Valeric anhydride → 8-chloro-1-(hydroxymethyl)-6-phenyl-4H-s-triazolo[4,3-a][1,4]benzodiazepine valerate

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Reaktionsschritte

In a manner similar to Example 12, a mixture of 8-chloro-1-(hydroxymethyl)-6-phenyl-4H-s-triazolo[4,3-a][1,4]benzodiazepine and valeric anhydride were heated on the water bath to give 8-chloro-1-(hydroxymethyl)-6-phenyl-4H-s-triazolo[4,3-a][1,4]benzodiazepine valerate (ester).

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