Heptenophos
Title: Heptenophos
CAS Registry Number: 23560-59-0
CAS Name: Phosphoric acid 7-chlorobicyclo[3.2.0]hepta-2,6-dien-6-yl dimethyl ester
Additional Names: 7-chlorobicyclo[3.2.0]hepta-2,6-dien-6-yl dimethylphosphate
Manufacturers' Codes: HOE-2982
Trademarks: Ragadan (Hoechst); Hostaquick (Hoechst)
Molecular Formula: C9H12ClO4P
Molecular Weight: 250.62
Percent Composition: C 43.13%, H 4.83%, Cl 14.15%, O 25.54%, P 12.36%
Literature References: Systemic and contact insecticide of short persistence. Prepn: B. Böhner, K. Rüfenacht, ZA 6706947; eidem, US 3600474 (1968, 1971 both to Geigy). Activity: R. T. Hewson, Proc. 8th Br. Insectic. Fungic. Conf. 2, 697 (1975); W. Bonin, ibid. 705.
Properties: Pale amber liquid, bp0.001 94-95°. d420 1.294. Vapor pressure at 20°: 7.5 ´ 10-4 mm Hg. Sol in xylene, acetone, methanol. LD50 orally in rats: 96-117 mg/kg (Hewson).
Boiling point: bp0.001 94-95°
Density: d420 1.294
Toxicity data: LD50 orally in rats: 96-117 mg/kg (Hewson)
Use: Insecticide.
Therap-Cat-Vet: Ectoparasiticide.

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