1,3-Dihydrocarbyl-pyrazole compounds as stabilizers for organic

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260 4575N, 260310R, C07F 1504, C08K 533

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active

039637379

ABSTRACT:
1,3-Dihydrocarbyl-pyrazole compounds, having a 5-hydroxyl group in free or nickel salt form, characterized by a ketoxyimino group bound directly to the 4-position of the pyrazole ring through the ketoxyimino functional carbon atom, which are useful as stabilizers of organic materials against the adverse effects of ultraviolet light.

REFERENCES:
patent: 3256291 (1966-06-01), Swiatoslaw
patent: 3265705 (1966-08-01), Mahler

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