Method for preparing lactams having 8 to 15 carbon atoms from th

Details Method for preparing lactams having 8 to 15 carbon atoms from th Method for preparing lactams having 8 to 15 carbon atoms from th

1986-10-16

1987-08-25

Bond, Robert T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

540535, 540540, C07D20104

Patent

active

046894128

ABSTRACT:
The present invention is a process for preparing lactams having 8 to 15 carbon atoms by the Beckmann rearrangement of the corresponding oximes in a solution of an organic solvent by means of 0.5 to 10% by weight referred to the oxime of an acid derivative acting as a catalyst. The anhydrides of organic sulfonic acids or of sulfuric acid half esters or mixed anhydrides of organic sulfonic acid and anhydrides of sulfuric acid half esters are used as the catalysts.

REFERENCES:
patent: 3228527 (1966-10-01), Yura et al.

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