摘要:
This invention relates to novel triazolyl hydrazide derivatives and a process for the preparation thereof.The new triazolyl hydrazide derivatives of the general formula (I). ##STR1## wherein Q represents hydrogen or a heterocyclic group optionally substituted by a C.sub.1-4 alkyl group; or a group of general formula SR.sup.1, whereinR.sup.1 stands for C.sub.1-4 alkyl or phenyl-(C.sub.1-4 alkyl) optionally substituted by halogen, C.sub.1-4 alkyl or nitro substitute therefor substituents; or Q represents a group of the formula NR.sup.2 R.sup.3, wherein R.sup.2 and R.sup.3 each represents hydrogen, straight or branched chain C.sub.1-6 alkyl or C.sub.2-6 alkenyl;Z represents hydrogen or a group of the formula (C.dbd.X)--(N--R.sup.4)--NR.sup.5 R.sup.6, whereinX stands for oxygen or sulfur,R.sup.4, R.sup.5 and R.sup.6 each stand for hydrogen or C.sub.1-4 alkyl;R.sup.7 stands for hydrogen, C.sub.1-4 alkyl or phenyl-(C.sub.1-4 alkyl) optionally substituted by one or more halogen atom(s) or an amino group optionally substituted by one or two C.sub.1-4 alkyl substituents,R.sup.8 stands for hydrogen or a group of the formula --(C.dbd.X)--(N--R.sup.4)--NR.sup.5 R.sup.6, wherein X, R.sup.4, R.sup.5 and R.sup.6 are as stated above,with the proviso that if Z represents a group of the formula --(C.dbd.X)--(N--R.sup.4)--NR.sup.5 R.sup.6, R.sup.8 stands for hydrogen, and if Z represents hydrogen, R.sup.8 stands for a group of the formula (C.dbd.X)--(N--R.sup.4)--NR.sup.5 R.sup.6, and pharmaceutically acceptable acid addition salts thereof excert valuable antianginal and/or gastric ulcer inhibiting properties and are useful in therapy.
摘要:
This invention relates to novel triazolo derivatives, a process for the preparation thereof, pharmaceutical compositions comprising the same, to the use of the said triazolo derivatives for the treatment of diseases and also for the preparation of pharmaceutical compositions suitable for the treatment of the said diseases.The new triazolo derivatives of the general formulae (Ia) and (Ib), ##STR1## wherein Q represents hydrogen or a heterocyclic group optionally bearing one or more C.sub.1-4 alkyl substituent(s); or a group of the formula SR.sup.1, whereinR.sup.1 stands for straight or branched chained C.sub.1-4 alkyl or phenyl-(C.sub.1-4 alkyl); or q represents a group of the formula NR.sup.2 R.sup.3, whereinR.sup.2 and R.sup.3 each represent hydrogen, straight or branched chain C.sub.1-12 alkyl, C.sub.2-6 alkenyl or phenyl-(C.sub.1-4 alkyl);R.sup.4 and R.sup.7 each represent hydrogen, C.sub.1-6 alkyl or phenyl-(C.sub.1-4 alkyl) optionally bearing one or more halogen substituent(s);R.sup.5 and R.sup.6 each stand for C.sub.1-4 alkyl optionally substituted by a C.sub.1-4 alkoxycarbonyl group; a heterocyclic group or a phenyl group optionally bearing one or more halogen, hydroxyl, cyano, nitro, alkyl, methylene dioxy and carbamoylmethoxy, di-(C.sub.1-4 alkyl)-amino or C.sub.1-4 alkoxy substituent(s) which latter may carry a di-(C.sub.1-4 alkyl)-amino group; furthermore one of R.sup.5 and R.sup.6 may represent hydrogen, orR.sup.5 and R.sup.6 together stand for C.sub.4-15 alkylene, or together with the adjacent carbon atom they are attached to form a heterocyclic group bearing a phenyl(C.sub.1-4 alkyl) substituent,possess valuable antianginal and tranquillant/sedative properties and are useful in therapy.
摘要:
The invention relates to novel triazolyl thioamides of the general formula (I), ##STR1## wherein Q represents hydrogen or a heterocyclic group optionally bearing one or more C.sub.1-4 alkyl substituent(s), or a group of the formula SR.sup.1, whereinR.sup.1 stands for straight or branched chained alkyl group comprising 1 to 6 carbon atom(s), or a group of the formula NR.sup.2 R.sup.3, whereinR.sup.2 and R.sup.3 each represent hydrogen, straight or branched chained C.sub.1-4 alkyl or C.sub.2-6 alkenyl group,Y denotes C.sub.1-4 alkyl optionally bearing one or more hydroxyl or C.sub.1-4 alkoxy substituent(s), phenyl-(C.sub.1-4 alkyl) optionally bearing on the phenyl ring one or more C.sub.1-4 alkoxy group(s), or phenoxy-(C.sub.1-4 alkyl) optionally substituted on the phenyl ring by a C.sub.1-4 alkyl bearing a heterocyclic group containing a nitrogen atom,and pharmaceutically acceptable acid addition salts thereof.Furthermore the invention relates to a process for preparing these compounds.The compounds according to the invention possess tranquillant, antidepressant, spacmolytic, antiinflammatory, analgesic and antiperistaltic effects.
