Process for the production of 4,4,8,8,10-pentamethyl-10-cyano-bi

Details Process for the production of 4,4,8,8,10-pentamethyl-10-cyano-bi Process for the production of 4,4,8,8,10-pentamethyl-10-cyano-bi

1987-08-25

1988-11-29

Brust, Joseph Paul

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

Organic compounds

Nitriles

558341, C07C12002

Patent

active

047883189

ABSTRACT:
A process for the production of the bicyclic compound 4,4,8,8,10-pentamethyl-10-cyano-bicyclo[4.4.0]-dec-1,6-en-2-one which comprises the steps of (a) reacting a ketone fraction comprising ##STR1## or mixtures thereof, (b) by adding HCN to the ketone fraction the presence of a base, at a temperature of 50.degree.-200.degree. C. to obtain an addition product comprising the bicyclic compound, and

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patent: 4299775 (1981-11-01), Dubreux
Noller, "Chemistry of Organic Compounds", 3rd ed., (1965), W. B. Saunders Co. (Philadelphia), p. 98.
Kirk-Othmer, "Encyclopedia of Chemical Technology", 3rd ed., vol. 13, (1981); pp. 918, 919, 920, 921, 922.

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