氢,或R.sup.3和R.sup.4共键结合一个羰基氧原子。