Title: Fosthietan
CAS Registry Number: 21548-32-3
CAS Name: 1,3-Dithietan-2-ylidenephosphoramidic acid diethyl ester
Additional Names: phosphonodithioimidocarbonic acid cyclic methylene P,P-diethyl ester; 2-(diethoxyphosphinylimino)-1,3-dithietane
Manufacturers' Codes: AC-64475; CL-64475
Trademarks: Nem-A-Tak
Molecular Formula: C6H12NO3PS2
Molecular Weight: 241.27
Percent Composition: C 29.87%, H 5.01%, N 5.81%, O 19.89%, P 12.84%, S 26.58%
Literature References: Prepn: R. W. Addor, ZA 6801064; idem, US 3470207 (1968, 1969 both to Am. Cyanamid); idem, J. Heterocycl. Chem. 7, 381 (1970). Activity: W. K. Whitney, J. L. Aston, Proc. Brit. Insectic. Fungic. Conf. 2, 625 (1975).
Properties: Pale yellow oil, mercaptan-like odor. nD25 1.5348; d25 1.3. Vapor press at 25°: 6.5 ´ 10-6 mm Hg. Soly in water at 25°: 50 g/kg. Sol in acetone, chloroform, methanol, toluene. LD50 in rats, mice (mg/kg): 5, 18 orally (Whitney, Aston).
Index of refraction: nD25 1.5348
Density: d25 1.3
Toxicity data: LD50 in rats, mice (mg/kg): 5, 18 orally (Whitney, Aston)
Use: Nematocide; insecticide.
Status: This monograph has been retired and is no longer subject to revision or update. |