3082. Diclofop-methyl

Nomenclature

CAS number: 51338-27-3
2-[4-(2,4-Dichlorophenoxy)phenoxy]propanoic acid methyl ester; methyl 2-[4-(2,4-dichlorophenoxy)phenoxy]propionate; HOE-23408; Hoelon (Bayer CropSci.); Hoegrass (Bayer CropSci.); Illoxan (Bayer CropSci.).
C16H14Cl2O4; mol wt 341.19.
C 56.32%, H 4.14%, Cl 20.78%, O 18.76%.

Description and references

Selective post-emergence herbicide. Prepn: W. Becker et al., DE 2223894; eidem, US 3954442 (1973, 1976 to Hoechst). Soil degradn: A. E. Smith, J. Agric. Food Chem. 25, 893 (1977); 27, 1145 (1979).

Chemical structure

Properties

mp 39-41°. bp0.1 175-177°. Soly in water: 0.3 mg/100 ml. Soly (g/100 ml): acetone 249; ethanol 11; xylene 253.

Use

Herbicide.