1-alkyl-4-oxo-1,4-dihydro-(6,7-methylenedioxy)-quinoline-3- - carboxylic acids - by quaternisation and hydrolysis of the corresp 4

Cpds. of formula (I): (where A is methylenedioxy or 2H atoms in posns. 6 and 7, R is lower alkyl, pref. Et) are prepd. by treating a cpd. of formula (II): (where R1 = H, lower alkyl or aralkyl, pref. Et, n-Bu or PhCH2), X = halogen with a quaternising agent derived from R, pref. diethylsulphate or t...

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Bibliographische Detailangaben

Hauptverfasser:	FRANK,JUDIT, KORMOCZY,GYORGY,DR, MESZAROS,ZOLTAN,DR, SZENTMIKLOSI,PETER,DR, CSASZAR,JANOS
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
Online-Zugang:	Volltext bestellen
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