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Publication of BE634644ApublicationCriticalpatent/BE634644A/fr
C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
C07D501/14—Compounds having a nitrogen atom directly attached in position 7
C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
C07D501/38—Methylene radicals, substituted by nitrogen atoms; Lactams thereof with the 2-carboxyl group; Methylene radicals substituted by nitrogen-containing hetero rings attached by the ring nitrogen atom; Quaternary compounds thereof
Procédé de préparation d'indoles polynucléaires désacylés, notamment d'esters de la série de la désacétyl-vincaleucoblastine et de la désacétyl-vincristine
Nouveaux dérivés de l'acide alpha-[oxo-2-hexahydro-2,4,5,6,7a thiéno (3,2-c)pyridyl-5] phényl acétique, leur procédé de préparation et leur application thérapeutique
Sels cristallins de l'acide (3s(z))-2(((1-(2-amino-4-thiazolyl)-2-((2,2-dimethyl-4-oxo-1-(sulfo-oxy)-3-azetidinyl)amino)-2-oxoethylidene)-amino)oxy)acetique, a action therapeutique
Dérivés des céphalosphorines à pharmacocinétique améliorée, procédé pour leur préparation, compositions pharmaceutiques les contenant et intermédiaire de synthèse
Nouvelle substance biologiquement active, appelee girolline, extraite de l'eponge pseudaxinyssa cantharella, son procede de preparation et les compositions pharmaceutiques qui la contiennent