2760. Cyhexatin

Nomenclature

CAS number: 13121-70-5
Tricyclohexylhydroxystannane; TCTH; tricyclohexylstannol; tricyclohexyltin hydroxide; ENT-27395; Dowco 213 (Dow); Plictran (Dow).
C18H34OSn; mol wt 385.17.
C 56.13%, H 8.90%, O 4.15%, Sn 30.82%.

Description and references

Prepn: E. E. Kenaga, US 3264177 (1966 to Dow). Activity studies: W. E. Allison et al., J. Econ. Entomol. 61, 1254 (1968); L. R. Jeppson et al., ibid. 1502. Biochemical mode of action: S. Ahmad, C. O. Knowles, Comp. Gen. Pharmacol. 3, 125 (1972). Biodegradation: E. H. Blair, Environ. Qual. Saf. Suppl. 3, 406 (1975). Toxicity data: T. B. Gaines, R. E. Linder, Fundam. Appl. Toxicol. 7, 299 (1986). Acute toxicity studies in livestock: J. H. Johnson et al., Toxicol. Appl. Pharmacol. 31, 66 (1975).

Chemical structure

Properties

Whitish crystalline powder, mp 195-198°. Insol in water. Slightly sol in most organic solvents. Degraded when exposed in thin layers to uv light. LD50 in adult male, female rats (mg/kg): 779, 826 orally (Gaines, Linder).

Caution

Potential symptoms of overexposure are irritation of eyes, skin, respiratory system; headache, vertigo; sore throat, cough; abdominal pain, vomiting; skin burns, pruritis. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 86.

Use

Acaricide.