Fumaric Acid → HCID 66758398, compound

Participants

Reaction Steps

The product of Example 88B (1.55 g, 0.710 mmol) and fumaric acid (83 mg, 0.710 mmol) were processed according to the procedure described in Example 66D to provide the title compound (116 mg, 0.346 mmol, 49% yield). 1H NMR (CH3OH-d4, 300 MHz) δ 2.31 (m, 1H), 2.85 (m, 1H), 3.15 (ddd, J=12.6, 8.2, 4.5 Hz, 1H), 3.34 (m, 2H), 3.56 (m, 1H), 3.64 (dd, J=14.2, 1.7 Hz, 1H), 3.79 (dd, J=7.8, 2.7 Hz, 1H), 3.85 (s, 3H), 3.86 (m, 1H), 4.36 (dt, J=8.1, 2.7 Hz, 1H), 6.62 (dd, J=2.2, 2.2 Hz, 1H), 6.68 (s, 2H), 7.55 (d, J=2.2 Hz, 1H), 7.72 (d, J=2.2 Hz, 1H); MS (DCI/NH3) m/z 220 (M+H—C4H4O4)+; Anal. calculated for C12H17N3O.C4H4O4.0.5H2O: C, 55.81; H, 6.44; N, 12.20. Found: C, 55.69; H, 6.10; N, 11.95.

Provenance & Evidence