Process for preparing 3-(4-pyridinyl)aniline from 3-...

Details Process for preparing 3-(4-pyridinyl)aniline from 3-... Process for preparing 3-(4-pyridinyl)aniline from 3-...

C - Chemistry, Metallurgy

07

D

260/296

C07D 213/38 (2006.01)

Patent

CA 1129864

ABSTRACT OF THE DISCLOSURE An improved method of preparing 3-(4-pyridinyl)aniline comprises heating 3-(4-pyridinyl)-2-cyclohexen-1-one oxime with an excess each of acetic anhydride and anhydrous phosphoric acid, distilling off the acetic acid by- product and excess acetic anhydride, and hydrolyzing the remaining N-acetyl-3- (4-pyridinyl)aniline.

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