VERFAHREN ZUR HERSTELLUNG VON 5-ETHYL-4-(2-PHENOXYETHYL)-2H-1,2,4-TRIAZOL-3-(4H)-ON, ZWISCHENPRODUKT UND VERFAHREN ZU DESSEN HERSTELLUNG

In a novel process for the preparation of 5-ethyl-4-(2-phenoxyethyl)-1,2,4-triazolone (used in the synthesis of antidepressant 1,2,4-triazolones typified by 2-[3-[4-(3-chlorophenyl)-1-piperazinyl]propyl]-5-ethyl- 4-(2-phenoxyethyl)-2H-1,2,4-triazol-3(4H)-one, also known as nefazodone), novel interme...

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Bibliographic Details
Main Author D. MADDING,GARY
Format Patent
LanguageGerman
Published 20.06.1985
Edition3
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:In a novel process for the preparation of 5-ethyl-4-(2-phenoxyethyl)-1,2,4-triazolone (used in the synthesis of antidepressant 1,2,4-triazolones typified by 2-[3-[4-(3-chlorophenyl)-1-piperazinyl]propyl]-5-ethyl- 4-(2-phenoxyethyl)-2H-1,2,4-triazol-3(4H)-one, also known as nefazodone), novel intermediate acid addition salts of formula and processes for their preparation are disclosed.y
Bibliography:Application Number: DE19843443820