反应详情

3.00 g. of 5,6-Dimethoxy-3-hydroxymethylene oxindole, 2.3 g. acetic acid and 4.1 g. N-(3,4-dimethoxyphenyl)piperazine [J. Med. Chem. 10 (5) 812 (1967)] in 40 ml. benzene were reacted as described in Example 5 to give 4.67 g. product, m.p. 193°-195° C.

1. customto give 4.67 g