METHOD OF PRODUCING BENZANILIDE Russian patent published in 2020 - IPC C07C231/02 C07C233/65 

Abstract RU 2712053 C1

FIELD: chemistry.

SUBSTANCE: invention relates to a method of producing benzanilide. Method is carried out by reacting benzoic acid with aniline in medium of absolute acetonitrile in presence of complex obtained in situ from phosphorus trichloride with 4-dimethylaminopyridine, taken in molar ratio: 1:1. Reaction is carried out in molar ratio acid: amine: complex equal to 2.5:5–7.5:1.

EFFECT: technical result is simple method of producing benzanilide and increasing its output.

1 cl, 2 ex

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RU 2 712 053 C1

Authors

Shishkin Evgenij Veniaminovich

Popov Yurij Vasilevich

Vo Tkhi Le Kuen

Nguen Tkhi Lien

Dates

2020-01-24Published

2019-02-07Filed