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Primary Examiner: Rollins, Alton D.
Assistant Examiner: Turnipseed, James H.
Attorney:

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Title: Substituted-3-phenyl ureas

Abstract: Ureas of the structure ##EQU1## WHEREIN X is F or OCH.sub.3 ; Y is O or NH; m is 0, 1 or 2, and n and n' each are 0 or 1, Are useful in prevention of ozone damage to plants.

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Inventors: Wat, Edward Koon Wah (Wilmington, DE, US)

Application Number: 525673
Filing Date: 1974-11-20
Publication_date: 1976-08-10
Assignee: E. I. DuPont de Nemours & Company (Wilmington, DE)
Primary Class(es): 504/242 504/223, 544/97, 544/315, 544/316, 548/230, 548/231
Other Classes:
US Patent Ref:

2517750

Aug, 1970

Wilson

260/309.

Other Refs: Other References: Beyer, et al., "Chem. Ber.", vol. 97, pp. 1,031-1,036, 1964.
Rabinowitz, et al., "J. Org. Chem.", vol. 34, 1969, pp. 372-376.