gamma-BUTYROLACTONE PRODUCTION PROCESS

gamma-BUTYROLACTONE PRODUCTION PROCESS

FIELD: industrial organic synthesis. SUBSTANCE: gamma-butyrolactone is prepared by gas-phase conversion of 2,5-dihydrofuran or 2,3-dihydrofuran or their mixture in presence of water and, optionally, hydrogen at elevated temperatures on hydrogenation catalyst. EFFECT: increased economical efficiency....

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ROL'F PINKOS, ROL'F FISHER
Format: Patent
Sprache:eng
Schlagworte:
APPARATUS THEREFOR
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
CHEMISTRY
GENERAL METHODS OF ORGANIC CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
THEIR RELEVANT APPARATUS
TRANSPORTING
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Beschreibung
Zusammenfassung:FIELD: industrial organic synthesis. SUBSTANCE: gamma-butyrolactone is prepared by gas-phase conversion of 2,5-dihydrofuran or 2,3-dihydrofuran or their mixture in presence of water and, optionally, hydrogen at elevated temperatures on hydrogenation catalyst. EFFECT: increased economical efficiency. 10 cl, 9 ex