Acetic Acid → HCID 59730222, compound

Participants

Reaction Steps

Using a method similar to Example 345, using piperidine (0.041 mL, 0.414 mmol), 6-(4-formyl-phenoxy)-nicotinamide (compound of example 332, step 1) (0.1100 g, 0.413 mmol), sodium triacetoxyborohydride (0.131 g, 0.618 mmol), and acetic acid (0.036 mL, 0.629 mmol) in 1,2-dichloroethane (8.0 mL) provides, after silica gel chromatography (10:1→3:1 methylene chloride:methanol), 0.114 g (88%) of the title compound as a white foam: high resolution mass spectrum (electrospray): m/z calc for C18H22N3O2 312.1712, found 312.1722, 1H NMR (DMSO-d6): 8.63 (d, 1H, J=2.0 Hz), 8.27 (dd, 1H, J=2.4, 8.8 Hz), 8.06 (s br, 1H), 7.50 (s br, 1H), 7.33 (s, 2H, =8.3 Hz), 7.15-7.06 (m, 3H), 3.44 (s, 2H), 2.35 (s, 4H), 1.57-1.48 (m, 4H), 1.46-1.36 (m, 2H).

Provenance & Evidence