FremgangsmÕte for fremstilling av glutardialdehyd

Prodn. of glutaraldehyde (I) comprises reacting a 2-alkoxy-2,3-dihydro-4H-pyran of formula (II) with water at 0-150 degrees C and 0.01-50 bar in the presence of a microporous crystalline aluminosilicate with a pore dia. above 5.4 Angstroms. R = 1-20C alkoxy.

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Bibliographische Detailangaben
Hauptverfasser:	BECKER, RAINER, KNEUPER, HEINZ-JOSEF, GEHRER, EUGEN, HENNE, ANDREAS, SCHOSSIG, JUERGEN
Format:	Patent
Sprache:	nor
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS APPARATUS THEREFOR CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	Prodn. of glutaraldehyde (I) comprises reacting a 2-alkoxy-2,3-dihydro-4H-pyran of formula (II) with water at 0-150 degrees C and 0.01-50 bar in the presence of a microporous crystalline aluminosilicate with a pore dia. above 5.4 Angstroms. R = 1-20C alkoxy.