摘要:
The present invention relates to novel pyrido-thieno-diazepines, their preparation process and the pharmaceutical compositions containing them. These diazepines are particularly useful for treating pathological states or diseases in which one (or more) somatostatin receptors are involved
摘要:
Phenoxyethylamine derivatives of general formula (I) having high affinity for the 5-HT1A receptor, methods for preparing same, pharmaceutical compositions containing said derivatives, and their use, in particular as gastric acid secretion inhibitors or as antiemetics, are disclosed. In general formula (I), Ar is phenyl substituted by one or more substituents; and R is a C1-10 hydrocarbon radical selected from straight or branched alkyl, alkenyl or alkynyl radicals, saturated or unsaturated mono- or polycyclic cycloalkyl, cycloalkylalkyl or alkylcycloalkyl radicals; a pyridyl or isoquinolyl radical, phenyl optionally substituted by one or more substituents, and salts thereof.
摘要:
The invention relates to new tetracyclic analogues of camptothecin, their preparation processes, their use as medicaments and the pharmaceutical compositions containing them. Said analogues, which include in particular 3-hydroxy-3-(4-oxo-4,6-dihydroindolizino[1,2-b]quinoline-2-yl)pentanoic acid, have a powerful biological activity inhibiting topoisomerase I and/or topoisomerase II.
摘要:
In a process for C-alkylation or N-alkylation, the improvement comprising conducting the C-alkylation or N-alkylation reaction in the presence of a slightly nucleophilic strong base of the following formula wherein R′1, R′2 and R′3 are individually selected from the group consisting of alkoxy of 1 to 6 carbon atoms and R′ and R″ are individually selected from the group consisting of unsubstituted or substituted alkyl of 1 to 6 carbon atoms, alkoxy of 1 to 6 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, aryl and aralkyl of 1 to 6 alkyl carbon atoms, the substituents being selected from the group consisting of halogen, alkyl of 1 to 6 carbon atoms, alkoxy of 1 to 6 carbon atoms, —CN, —NO2 and dialkylamino of 1 to 6 alkyl carbon atoms, the aryl being selected from the group consisting of unsaturated monocyclic and condensed carbocyclic and heterocyclic with at least one heteroatom selected from the group consisting of nitrogen, oxygen and sulfur, R′4 is selected from the group consisting of hydrogen, alkyl of 1 to 6 carbon atoms and alkoxy of 1 to 6 carbon atoms and R′5 is selected from the group consisting of hydrogen, alkyl of 1 to 6 carbon atoms, alkoxy of 1 to 6 carbon atoms and a polymeric support.
摘要:
The invention relates to novel substituted 3-piperazinylalkyl-2,3-dihydro-4H-1,3-benzoxazin-4-ones of formula I ##STR1## their pharmaceutically acceptable inorganic or organic salts, optionally in their hydrated form, the racemates, the enantismers or their mixtures, their preparation and their use as medicaments as well as all the pharmaceutical compositions of I which are or are not combined with another active principle.
摘要:
The present invention relates to compounds of the Formula I: ##STR1## wherein R is hydrogen, alkyl, cycloalkyl, phenyl, or alkylphenyl, and n is 2 through 4, the production thereof, pharmaceutical compositions thereof, and their use in antineoplastic therapy.
摘要:
The present invention relates to derivatives of 1-phenyl 1,4-dihydro 3-amino 4-oxo pyridazines of the general formula I: ##STR1## and the production thereof. It also concerns pharmaceutical compositions comprising as active principle a compound of general formula I and use thereof for treatment of central nervous system disturbances, especially as an anxiolytic.
摘要:
Imidazoline derivatives of formula (I) ##STR1## in which n is 1 or 2, R is hydrogen, C.sub.1 -C.sub.3 alkyl or allyl group, and X is hydrogen, halogen atom, methyl or methoxy, in the form of enantiomers or mixtures thereof, and their pharmaceutically acceptable acid addition salts are useful as .alpha..sub.2 -antagonists.
摘要:
Thiaxozle, oxazole, imidazole, isoxazole and isoxazoline compounds of the formula wherein Het is thiazole, oxazole, imidazole, isoxazole or isoxazoline, n is an integer from 0 to 6, A is selected from the various optionally substituted aromatic radicals defined in the specification, B is hydrogen, alkyl or phenyl, R1 and R2 are independently hydrogen, alkyl or cycloalkyl or R1 and R2 taken together with the carbon atom which carries them, form a carbocycle with 3 to 7 members and Ω is —NH46R47 or —OR48, R46 and R47 are independently hydrogen, alkyl, cycloalkyl or —(CH2)kCOOR51, R51 is alkyl or haloalkyl and R48 is hydrogen or alkyl having advantageous pharmacological properties which allow their use in therapeutics, for treating neurodegenerative disorders or pain.
摘要:
The invention relates in particular to the compounds of general formula in which R1, R2, R3, R4, R5, R6 represent various radicals; their use as medicaments and pharmaceutical compositions containing them. These compounds are particularly useful for the treatment of cancer.