66441-23-4

Usage

Uses

Used in Agricultural Industry:
FENOXAPROP-P-ETHYL is used as a postemergence herbicide for the control of annual and perennial grass weeds in various crops. This includes beans, beets, cotton, groundnuts, potatoes, and other vegetables. It is a selective herbicide, meaning it targets specific weeds without causing significant harm to the desired crop. However, it is important to note that FENOXAPROP-P-ETHYL is not approved for use in EU countries and is not registered for use in the U.S. There are currently 17 global suppliers for this herbicide.
Additionally, FENOXAPROP-P-ETHYL is used as a pesticide in the agricultural industry, helping to protect crops from pests and ensuring a higher yield.

Trade name

ACCLAIM?[C]; DEPON?; EXCEL?; FENOXYPROP?; FURORE?; HOE 033171?; HOE-A 25-01?; OPTION? Fenoxaprop-ethyl; PUMA?; WHIP?

Potential Exposure

A chlorophenoxy/aryloxyphenoxypropionate herbicide used to control annual and perennial grassy weeds in potatoes, soy beans, beans, beets, vegetables, flax, ground nuts, rape, and cotton. Incompatibilities: Decomposed by acids and alkalis. May react with strong oxidizers such as chlorates, peroxides, nitrates, etc

Environmental Fate

Soil. Hydrolyzes rapidly in soil forming fenoxaprop acid, ethyl alcohol, 6-chloro-2,3dihydrobenzoxazole-2-one and 4-(6-chloro-2-benzoxazolyloxy) phenol (Wink and Luley, 1988; Humburg et al., 1989). Under aerobic and anaerobic conditions, the half-life was less than 24 hours (Humburg et al., 1989).Plant. The major degradation product identified in crabgrass, oats and wheat was 6chloro-2,3-dihydrobenzoxazol (Lefsrud and Hall, 1989).Photolytic. Susceptible to degradation by UV light (Humburg et al., 1989).

Shipping

UN3077 Environmentally hazardous substances, solid, n.o.s., Hazard class: 9; Labels: 9-Miscellaneous hazardous material, Technical Name Required.

InChI:InChI=1/C18H16ClNO5/c1-3-22-17(21)11(2)23-13-5-7-14(8-6-13)24-18-20-15-9-4-12(19)10-16(15)25-18/h4-11H,3H2,1-2H3/t11-/m1/s1

Upstream product

• 3621-82-7 2,6-dichloro-1,3-benzoxazole 
• 71301-98-9 (R)-2-(4-hydroxyphenoxy)propionic acid ethyl ester 
• 70217-01-5 4-(6-chlorobenzo[d]oxazol-2-yloxy)phenol 
• 63696-99-1 (S)-ethyl 2-(methylsulfonyloxy)propanoate 
• 28443-50-7 2-amino-5-chlorophenol 
• 7699-00-5 (R)-Ethyl lactate 
• 64-17-5 ethanol 
• 94050-90-5 (R)-2-(4-hydroxyphenoxy)propionic acid 
• 57057-80-4 ethyl (S)-2-[[(4-methylphenyl)sulfonyl]oxy]propanoate 
• 83261-05-6 (R)-ethyl O-bezenesulfonyl lactate 

Downstream Products

• 71301-98-9 (R)-2-(4-hydroxyphenoxy)propionic acid ethyl ester 
• 19932-84-4 6-chlorobenzo[d]oxazol-2(3H)-one 
• 256412-89-2 (2R)-2-[4-[(6-chloro-1,3-benzoxazol-2-yl)oxy]phenoxy]-N-(2-fluorophenyl)-N-methylpropanamide 
• 73519-55-8 fenoxaprop 
• 70217-01-5 4-(6-chlorobenzo[d]oxazol-2-yloxy)phenol 
• 66441-21-2 ethyl 2-{4-[(2-benzoxazolyl)oxy]phenoxy}propanoate 
• 59-49-4 2-Benzoxazolinone 
• 78213-03-3 6-hydroxybenzo[d]oxazol-2(3H)-one 
• 1051401-34-3 4-[(6-hydroxy-2-benzoxazolyl)oxy]phenol 
• 1051401-33-2 ethyl 2-{4-[(6-hydroxy-2-benzoxazolyl)oxy]phenoxy}propanoate 
• 123-31-9 hydroquinone 

Relevant academic research and scientific papers

High-efficiency low-pollution fenoxaprop-p-ethyl production process

The invention discloses a high-efficiency and low-pollution production process of fenoxaprop-p-ethyl. The production process comprises the following specific steps: (1) preparing fenoxaprop-p-ethyl; S1, preparing sulfydryl-6-chlorobenzoxazole; S2, preparing 2,6-dichlorobenzoxazole; and S3, synthesizing the fenoxaprop-p-ethyl. According to the fenoxaprop-p-ethyl, fenoxaprop-p-ethyl is finally synthesized through preparation of sulfydryl-6-chlorobenzoxazole and preparation of 2,6-dichlorobenzoxazole, the technology is simple, operation is convenient, efficiency is high, the speed is high, the production cost is saved, the income is increased, and filter residues generated in the production process can be safely treated through the technology; the waste gas enters a waste gas treatment facility for treatment and is discharged after reaching the standard; and the wastewater is desalted, removed salt is washed and dried by methanol to serve as a byproduct, and evaporated condensate water enters a factory sewage treatment station to be treated, so that the aim of protecting the environment is fulfilled, and the functions of high efficiency and low pollution are achieved.

