5-(Trifluoromethyl)pyridin-2-ylamidoxime → 2-[5-(3-Bromo-furan-2-yl)-[1,2,4]oxadiazol-3-yl]-5-trifluoromethyl-pyridine

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Reaction Steps

The title compound was prepared from 5-trifluoromethyl-pyridine-2-amidoxime (480 mg, 2.34 mmol) and 3-bromo-furan-2-carbonyl chloride (490 mg, 2.34 mmol) similar to Example 16, and yielded 718 mg (85%) of light yellow solid. 1H NMR (CDCl3): 9.09 (m, 1H), 8.37 (d, J=8.24 Hz, 1H), 8.14 (dd, J=8.10, 2.34 Hz, 1H), 7.70 (d, J=1.92 Hz, 1H), 6.78 (d, J=1.92 Hz, 1H).

Provenance & Evidence