PROCESS FOR THE PREPARATION OF SUBSTITUTED 3-HYDROXY-1,2,4-TRIAZOLES

PROCESS FOR THE PREPARATION OF SUBSTITUTED 3-HYDROXY-1,2,4-TRIAZOLES

Manufacture of 3-hydroxy-1,2,4-triazoles by cyclization of corresponding semicarbazides by formic acid in the presence of an inorganic acid or halide thereof.

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Bibliographische Detailangaben
Hauptverfasser: KOCH, MANFRED, STAHLER, GERHARD
Format: Patent
Sprache:eng ; ger
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:Manufacture of 3-hydroxy-1,2,4-triazoles by cyclization of corresponding semicarbazides by formic acid in the presence of an inorganic acid or halide thereof.