Title:
FLUOROPHENOXYPHENOXYPROPIONATES
Document Type and Number:
Japanese Patent JPH03246254
Kind Code:
A
Abstract:
NEW MATERIAL: A compound of formula I (X is Cl, CF3, I, Br, CF2Cl or CF2H) or its salt, racemic mixture of amides or esters, or at least partially resolved enantiomers.
EXAMPLE: 2-[4-(4-Bromo-2-fluorophenoxy)phenoxy]propionic acid.
USE: Herbicides.
PROCESS: For example, 3,4-difluorobenzotrifluoride of formula III obtained starting with 4-chloro-3-nitrobenzotrifluoride of formula II is reacted with methyl 2-(4-hydroxyphenoxy)-propionate of formula IV in DMSO in the presence of potassium carbonate to give the exemplified compound.
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Inventors:
RICHIYAADO BII ROJIYAASU
BII KURIFUOODO GAAUITSUKU ZA S
BII KURIFUOODO GAAUITSUKU ZA S
Application Number:
JP26615190A
Publication Date:
November 01, 1991
Filing Date:
October 03, 1990
Export Citation:
Assignee:
DOW CHEMICAL CO
International Classes:
C07D295/12; A01N37/06; A01N37/18; A01N39/00; A01N39/02; A01N39/04; A01N41/06; A01N43/24; A01N43/28; A01N43/40; A01N43/713; A01N43/72; A01N47/40; A01N47/44; A01P13/00; C07C17/093; C07C41/00; C07C43/257; C07C43/29; C07C43/295; C07C45/00; C07C45/41; C07C47/198; C07C47/277; C07C49/255; C07C51/00; C07C53/42; C07C59/125; C07C59/68; C07C67/00; C07C67/30; C07C67/31; C07C69/712; C07C205/12; C07C205/38; C07C209/00; C07C211/52; C07C213/00; C07C217/90; C07C231/00; C07C231/02; C07C235/06; C07C235/20; C07C241/00; C07C243/28; C07C245/20; C07C253/00; C07C255/13; C07C255/15; C07C279/22; C07C301/00; C07C311/51; C07C325/00; C07C327/06; C07C327/22; C07D213/42; C07D257/04; C07D295/195; C07D317/20; (IPC1-7): A01N39/02; C07C59/68; C07C69/712; C07C235/06; C07C327/22; C07D213/42; C07D257/04; C07D295/12; C07D317/20
Attorney, Agent or Firm:
Heiyoshi Odashima