Process for the alpha-monoalkylation of arylacetonitriles, aryla

Details Process for the alpha-monoalkylation of arylacetonitriles, aryla Process for the alpha-monoalkylation of arylacetonitriles, aryla

1992-07-30

1994-01-11

Brust, Joseph Paul

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

Organic compounds

Sulfonic acids or salts thereof

549 61, 549 65, 549 66, 549 71, 549 72, 549 74, 549 79, 560 53, 560 56, 560100, 560101, 560102, 560103, C07C25330, C07C 69157, C07D33324

Patent

active

052783332

ABSTRACT:
A process for the .alpha.-monoalkylation of arylacetonitriles, arylacetoesters and arylacetic acids with dialkyl carbonates in liquid phase, in the presence of bases at temperatures ranging from about 100.degree. C. to about 270.degree. C.

REFERENCES:
patent: 3641127 (1972-02-01), Farge et al.
patent: 3720708 (1973-03-01), Halpern
patent: 3896157 (1975-07-01), Fried et al.
patent: 3959364 (1976-05-01), Armitage et al.
patent: 4894471 (1990-01-01), Angeletti et al.

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