Nomenclature
CAS number: 101-05-3
4,6-Dichloro-
N-(2-chlorophenyl)-1,3,5-triazin-2-amine; 2,4-dichloro-6-(
o-chloroanilino)-
s-triazine; (
o-chloroanilino)dichlorotriazine; Dyrene (Bayer).
C
9H
5Cl
3N
4; mol wt 275.52.
C 39.23%, H 1.83%, Cl 38.60%, N 20.33%.
Description and references
Prepn: C. N. Wolf, US 2720480 (1955 to Ethyl Corp.); E. G. Hill, E. Clinton, US 2820032 (1958); K. H. Rattenburg et al., US 3074946 (1963 to Chemagro).
Toxicity study: S. D. Cohen, S. D. Murphy, J. Agric. Food Chem. 21, 140 (1973).
Properties
White to tan crystals, mp 159-160°. Insol in water. Soly at 30° (g/100
ml): toluene, 5; xylene, 4; acetone, 10. Subject to hydrolysis;
not compatible with oils and alkaline materials. LD50 orally in rats: >5000 mg/kg, Mobay Technical
Information Sheet, Jan. 1979.Use
Fungicide.