Title: Acifluorfen
CAS Registry Number: 50594-66-6
CAS Name: 5-[2-Chloro-4-(trifluoromethyl)phenoxy]-2-nitrobenzoic acid
Molecular Formula: C14H7ClF3NO5
Molecular Weight: 361.66
Percent Composition: C 46.49%, H 1.95%, Cl 9.80%, F 15.76%, N 3.87%, O 22.12%
Literature References: Selective pre- and post-emergence herbicide. Prepn: H. O. Bayer
et al., DE 2311638;
eidem, US 3928416,
US 4063929 (1973, 1975, 1977 all to Rohm & Haas). Synthesis, activity and toxicity: W. O. Johnson
et al., J. Agric. Food Chem. 26, 285 (1978). Carcinogenicity studies: J. A. Quest
et al., Regul. Toxicol. Pharmacol. 10, 149 (1989).
Properties: Off-white solid, mp 151.5-157°.
Melting point: mp 151.5-157°
Derivative Type: Sodium salt
Synonyms: Scifluorfen
Manufacturers' Codes: RH-6201
Trademarks: Blazer (BASF)
Molecular Formula: C14H6ClF3NNaO5
Molecular Weight: 383.64
Percent Composition: C 43.83%, H 1.58%, Cl 9.24%, F 14.86%, N 3.65%, Na 5.99%, O 20.85%
Properties: White powder, mp 124-125°. Soly in water >25%. LD50 orally in rats: 1300 mg/kg (Johnson).
Melting point: mp 124-125°
Toxicity data: LD50 orally in rats: 1300 mg/kg (Johnson)
CAUTION: Skin and eye irritant. Do not incorporate in soil. Do not mix with oils, surfactants, liquid fertilizers or other pesticides.
Use: Herbicide.