反应详情

Following the procedure described in Example 1 but using in place of methyl 4-cyano-2-methyl-4-(4-morpholinyl)-4-(4-pyridinyl)butanoate a molar equivalent quantity of ethyl 4-cyano-4-(4-morpholinyl)-4-(4-piperidinyl)butanoate [McEvoy et al., J. Org. Chem. 44, 4597 (4600)(1979)], it is contemplated that there can be obtained 4,5-dihydro-6-(4-pyridinyl)-3(2H)-pyridazinone.