[CH3:1][C:2]1([CH3:10])[CH2:7][CH2:6][C:5](OC)=[N:4][CH2:3]1.[Cl-:11].[NH4+:12]>C(O)C>[ClH:11].[CH3:1][C:2]1([CH3:10])[CH2:3][NH:4][C:5](=[NH:12])[CH2:6][CH2:7]1The mixture of 3,3-dimethyl-6-methoxy-2,3,4,5-tetrahydropyridine (9.0 g, 64 mmol) and ammonium chloride (3.4 g, 64 mmol) in dry ethanol (160 mL) was heated to reflux for 2 h. The reaction mixture was then concentrated under reduced pressure and the titled compound was obtained as a white solid (9.9 g, 94.6%).
読み込み中…