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US 5,292,937 AGranted
Use of malonic acid derivative compounds for retarding plant growth
AssigneeRhone-Poulenc Inc.
InventorsDavid T. Manning, James J. Cappy, Raymond M. See, Anson R. Cooke, Charles D. Fritz, Thomas N. Wheeler
Life of this patent
Estimating the term…
Abstract
This invention relates to a method for retarding plant growth by applying to the plant an effective amount of a malonic acid derivative compound. This invention also relates to novel malonic acid derivative compounds and processes for the preparation thereof.
Claims2
A malonic acid derivative compound having a formula ##STR115## wherein:
- Z'.sub.11 is:
- 2--Cl--4Br;
- 4--Br;
- 4--Cl;
- 2--F--4--Cl;
- 2--Cl--4--Cl;
- 2--CH.sub.3 --4--Cl--5--Cl;
- 2--CH.sub.3 --4--Br;
- 4--CF.sub.3 ;
- 2--F--4--Br;
- 2--Br--4--Cl;
- or 2--Br--4--Br;
- and any remaining positions on the phenyl ring are substituted by hydrogen;
- Y'.sub.6 is hydrogen or alkyl;
- Y'.sub.7, Y'.sub.8, Y'.sub.9 and Y'.sub.10 are each independently hydrogen, halogen or alkyl;
- and
- R'.sub.10 is R".sub.10 Y'.sub.41 in which R".sub.10 is hydrogen, a derivative salt or an unsubstituted or substituted lower alkyl and Y'.sub.41 is O.
14 more elements
A composition for retarding plant growth comprising an acceptable carrier and an effective amount, sufficient to retard plant growth, of a compound having a formula ##STR116## wherein:
- Z'.sub.11 is:
- 2--Cl--4--Br;
- 4--Br;
- 4--Cl;
- 2--F--4--Cl;
- 2--Cl--4--Cl;
- 2--CH.sub.3 --4--Cl--5--Cl;
- 2--CH.sub.3 --4--Br;
- 4--CF.sub.3 ;
- 2--F--4--Br;
- 2--Br--4--Cl;
- or 2--Br--4--Br;
- and any remaining positions on the phenyl ring are substituted by hydrogen;
- Y'.sub.6 is hydrogen or alkyl;
- Y'.sub.7, Y'.sub.8, Y'.sub.9 and Y'.sub.10 are each independently hydrogen, halogen or alkyl;
- and
- R'.sub.10 is R".sub.10 Y'.sub.41 in which R".sub.10 is hydrogen, a derivative salt or an unsubstituted or substituted lower alkyl and Y'.sub.41 is O.
14 more elements
Dependencies are inferred from the claim text.