Title:
TRIFLUOROMETHYLPYRIDYL(OXY)PHENOXY-PROPIONE COMPOUND
Document Type and Number:
Japanese Patent JPS5962568
Kind Code:
A
Abstract:
A process for preparing trifluoromethylpyridyl(oxy/thio) phenoxy propionic compounds especially active as herbicides for the control of grassy or graminaceous weeds, corresponding to the formula I weherein T is oxygen or sulfur; X is Cl, Br or CF3; Y is H, Cl, Br or CF3, provided at least one of X and Y is CF3; Z is -C-OR, -CNR1R2, -C-O(-)M(+), -CN, -CH2OR3, -CH2OCR4 or -CSR5; M is (+)NHR1R1R1, Na, K, Mg or Ca; R is H, C1-8 alkyl, benzyl, chlorobenzyl, or C3-6 alkoxyalkyl; R1 is H, C1-4 alkyl, or C2-3 hydroxyalkyl; R2 is H1 or -OCH3; R3 is H or C1-4 alkyl; R4 is C1-7 alkyl; and R5 is C1-4 alkyl, as disclosed in the published European Patent Application No. 0 000 483, comprising the using as an intermediate of a trifluoromethylpyridyl(oxy/thio)phenol compound corresponding to the formula II wherein T is oxygen or sulfur; and Y is H or Cl, and M is H or a cation of a caustic solution.
Inventors:
HAWAADO JIYONSUTON
RIRIAN HAITSU TOROKUSERU
RIRIAN HAITSU TOROKUSERU
Application Number:
JP12929683A
Publication Date:
April 10, 1984
Filing Date:
July 15, 1983
Export Citation:
Assignee:
DOW CHEMICAL CO
International Classes:
A01N43/40; C07D213/60; C07D213/61; C07D213/64; C07D213/643; C07D213/70; C07D233/64; (IPC1-7): A01N43/40; C07D213/61; C07D213/64; C07D213/70
Attorney, Agent or Firm:
Heikichi Odashima