Method for synthesizing herbicide fenoxaprop-P-ethyl (by machine translation)

An R - (+) 20 - 25 °C (2-hydroxyphenoxy) propionate, an inorganic base, a catalyst and water are added dropwise to obtain a mixed solution; 6 -2 -dichlorobenzoxazole acetone solution is added dropwise to the mixture and stirred at a temperature 4 - to 2 obtain a mixed solution; and the reaction liquid is allowed to stand 70 - 75 °C, dedry and dedry 6 - after being added dropwise to obtain a fenoxaprop-P-ethyl product obtained by mixing 60 - 65 °C-dichlorobenzene and 70 - 75 °C an organic phase 70 - 75 °C. The content of the effective optical isomer in the fenoxaprop-P-ethyl product is 99.9% or more. The acetone is distilled off under normal pressure in the reaction process, and the distilled acetone aqueous solution adopts a membrane separation technology to realize high-purity recovery. (by machine translation)

NOXIOUS ARTHROPOD CONTROL AGENT CONTAINING AMIDE COMPOUND

An object of the present invention is to provide a compound having the controlling activity on a noxious arthropod, and a noxious arthropod controlling agent containing an amide compound of formula (I): wherein X represents a nitrogen atom or a CH group, p represents 0 or 1, A represents a tetrahydrofuranyl group or the like, R1, R2, R3, R4, R5, R6 and R7 represent a hydrogen atom or the like, n represents 1 or 2, Y represents an oxygen atom or the like, m represents any integer of 0 to 7, and Q represents a C1-8 chain hydrocarbon group optionally having a phenyl group or the like, has the excellent noxious arthropod controlling effect.

A new method for one-pot synthesis of aryloxyphenoxypropionate herbicides using 2,4,6-trichloro-1,3,5-triazine and (n-BU)4NI as a homogeneous catalyst

The one-pot reaction of halo-heterocycle, (R)-4-hydroxyphenoxy propionic acid and an alcohol, amine or sulfonamide is described as an efficient method for the synthesis of aryloxyphenoxy propionate hrerbicides by using 2,4,6-trichloro-1,3,5-triazine in the presence of (n-BU) 4NI, as a homogeneous catalyst under mild conditions. The present procedure offers several advantages, such as good yields, short reaction times and easy workup.

PROCESS FOR PREPARING (R)-ARYLOXYPROPIONIC ACID ESTER DERIVATIVES

The present invention relates to a method for preparing optically active (R)-aryloxypropionic acid ester derivatives, and more particularly to a method for preparing (R)- aryloxypropionic acid ester derivatives with high optical purity and good yield at low cost from phenol derivatives with various substituted functional groups and (S)-alkyl O-arylsulfonyl lactates.

Oil suspension concentrates based on a cyclohexenone oxime ether lithium salt and the use thereof as plant protection agents

The present invention relates to oil suspension concentrates based on 2-{1-[2-(4-chlorophenoxy)propoxyimino]butyl}-3-hydroxy-5-(tetrahydrothiopyran-3-yl)cyclohex-2-enone lithium salt and certain formulation auxiliaries and to the use of the oil suspension concentrates as crop protection compositions and in particular as rice herbicides. Preferred formulation auxiliaries are mono- and/or dicarboxylic esters, for example fluid fatty acid esters, anionic surfactants of the sulfonate type, for example alkyl- and alkylarylsulfonates and also sulfosuccinates, and nonionic surfactants of the type of the nonethoxylated or ethoxylated carboxylic acids and esters of mono- or polyfunctional alcohols, for example ethoxylated fatty acids and polyoxyethylene sorbitan fatty acid esters. The oil suspension concentrates described herein are storage-stable and have excellent use properties.

Synergistic herbicidal mixtures

PCT No. PCT/EP96/04935 Sec. 371 Date May 1, 1998 Sec. 102(e) Date May 1, 1998 PCT Filed Nov. 12, 1996 PCT Pub. No. WO97/17852 PCT Pub. Date May 22, 1997A synergistically active herbicidal composition which comprises, as active components, a mixture of 1-(3-chloro-4,5,6,7-tetrahydropyrazolo-[1,5-a]-pyridin-2-yl)-5-(methylpropargylamino)-4-pyrazolylcarbonitrile [Component (A)] and a herbicide selected from the group consisting of bentazone, molinate, daimuron, thiobencarb, butachlor, pretilachlor, dimepiperate, fenoxaprop-ethyl, clomeprop, cinmethylin, bromobutide, quinclorac, mefenacet, pyrazosulfuron-ethyl, esprocarb, cinosulfuron, thenylchlor, cumyluron, MK 243, naproanilide, anilofos, benfuresate, bifenox, CH-900, MCPA, nitrofen, oxadiazon, pendimethalin, simetryn, sulcotrione (ICIA0051), trifluralin, piperophos, pyributicarb, ethoxysulfuron, bensulfuronmethyl, pyrazolate, pyrazoxyfen, benzofenap, cyclosulfamuron, cyhalofop-butyl, NBA-061, azimsulfuron, propanil or imazosulfuron [Component (B)] and which are suitable for controlling undesirable plants in rice cultivation.

Halopyridyl triazolinone herbicides and herbicidal use thereof

Disclosed are herbicidal halopyridyl triazolinones, herbicidal compositions comprising the halopyridyl triazolinones, and herbicidal use of the compounds and compositions. Such compounds and compositions are useful as both preemergence and postemergence herbicides in a variety of crops.

Herbicidal esters of D-1-(phenoxy-4-phenoxy)propionic acid

Optically active enantiomers of the formula I STR1 where R is a group of the formulae STR2 R1 and R2, among others, are halogen or CF3 and Z is a carboxyl, carboxylate, carboxylic acid ester, thioester, carbonamide, carboxylic acid anilide, carbohydrazide or thioamide group, are interesting herbicides the effect of which is considerably superior to that of the optically inactive racemates.