Title: Quintozene
CAS Registry Number: 82-68-8
CAS Name: Pentachloronitrobenzene
Additional Names: PCNB; terrachlor; PKhNB
Trademarks: Botrilex (Bayer); Brassicol (Hoechst); Folosan (Uniroyal); Pentagen (Mitsui Toatsu); Terraclor (Uniroyal); Tilcarex (Bayer)
Molecular Formula: C6Cl5NO2
Molecular Weight: 295.33
Percent Composition: C 24.40%, Cl 60.02%, N 4.74%, O 10.83%
Literature References: Prepd by treating pentachlorobenzene with fuming nitric acid: Jungfleisch, Ann. Chim. [4] 15, 286 (1868); A. Roedig, K. Kiepert, Ann. 593, 71 (1955). Persistence of residues in foods: P. B. Baker, B. Flaherty, Analyst 97, 378 (1972); A. R. P. Paxton, D. Purser, Pestic. Sci. 13, 401 (1982); in soil: J. Beck, K. E. Hansen, ibid. 5, 41 (1974). Metabolism by sheep and goats: P. W. Aschbacher, V. J. Feil, J. Agric. Food Chem. 31, 1150 (1983). Toxicity data: J. K. Finnegan et al., Arch. Int. Pharmacodyn. Ther. 114, 38 (1958). Review: WHO Environmental Health Criteria 41, 1-38 (1984). Comparative review of the effects on soil organisms: E. R. Ingham, Crop Prot. 4, 3-32 (1985).
Properties: Fine needles from alcohol, platelets from carbon disulfide. d425 1.718. mp 144°. bp760 328° (some dec). Practically insol in water, cold alcohol. Freely sol in carbon disulfide, benzene, chloroform. LD50 in male, female rats (g/kg): 1.71 ±0.20, 1.65 ±0.17 by gavage (Finnegan).
Melting point: mp 144°
Boiling point: bp760 328° (some dec)
Density: d425 1.718
Toxicity data: LD50 in male, female rats (g/kg): 1.71 ±0.20, 1.65 ±0.17 by gavage (Finnegan)
Use: Fungicide for seed and soil treatment. |