Title: Triflumuron
CAS Registry Number: 64628-44-0
CAS Name: 2-Chloro-
N-[[[4-(trifluoromethoxy)phenyl]amino]carbonyl]benzamide
Synonyms: N-(2-chlorobenzoyl)-
N¢-[4-(trifluoromethoxy)phenyl]urea; trifluron
Manufacturers' Codes: SIR-8514; BAY SIR 8514
Trademarks: Alsystin (Bayer); Baycidal (Bayer); Starycide (Bayer)
Molecular Formula: C15H10ClF3N2O3
Molecular Weight: 358.70
Percent Composition: C 50.23%, H 2.81%, Cl 9.88%, F 15.89%, N 7.81%, O 13.38%
Literature References: Arthropod insecticide which inhibits chitin biosynthesis: Prepn: W. Sirrenberg
et al., DE 2601780 corresp to
US 4139636 (1977, 1979 both to Bayer AG);
BE 867046 corresp to R. H. Rigterink,
US 4170657 (1978, 1979 both to Dow Chemical). Insecticidal activity: C. H. Schaefer
et al., J. Econ. Entomol. 71, 427 (1978); S. C. Chang,
ibid. 72, 479 (1979). Stability under field conditions: C. H. Schaefer, E. F. Dupras,
J. Agric. Food Chem. 27, 1031 (1979). Comprehensive description: G. Zoebelein
et al., Z. Angew. Entomol. 89, 289-297 (1980).
Properties: Crystals, mp 198° (Sirrenberg). Also reported as mp 188-190° (Rigterink). Slightly toxic to fish. Safe to bees. LD50 in rats, mice (mg/kg): >5000, >5000 i.p., s.c., orally (Zoebelein).
Melting point: mp 198° (Sirrenberg); mp 188-190° (Rigterink)
Toxicity data: LD50 in rats, mice (mg/kg): >5000, >5000 i.p., s.c., orally (Zoebelein)
Use: Insecticide (larvicide).