Title: Pyriproxyfen
CAS Registry Number: 95737-68-1
CAS Name: 2-[1-Methyl-2-(4-phenoxyphenoxy)ethoxy]pyridine
Synonyms: 4-phenoxyphenyl
(RS)-2-(2-pyridyloxy)propyl ether
Manufacturers' Codes: S-9318; S-31183
Trademarks: Sumilarv (Sumitomo)
Molecular Formula: C20H19NO3
Molecular Weight: 321.37
Percent Composition: C 74.75%, H 5.96%, N 4.36%, O 14.94%
Literature References: Juvenile hormone mimic. Prepn: S. Nishida
et al., GB 2140010;
eidem, US 4751225 (1984, 1988 both to Sumitomo). Ovicidal activity: K. R. S. Ascher, M. Eliyahu,
Phytoparasitica 16, 15 (1988). Environmental persistence study: C. H. Schaefer
et al., Ecotoxicol. Environ. Saf. 21, 207 (1991). Field trial to control tsetse flies: J. W. Hargrove, P. A. Langley,
Bull. Entomol. Res. 83, 361 (1993).
Properties: Pale yellow liquid.
nD20.5 1.5823. Solidifies upon standing to give crystals, mp 49.7°.
Melting point: mp 49.7°
Index of refraction: nD20.5 1.5823
Use: Insecticide.
Therap-Cat-Vet: Ectoparasiticide.