HCID 66650321, compound → HCID 16067612, compound

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Reaction Steps

The title compound was prepared from 5-(4-chloro-phenyl)-7-methyl-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (example C.24) (144 mg, 0.5 mmol) and N-hydroxy-3-sulfamoyl-benzamidine [CAS-No. 9000-88-7] (161 mg, 0.75 mmol) according to general procedure II. Obtained after purification by flash chromatography (ethyl acetate/heptane) and crystallization (MeOH/dichloromethane) as a light yellow solid (70 mg, 30%). MS (EI) 466.1 [(M)+]; mp 275° C.

Provenance & Evidence