abstract |
1,198,337. Benzaldazine derivative. AGFAGEVAERT A.G. 1 Aug., 1968 [3 Aug., 1967], No. 36647/68. Heading C2C. [Also in Division G2] Di - (m - dodecylozycarbozy) benzaldazine is prepared by heating an alcoholic solution of the dodecyl ester of benzaldehyde carbonic acid, obtained by reacting 3-hydroxybenzaldehyde and chloroformic acid dodecyl ester in pyridine, under reflux with hydrazine hydrate in the presence of glacial acetic acid. |