Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1978-06-13
1979-03-06
Davis, C.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07C 320
Patent
active
041430875
ABSTRACT:
Compounds of formula R.sub.1 R.sub.2 C .dbd. CR.sub.3 CHR.sub.4 R.sub.5 wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are selected individually from hydrogen, akyl, aryl, cyano, cyclohexyl, halide groups and substituted derivatives of these groups are oxidatively dimerized in the presence of a partially reduced bismuth oxide catalyst, the average degree of reduction of bismuth oxide being 1 to 70%, and in the presence of oxygen, the oxygen conversion being in the range 90 to 99%.
REFERENCES:
patent: 2939884 (1960-06-01), Garrison
Bamforth John R.
Higgins Raymond
Davis C.
Imperial Chemical Industries Limited
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