Process for the preparation of ketones

Details Process for the preparation of ketones Process for the preparation of ketones

1991-10-29

1994-01-04

Robinson, Allen J.

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

Organic compounds

Amino nitrogen containing

C07C21100

Patent

active

052761916

ABSTRACT:
According to the invention, there is provided a process for the preparation of an aminoalkyl p-hydroxyphenyl ketone comprising reacting phenol with a nitrile, in the presence of a Lewis acid catalyst, to cause condensation thereof, the process being characterised in that the reaction is carried out in a medium comprising a nitroalkane solvent for the reactants.

REFERENCES:
patent: 2585988 (1952-02-01), Asscher
patent: 3833677 (1974-09-01), Grard
patent: 4952729 (1990-08-01), Babad et al.
Asscher II "A new synthesis of .omega.-amino-.rho.-hydroxyacetophenones etc.", Recueil travaux chimiques Pays-Bas 68 (1949)960-8.
Asscher et al. III "Synthesis of .beta.-phenyl-ethylamine derivatives, II." Receuil travaux chimiques Pays-Bas 71 (1952) 933-43.

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