申请人:Sandoz Ltd.
公开号:US03998835A1
公开(公告)日:1976-12-21
This invention provides new compounds of formula I, ##STR1## wherein X is sulphur or oxygen, R is alkyl of 3 to 7 carbon atoms or cycloalkyl of 3 to 7 carbon atoms, cycloalkyl of 3 to 7 carbon atoms monosubstituted by alkyl of 1 to 4 carbon atoms, .alpha.-dialkylpropinyl of 5 to 9 carbon atoms or .alpha.-dialkyl-allyl of 5 to 9 carbon atoms, hydroxyalkyl of 2 to 7 carbon atoms or phenoxyalkyl of 8 to 11 carbon atoms, the oxygen atom of the last two radicals being separated by at least two carbon atoms from the nitrogen atom to which R is bound, R.sub.1 is I. hydrogen or alkyl of 1 to 4 carbon atoms in the 2,3,6 or 7 position, or Ii. chlorine or bromine, in the 2, 3 or 7 position, Iii. nitro or --NHA wherein A is alkanoyl of 1 to 4 carbon atoms, in the 2, 3 or 7 position, or Iv. fluorine, cyano or COOB, wherein B is alkyl of 1 to 4 carbon atoms, in the 2 or 3 position, and R.sub.2 is I. hydrogen or alkyl of 1 to 4 carbon atoms in the 2, 3, 6 or 7 position, Ii. chlorine or bromine, in the 2, 3 or 7 position, or Iii. fluorine in the 2 or 3 position, Useful in the treatment of heart diseases.
本发明提供了式I的新化合物,其中X为硫或氧,R为碳数为3至7的烷基或碳数为3至7的环烷基,碳数为3至7的环烷基单取代为碳数为1至4的烷基,碳数为5至9的α-二烷基丙炔基或碳数为5至9的α-二烷基烯丙基,碳数为2至7的羟基烷基或碳数为8至11的苯氧基烷基,最后两个基团的氧原子与R结合的氮原子至少相隔两个碳原子,R1为I. 2,3,6或7位的氢或碳数为1至4的烷基,或II. 2,3或7位的氯或溴,III. 2,3或7位的硝基或-NHA,其中A为碳数为1至4的脂肪酰基,或IV. 2或3位的氟、氰或COOB,其中B为碳数为1至4的烷基,R2为I. 2,3,6或7位的氢或碳数为1至4的烷基,II. 2,3或7位的氯或溴,或III. 2或3位的氟。在心脏疾病的治疗中有用。