Patent number: 4236912
Abstract: Novel 2-quinolinyloxyphenoxy and 2-quinolinylthiophenoxy alkanoic acids, amides, salts, and esters thereof, and nitriles derived therefrom and 2-quinolinyloxy- and thio-phenoxy propanols and esters and ethers thereof having the following formula ##STR1## wherein: X and X' are independently F, Cl, Br, I, --CF.sub.3, CH.sub.3 O--, --NO.sub.2, or --N(R').sub.2, with the proviso that both cannot be --CF.sub.3, CH.sub.3 O--, --NO.sub.2, or --NR'.sub.2,n is 0, 1, or 2 and n' is 0 or 1,Y is O or S,Z is --CO.sub.2 H, --CO.sub.2 M, --CO.sub.2 R, --COSR, --CONR'.sub.2, --CSNH.sub.2, --CN, --CH.sub.2 OR' or --CH.sub.2 O.sub.2 CR',M is Na, K, Mg, Ca or --N(R").sub.4,R" is H, C.sub.1 -C.sub.4 alkyl or C.sub.2 -C.sub.3 hydroxyalkyl, each R' is independently H or C.sub.1 -C.sub.4 alkyl and R is C.sub.1 -C.sub.8 alkyl or C.sub.3 -C.sub.6 alkoxyalkyl, are useful as herbicidal agents.
Type:
Grant
Filed:
March 5, 1979
Date of Patent:
December 2, 1980
Assignee:
The Dow Chemical Company
Inventors:
Howard Johnston, Lillian H. Troxell, Jon S. Claus