Process for synthesizing pyran nitriles

Details Process for synthesizing pyran nitriles Process for synthesizing pyran nitriles

1979-11-15

1981-07-14

Chan, Nicky

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D30908

Patent

active

042786029

ABSTRACT:
The present invention relates to a process for synthesizing pyran nitriles of the general formula ##STR1## consisting of reacting aliphatic 1,5 hydroxyketones with aliphatic nitriles in the presence of basic substances such as oxides, hydroxides, and carbonates of alkali metal and alkaline earth metals, and in particular of alkali metal hydroxides or alcoholates, as the catalyst.

REFERENCES:
patent: 4150037 (1979-04-01), Prevedello et al.
Meinwald, JACS, 77, 1617 (1955).

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