Diphenyl ethers, their preparation and their use as herbicides

Details Diphenyl ethers, their preparation and their use as herbicides Diphenyl ethers, their preparation and their use as herbicides

1981-11-25

1984-01-17

Reamer, James H.

Chemistry: fertilizers

Processes and products

Forms or conditioning

71103, 71105, 71108, 71115, 71118, 560 9, 560 12, 560 13, 560 21, 560 27, 560 39, 562426, 562432, 562430, 562435, 562444, 260465E, C07C10104, A01N 3100

Patent

active

044262205

ABSTRACT:
Diphenyl ethers of the formula ##STR1## where Z.sup.1, Z.sup.2 and Z.sup.3 independently of one another are each hyrogen, halogen, nitro, cyano, carboxyl, alkyl of 1 to 4 carbon atoms, or haloalkyl, alkoxy, haloalkoxy, alkylmercapto, haloalkylmercapto, alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl or haloalkylsulfonyl where alkyl is in each case of 1 to 4 carbon atoms, Y is hydrogen, halogen, cyano or nitro and Q is --CO--NA--OR.sup.1, where A is hydrogen, alkyl of 1 to 4 carbon atoms, a metal ion or an unsubstituted or substituted ammonium ion and R.sup.1 is carboxyalkyl, alkoxycarbonylalkyl or carbamylalkyl of not more than 10 carbon atoms, herbicides which contain these diphenyl ethers as active ingredients, and methods of controlling undesirable plant growth using these active ingredients.

REFERENCES:
patent: 4134753 (1979-01-01), Horlein et al.
patent: 4263041 (1981-04-01), Grove
patent: 4339268 (1982-07-01), Theissen

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