FENOXAPROP-ETHYL

Base Information

• Chemical Name: FENOXAPROP-ETHYL
• CAS No.: 82110-72-3
• Molecular Formula: C₁₈H₁₆ClNO₅
• Molecular Weight: 361.782
• Mol file: 82110-72-3.mol

Synonyms:WHIP(R);OPTION(R);FURORE;FURORE(R);FENOXAPROP-ETHYL;EXCEL(R);EXCEL;ETHYL2-(4-(6-CHLORO-2-BENZOXALYLOXY)-PHENOXY)-PROPONATE

Chemical Property of FENOXAPROP-ETHYL

Chemical Property:

• Melting Point: 84-85oC
• Boiling Point: 200oC at 100 pa
• PSA: 70.79000
• LogP: 4.60390
• Storage Temp.: 0-6°C

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of FENOXAPROP-ETHYL

There total 13 articles about FENOXAPROP-ETHYL which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 91.71%

2,6-dichloro-1,3-benzoxazole (3621-82-7) + (R)-2-(4-hydroxyphenoxy)propionic acid ethyl ester (71301-98-9) → fenoxaprop-p-ethyl (66441-23-4,71283-80-2,113776-20-8,116573-18-3,82110-72-3)

Guidance literature:

(R)-2-(4-hydroxyphenoxy)propionic acid ethyl ester; With N-benzyl-N,N,N-triethylammonium chloride; sodium carbonate; In water; at 60 ℃; for 3h;

2,6-dichloro-1,3-benzoxazole; In acetone; at 70 - 75 ℃; for 3h;

Reference yield: 89.0%

4-(6-chlorobenzo[d]oxazol-2-yloxy)phenol (70217-01-5) + ethyl (S)-2-[[(4-methylphenyl)sulfonyl]oxy]propanoate (57057-80-4) → fenoxaprop-p-ethyl (66441-23-4,71283-80-2,113776-20-8,116573-18-3,82110-72-3)

Guidance literature:

With potassium carbonate; In cyclohexane; for 12h; Heating / reflux;

Reference yield: 89.0%

4-(6-chlorobenzo[d]oxazol-2-yloxy)phenol (70217-01-5) + (R)-ethyl O-bezenesulfonyl lactate (83261-05-6) → fenoxaprop-p-ethyl (66441-23-4,71283-80-2,113776-20-8,116573-18-3,82110-72-3)

Guidance literature:

With potassium carbonate; In cyclohexane; for 12h; Heating / reflux;

upstream raw materials:

2,6-dichloro-1,3-benzoxazole

(R)-2-(4-hydroxyphenoxy)propionic acid ethyl ester

4-(6-chlorobenzo[d]oxazol-2-yloxy)phenol

(R)-ethyl O-bezenesulfonyl lactate

Downstream raw materials:

fenoxaprop

6-chlorobenzo[d]oxazol-2(3H)-one

(R)-2-(4-hydroxyphenoxy)propionic acid ethyl ester

Refernces

• 1、 -. "Method for synthesizing herbicide fenoxaprop-P-ethyl (by machine translation)". Paragraph 0021-0040. . Retrieved 2020/10/14.
• 2、 Kalhor, Mehdi,Dadras, Akbar,Mobinikhaledi, Akbar,Tajik, Hassan. "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". experimental part. p. 833 - 836. Retrieved 2012/05/04.