Title:  Hexaconazole 
CAS Registry Number:  79983-71-4 
CAS Name:  a-Butyl-a-(2,4-dichlorophenyl)-1H-1,2,4-triazole-1-ethanol 
Additional Names:  (RS)-2-(2,4-dichlorophenyl)-1-(1H-1,2,4-triazol-1-yl)hexan-2-ol 
Manufacturers' Codes:  PP-523;  ICIA-0523 
Trademarks:  Anvil (Syngenta);  Planete (Zeneca) 
Molecular Formula:  C14H17Cl2N3O 
Molecular Weight:  314.21 
Percent Composition:  C 53.52%, H 5.45%, Cl 22.57%, N 13.37%, O 5.09% 
Literature References:  Ergosterol biosynthesis inhibitor.  Prepn:  H. K. Spencer, BE 886128 (1981 to Sandoz); and resolution of isomers:  P. A. Worthington, Pestic. Sci. 31, 457 (1991).  Properties and fungicidal activity in vines and food crops:  M. C. Shephard et al., Proc. Br. Crop Prot. Conf. - Pests Dis. 1986, 19.  Review of analytical methods:  K. J. Harradine et al. in Comprehensive Analytical Profiles of Important Pesticides, J. Sherma, T. Cairns, Eds. (CRC Press, Boca Raton, 1993) pp 43-57. 
Properties:  White crystalline solid, mp 111°.  d25 1.29.  Log P (octanol/water): -3.9 at 20°.  Vapor pressure (20°):  2 ´ 10-8 kPa.  Soly at 20° (g/l):  water 0.017; methanol 246; acetone 164; toluene 59; hexane 0.8.  LD50 orally in mallard ducks, male rats, female rats:  >4000, 2189, 6071 mg/kg; dermally in rats:  >2000 mg/kg.  LC50 (96 hour) in rainbow trout:  >6.7 mg/l (Shephard). 
Melting point:  mp 111° 
Log P:  Log P (octanol/water): -3.9 at 20° 
Density:  d25 1.29 
Toxicity data:  LD50 orally in mallard ducks, male rats, female rats:  >4000, 2189, 6071 mg/kg; dermally in rats:  >2000 mg/kg; LC50 (96 hour) in rainbow trout:  >6.7 mg/l (Shephard) 
Use:  Agricultural fungicide.   |