FREMGANGSMÅDE TIL OPRENSNING AF PYRAZOLPYRIDAZINER

wherein the variables are as defined in the specification, by adding HCl to a solution of the pyrazolpyridazine in an inert solvent under non-aqueous conditions, effecting crystallization of the HCl-salt, isolating the resulting precipitate.

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Bibliographische Detailangaben
Hauptverfasser: SOERGEL, Sebastian, BASTIAANS, Henricus Maria Martinus, GOCKEL, Birgit, GOETZ, Roland, GEBHARDT, Joachim, KLAUBER, Eric, DIETZ, Jochen
Format: Patent
Sprache:dan
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Zusammenfassung:wherein the variables are as defined in the specification, by adding HCl to a solution of the pyrazolpyridazine in an inert solvent under non-aqueous conditions, effecting crystallization of the HCl-salt, isolating the resulting precipitate.