Title: Propachlor
CAS Registry Number: 1918-16-7
CAS Name: 2-Chloro-N-(1-methylethyl)-N-phenylacetamide
Additional Names: 2-chloro-N-isopropylacetanilide; N-isopropyl-a-chloroacetanilide
Manufacturers' Codes: CP-31393
Trademarks: Ramrod (Monsanto)
Molecular Formula: C11H14ClNO
Molecular Weight: 211.69
Percent Composition: C 62.41%, H 6.67%, Cl 16.75%, N 6.62%, O 7.56%
Literature References: Selective pre-emergence herbicide. Prepn: P. C. Hamm, A. J. Speziale, US 2863752 (1958 to Monsanto). Activity studies: Duke, Diss. Abstr. B 28, 1315 (1967); Jaworski, J. Agric. Food Chem. 17, 165 (1969); Lamoureaux et al., ibid. 19, 346 (1971); Dhillon, Anderson, Weed Res. 12, 182 (1972). Metabolism: J. E. Bakke et al., Science 210, 433 (1980). Toxicity data: E. E. Kenaga, Down Earth 35, 25 (1979).
Properties: Light tan solid, mp 67-76°. Vapor pressure at 110°: 0.03 mm Hg. Soly in water at 20°: 700 mg/l. Sol in common organic solvents except aliphatic hydrocarbons. LD50 orally in rats: 710 mg/kg (Kenaga).
Melting point: mp 67-76°
Toxicity data: LD50 orally in rats: 710 mg/kg (Kenaga)
Use: Herbicide. |