Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1980-03-27
1981-11-17
Lone, Werren B.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
568732, 568719, C07C 3923
Patent
active
043013066
ABSTRACT:
Novel norbornenyl phenolics useful as antioxidants are defined by the following structural formula: ##STR1## where R.sup.1, R.sup.2, and R.sup.3 are individually selected from hydrogen and alkyl groups of 1 to 3 carbon atoms; R.sup.4 is selected from hydrogen, alkyl groups containing 1 to 12 carbon atoms, and substituted and unsubstituted alicyclic groups of 4 to 8 carbon atoms; R.sup.5 is selected from alkyl groups containing 1 to 6 carbon atoms, and substituted and unsubstituted alicyclic groups of 4 to 8 carbon atoms; R.sup.7 is selected from alkylene and alkenylene groups containing 1 to 8 carbon atoms; and R.sup.8 is selected from hydrogen, alkyl and alkenyl groups containing 1 to 8 carbon atoms.
REFERENCES:
patent: 2537636 (1951-01-01), Kitchen
patent: 4067899 (1978-01-01), Mardiguian
patent: 4112000 (1978-09-01), Mardiguian
Kap George A.
Lone Werren B.
Powell, Jr. J. Hughes
The B. F. Goodrich Company
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