N-(nitroalkyl)-N'-phenyl-p-phenylenediamines

Details N-(nitroalkyl)-N'-phenyl-p-phenylenediamines N-(nitroalkyl)-N'-phenyl-p-phenylenediamines

1975-04-17

1977-04-12

Wyman, Daniel E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260485S, 260386R, 260571, C07C 8764, C07C 9314, C07C 6954

Patent

active

040175448

ABSTRACT:
A method of inhibiting polymerization of unsaturated carboxylic acid esters and improved unsaturated carboxylic acid ester compositions are described. The method comprises, and the compositions are prepared by, incorporating into the ester composition a N-(nitroalkyl)phenylenediamine of the formula ##STR1## in which R is lower alkyl, R' is hydrogen, nitro or lower alkyl and X is hydrogen, lower alkyl or lower alkoxy.

REFERENCES:
patent: 2292212 (1942-08-01), Dickey et al.
patent: 3322520 (1967-05-01), Brimer et al.

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