Title: Sulprofos
CAS Registry Number: 35400-43-2
CAS Name: O-Ethyl O-[4-(methylthio)phenyl]phosphorodithioic acid S-propyl ester
Additional Names: O-ethyl O-[4-(methylmercapto)phenyl]-S-n-propylphosphorothionothiolate; O-ethyl O-[4-(methylthio)phenyl] S-propylphosphorodithioate
Manufacturers' Codes: BAY NTN 9306
Trademarks: Bolstar (Miles); Helothion (Bayer)
Molecular Formula: C12H19O2PS3
Molecular Weight: 322.45
Percent Composition: C 44.70%, H 5.94%, O 9.92%, P 9.61%, S 29.83%
Literature References: Prepn: S. Kishino et al., DE 2111414; eidem, US 3947529 (1971, 1976 both to Bayer). Metabolism: D. L. Bull, G. W. Ivie, J. Agric. Food Chem. 24, 143 (1976); G. W. Ivie et al., ibid. 147; D. L. Bull et al., ibid. 601. Photodegradation: G. W. Ivie, D. L. Bull, ibid. 1053.
Properties: Tan liquid, phosphorus odor, bp0.1 155-158°. d2020 1.20, nD20 1.5859. Low soly in water, sol in organic solvents. LD50 orally in rats: 227 mg/kg (Bull, Ivie).
Boiling point: bp0.1 155-158°
Index of refraction: nD20 1.5859
Density: d2020 1.20
Toxicity data: LD50 orally in rats: 227 mg/kg (Bull, Ivie)
CAUTION: Potential symptoms of overexposure are nausea, vomiting, abdominal cramps, diarrhea, salivation; headache, giddiness, vertigo, weakness; rhinorrhea, chest tightness; blurred vision, miosis; cardiac irregularities; muscle fasciculations; dyspnea. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 292.
Use: Insecticide. |