Process for the preparation of 2-amino-4,6-dichloro-pyrimidine

Process for the preparation of 2-amino-4,6-dichloro-pyrimidine

Process for the preparation of 2-amino-4,6-dichloropyrimidine by reaction of 2-amino-4,6-dihydroxypyrimidine with an excess of phosphorus oxychloride at 20 to 80 DEG C. and in the presence of triethylamine as the acid-trapping agent.

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Bibliographische Detailangaben
Hauptverfasser: ALTREITER, JOHANN, SCHWARZ, FRANZ-THOMAS
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:Process for the preparation of 2-amino-4,6-dichloropyrimidine by reaction of 2-amino-4,6-dihydroxypyrimidine with an excess of phosphorus oxychloride at 20 to 80 DEG C. and in the presence of triethylamine as the acid-trapping agent.