Process for the preparation of methyl n- methylanthranilate

B - Operations – Transporting – 01 – J

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260/474.2

B01J 25/02 (2006.01) B01J 23/44 (2006.01)

Patent

CA 1250311

ABSTRACT OF THE DISCLOSURE A mixture of methyl anthranilate, dissolved in a water-miscible solvent, with a solution of formaldehyde is reduced in a hydrogen atmosphere in the presence of a hyrogenation catalyst at moderate temperatures and pressures to yield methyl N-methylanthranilate. The invention provides a process which can produce the compound in commercial quantities in high purity and good yield.

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