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Application filed by Institutul De Cercetari Chimice, Centrul De Chimie OrganicafiledCriticalInstitutul De Cercetari Chimice
Priority to RO124194ApriorityCriticalpatent/RO94742B1/en
Publication of RO94742B1publicationCriticalpatent/RO94742B1/en
Inventia se refera la noi derivati piperidinici ai acizilor o-hidroxibenzoici si la un procedeu de preparare a acestora din 2,2,6,6-tetrametil-4-piperidinol si esterul metilic al acidului o-hidroxibenzoic.The invention relates to novel piperidine derivatives of o-hydroxybenzoic acids and to a process for preparing them from 2,2,6,6-tetramethyl-4-piperidinol and o-hydroxybenzoic acid methyl ester.
RO124194A1986-07-181986-07-18Piperidine derivatives and process for preparing the same
RO94742B1
(en)
Esters of 2,6-dimethyl-4-(3-nitrophenyl)-5-methoxycarbonyl-1,4-dihydropyridine-3-carboxylic acid known to be a calcium inhibitors, process for preparation thereof and pharmaceutical composition