4-Nitrophenyl trifluoroacetate → HCID 178524480, 화합물

참여 물질

반응 단계

3-Hydroxypyridazine-4-carboxylic acid (1.40 g) was dissolved in pyridine (20 ml) at 40°C, and p-nitrophenyl trifluoroacetate (2.82 g) was dropwise added thereto. The resultant mixture was stirred at 40° to 50°C for 1 hour and concentrated under reduced pressure to dryness. The residue was washed with chloroform and acetone in order and dried to give the objective compound (2.21 g). M.P. 233°C (decomp.).

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