Ammonia → HCID 21934178, compound

Participants

Reaction Steps

The title compound was prepared according to the method of Example 62 substituting 4-(4-fluorophenylmethyl)-5-[4-(methylsulfonyl)phenyl]-3(2H)-pyridazinone in place of 4-(4-fluorophenyl)-5-[4-(methylsulfonyl)phenyl]-3(2H)-pyridazinone and substituting 4-bromo-2-chloro-1-fluorobenzene in place of 4-iodo-1-fluorobenzene (yield: 0.110 g, 74%). mp 153-156° C. 1H NMR (300 MHz, DMSO d6) δ 3.30 (s, 3H), 3.89 (bs, 2H), 7.02-7.07 (m, 4H), 7.59 (m, 1H), 7.65-7.72 (m, 4H), 8.07 (m, 2H), 8.12 (s, 1H). MS (DCI/NH3) m/z 487 (M+H)+, 504 (M+NH4)+. Anal. calc. for C24H17ClF2N2O3S.0.25H2O: C, 58.65; H, 3.58; N, 5.64. Found: C, 58.41; H, 3.56; N, 5.36.

Provenance & Evidence