Sodium Hydroxide → HCID 18516888, compound

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Reaction Steps

5-Cyano-N-3-nitrophenyl-4-thien-2-ylpyrimidine-2-amine was prepared from 2-cyano-3-dimethylamino-1-thien-2-ylpropen-1-one (3.20 g, 15.51 mmol), 3-nitrophenylguanidinium nitrate (3.74 g, 15.53 mmol) and sodium hydroxide (652 mg, 7.82 mmol) to give the desired material (841 mg) as an off-white solid, m.p.275-277°. δH (d6 DMSO) 10.87 (1H, bs), 8.98 (1H, s), 8.90 (1H, bs), 8.31-8.29 (1H, m), 8.09-8.05 (2H, m), 7.91 (1H, dd, J 7.7,2.0 Hz), 7.64 (1H, t ,J 8.1 Hz) and 7.37-7.35 (1H, m).

Provenance & Evidence