摘要:
New imidazotriazolopyrimidine derivatives of the formula Preferred are those compounds wherein: R1 denotes methyl, which is optionally substituted by phenyloxy or pyrrole; or R1 denotes benzyl which is optionally substituted by hydroxy, methoxy, dimethylaminoethoxy or fluorine; or R1 denotes cyclopentyl, furan or phenylethyl; R2 or R3 denote ethyl, n-propyl, allyl or propargyl; R4 or R6 denote hydrogen; and, R5 denotes methyl, n-propyl, tert.butyl, cyclopentyl or norbornenyl. These are adenosine antagonists are are useful for, inter alia, the treatment of senile dementia of the Alzheimer's type.
摘要翻译:式的新咪唑并三唑并嘧啶衍生物优选的是其中:R 1表示甲基,其任选被苯氧基或吡咯取代; 或R 1表示任选被羟基,甲氧基,二甲基氨基乙氧基或氟取代的苄基; 或R 1表示环戊基,呋喃或苯乙基; R 2或R 3表示乙基,正丙基,烯丙基或炔丙基; R 4或R 6表示氢; R5表示甲基,正丙基,叔丁基,环戊基或降冰片烯基。这些腺苷拮抗剂尤其可用于治疗老年痴呆症的老年痴呆症。
摘要:
This invention relates to substituted imidazo[1,2-a]imidazoles and non-toxic, pharmaceutically acceptable salts thereof. These compounds are useful in relieving pain and in treating hypertonia and coronary diseases.
摘要:
This invention relates to substituted imidazo[1,2-a]pyrimidines and non-toxic, pharmaceutically acceptable salts thereof. These compounds are useful in relieving pain and in treating hypertonia and coronary diseases.
摘要:
The compound of the formula ##STR1## and non-toxic, pharmacologically acceptable acid addition salts thereof. The compound as well as its salts are useful as bradycardiacs.
摘要:
Pharmaceutical compositions containing as an active ingredient a compound of the formula ##STR1## wherein R.sub.1 is hydrogen or lower alkyl,R.sub.2 is hydrogen, lower alkyl, hydroxy-lower alkyl, chloro-hydroxy-propyl, 2,3-epoxy-propyl, alkoxyalkyl, aminoalkyl, N-substituted aminoalkyl, benzyl or phenethyl,R.sub.3 is hydrogen or halogen, andR.sub.4 is halogen or methyl, or a non-toxic, pharmacologically acceptable acid addition salt thereof; and a method of using the same as bradycardiacs.
摘要:
Compounds of the formula ##STR1## wherein R is 2-bromo-4,5-dihydroxy-phenyl; 3-chloro-4-hydroxy-phenyl; 4-bromo-2,5-dihydroxy-phenyl; 3,5-dihydroxy-phenyl; 5-chloro-2,4-dihydroxy-phenyl; 3-hydroxy-4-methyl-phenyl; 2,6-dibromo-4-hydroxymethyl-phenyl; 3,5-dibromo-4-amino-phenyl; 3-methylmercapto-phenyl; 3,4,5-trihydroxy-phenyl; or 3-bromo-4-fluoro-phenyl;and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful as bradycardiacs.
摘要:
Compounds of the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3, which may be identical to or different from each other, are each hydrogen, fluorine, chlorine, bromine, methyl, trifluoromethyl, hydroxyl or amino;R.sub.4 is straight or branched alkyl of 1 to 5 carbon atoms, allyl or benzyl;R.sub.5 is methyl, ethyl or 2-dimethylamino-ethyl; andn is 0 or 1;and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful as bradycardiacs.
摘要:
Compounds of the formula ##STR1## wherein R.sub.1 is cycloalkyl of 3 to 10 carbon atoms; phenyl; mono- or poly-substituted phenyl, where the substituents are halogen, lower alkyl, lower alkoxy, lower alkenyl, lower alkinyl, lower alkinyloxy, lower cycloalkyl, acyl, acyloxy, lower alkoxycarbonyl, hydroxy-lower alkyl, lower alkoxy-lower alkyl or the ring-forming groups (--CH.dbd.CH--).sub.2 or --O--CH.sub.2 --O-- attached to vicinal carbon atoms of the phenyl ring; aryloxy-lower alkyl; (mono- or poly-substituted aryl)-oxy-lower alkyl, where the substituents are halogen, lower alkyl, lower alkoxy, lower alkenyl, lower alkinyl, lower alkinyloxy, lower cycloalkyl, acyl, acyloxy, lower alkoxycarbonyl, hydroxy-lower alkyl, lower alkoxy-lower alkyl or the ring-forming groups (--CH.dbd.CH--).sub.2 or --O--CH.sub.2 --O-- attached to vicinal carbon atoms of the phenyl ring;R.sub.2 is hydrogen, halogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or the ring-forming group (--CH.dbd.CH).sub.2 or --(CH.sub.2).sub.n --, where n is an integer from 3 to 5, attached to vicinal carbon atoms of the phenyl ring; andR.sub.3 is straight or branched alkyl of 1 to 10 carbon atoms;and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful for the treatment of tachycardia, hypertension and coronary diseases.
摘要:
This invention relates to a compound of the formula ##STR1## wherein R.sub.1 is ethyl or isopropyl;R.sub.2 is hydrogen, halogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or a bivalent radical --CH.dbd.CH--CH.dbd.CH-- or --(CH.sub.2).sub.n --, where n is an integer from 3 to 5, inclusive, and the free bonds of said bivalent radical are attached to adjacent carbon atoms of the phenyl ring; andR.sub.3 is hydrogen or alkyl of 1 to 3 carbon atoms;R.sub.4 is alkyl of 1 to 3 carbon atoms; orR.sub.3 and R.sub.4, together with each other, are --(CH.sub.2).sub.p --, where p is an integer from 4 to 6, inclusive,or a non-toxic, pharmacologically acceptable acid addition salt thereof. The compounds of formula I are useful for treatment and prophylaxis of diseases of the coronaries, for treatment of hypertension, and for treatment of cardiac arrhythmia, particularly tachycardia.
摘要:
Compounds of the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3, which may be identical to or different from each other, are each hydrogen, fluorine, chlorine, bromine, methyl, methoxy or trifluoromethyl, provided that one of them is other than hydrogen; andR.sub.4 and R.sub.5, which may be identical to or different from each other, are each hydrogen or methyl;and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful as bradycardiacs.