摘要:
The invention relates to condensed cyclic triazole derivatives of the general Formula I ##STR1## and pharmaceutically acceptable salts thereof. The compounds of the general Formula I possess useful sedative and tranquillant properties and exhibit particularly spasmolytic, motility inhibiting, and narcosis potentiating, yohimbine potentiating and local anaesthetic and also weak reserpine ptosis inhibiting effect.
摘要:
This invention relates to novel triazolopyrimidine derivatives of formulae (Ia) and (Ib), ##STR1## wherein Q represents hydrogen, a heterocyclic group optionally substituted by a C.sub.1-4 alkyl group and containing one or more oxygen and/or nitrogen atoms or a group of formula--SR.sup.1 wherein R.sup.1 is alkyl or aralkyl, or a group of formula--NR.sup.2 R.sup.3 wherein R.sup.2 and R.sup.3 are independently hydrogen, alkyl, alkenyl, cycloalkyl, aralkyl, aryl or a heterocyclic group,m and n are independently 0, 1, 2, 3 or 4, with the provision that if m stands for 0, then n is different from 0, and if both n and m are 1 or m stands for 0 and n is 2, the Q is different from methylthio or morpholino group, their mixtures or pharmaceutically acceptable salts. Furthermore, the invention relates to a process for preparing these compounds.The compounds of formulae (Ia) and (Ib) are able to inhibit the ptosis caused by tetrabenazine and they have analgetic activity.
摘要:
The disclosed compounds have the formula ##STR1## wherein Q is a 6-membered saturated heterocyclic group or a group S(O)pR.sup.3, whereinp is 0, 1, or 2, andR.sup.3 is alkyl, alkenyl, or phenyl-, which may have halogen or nitro substituents, or phenyl optionally substituted;or NR.sup.4 R.sup.5 whereinR.sup.4 and R.sup.5 are hydrogen, alkyl, alkenyl, phenyl-alkyl, or di-alkyl-amino-alkyl;R.sup.1 and R.sup.2 are hydrogen or alkyl, ortogether form a group (CH.sub.2)n--Y--(CH.sub.2)m, wherein Y is CH.sub.2, or NR.sup.6, wherein R.sup.6 is phenyl-alkyl,n and m are 0 or 1 to 5;Z is NR.sup.7 R.sup.8, whereinR.sup.7 and R.sup.8 each are hydrogen, alkenyl, cycloalkyl, adamantayl, or phenyl-alkyl, which may have one or more substituents ortogether form a group of (CH.sub.2)j--W--(CH.sub.2)k, wherein j and k each are 1 to 3, and W is oxygen, CH.sub.2, CHOH, or NR.sup.10 , wherein R.sup.10 is hydrogen, alkoxycarbonyl, or alkyl, which latter may be substituted.or SR.sup.9, whereinR.sup.9 is alkyl substituted by alkoxy-carbonyl and possess inotropic and antianginal effects, complemented by antiinflammatory, ulcus, and gastric acid secretion inhibiting, and by weaker tranquillant, spasmolytic, and analgesic properties.
摘要:
This invention relates to new 1-�2-(substituted vinyl)!-5H-2,3-benzodiazepine derivatives, a process for the preparation thereof, pharmaceutical compositions comprising the same, to the use of the said benzodiazepine derivatives for the treatment of diseases and for the preparation of pharmaceutical compositions suitable for the treatment of diseases. The compounds according to the invention correspond to the general formula (I), ##STR1## wherein the variables are herein below defined, and the compounds possess central nervous activities.
摘要:
This invention relates to a new and improved process for the preparation of 6,7-dichloro-1,5-dihydroimidazo[2,1-b]-quinazolin-2[3H]-one of formula ##STR1## (anagrelide), a valuable blood platelet antiaggregative compound. According to the process of the invention the compound of formula (I) is prepared by subjecting a new 2-cyanoiminoquinazoline derivative of the general formula ##STR2## wherein R stands for cyano or a group of the formula COOR.sup.1, in the latter R.sup.1 representing lower alkyl optionally carrying a phenyl substituent, to thermal cyclization in an acidic medium.The invention also relates to new 2-cyanoiminoquinazo-lines of the general formula (III) used for the production of anagrelide and to the preparation of the said compounds.The invention provides an advantageous process for the preparation of anagrelide which is devoid of the drawbacks of the hitherto known processes and renders possible the production of the compound of the formula (I) on industrial scale, too.
摘要:
According to the present invention, 2-chloroethoxy-acetic acid-N,N-dimethylamide of the Formula (I) is prepared by reacting 2-hydroxyethoxy-acetic acid-N,N-dimethylamide of the Formula (II) in a solvent optionally in the presence of a catalyst with thionyl chloride and removing the solvent by distillation.
摘要:
The present invention relates to a process for the preparation of {2-[4-(α-phenyl-p-chlorobenzyl)-piperazin-1-yl]-ethoxy}-acetic acid-N,N-dimethylamide of the Formula (I) and enantiomers thereof. The compound of the Formula (I) or enantiomers thereof are important pharmaceutical intermediates suitable for direct transformation into non-sedating antihistamine type pharmaceutical active ingredients cetirizine and levocetirizine.