Process for preparing 2-pyrrolidone

Details Process for preparing 2-pyrrolidone Process for preparing 2-pyrrolidone

1979-01-18

1980-03-18

Tovar, Jose

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D20738

Patent

active

041939255

ABSTRACT:
An improved process for the preparation of 2-pyrrolidone by the liquid phase hydrogenation of succinonitrile in the presence of a hydrogenation catalyst and ammonia, whereafter the resulting hydrogenation product is hydrolyzed with water. A hydrogenation catalyst in the form of a fixed bed is used, and a liquid phase of succinonitrile and liquid ammonia is passed over the catalyst at a temperature of between 50.degree. and 130.degree. C.

REFERENCES:
patent: 4123438 (1978-10-01), Geurts et al.

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