摘要:
The present invention relates to a novel 2-aminonaphthyridine compounds that are useful in preparing a 2-isoindolinyl napthyridine compound that exhibits remarkable anxiolytic, hypnotic, anticonvulsant, antiepileptic and muscle-relaxant properties. The invention is also directed to the optical isomers of the 2-amino napthyridine compounds and salts thereof, their preparation and the use of the 2-amino napthyridine compounds for preparing the 2-isoindolinyl napthyridine compound.
摘要:
The present invention relates to a process for the preparation of (1R,2R)-N-methyl -2-(3-pyridyl)tetrahydrothiopyran-2-carbothioamide 1-oxide of formula: ##STR1## which is particularly useful as an antihypertensive and as a cardioprotective agent.