Bromopropylate
Title: Bromopropylate
CAS Registry Number: 18181-80-1
CAS Name: 4-Bromo-a-(4-bromophenyl)-a-hydroxybenzeneacetic acid 1-methyl ethyl ester
Additional Names: 4,4¢-dibromobenzilic acid isopropyl ester; isopropyl 4,4¢-dibromobenzilate; phenisobromolate
Manufacturers' Codes: ENT-27552; GS-19851
Trademarks: Acarol (Syngenta); Folbex VA (Syngenta); Neoron (Syngenta)
Molecular Formula: C17H16Br2O3
Molecular Weight: 428.12
Percent Composition: C 47.69%, H 3.77%, Br 37.33%, O 11.21%
Literature References: Contact acaricide with residual activity. Prepn: FR 1504969; K. Gubler, US 3639446 (1967, 1972 to Geigy). Toxicity data: E. E. Kenaga, W. E. Allison, Bull. Entomol. Soc. Am. 15, 85 (1969). Persistence in soil: W. B. Wheeler et al., J. Environ. Qual. 2, 115 (1973). Control of bee mites: A. Rojahn, Dtsch. Tieraerztl. Wochenschr. 92, 103 (1985). GC determn in honey: L. Torreti, A. Simonella, J. High Resolut. Chromatogr. 13, 142 (1990).
Properties: Cryst solid, mp 77°. Vapor pressure at 20°: 5.1 ´ 10-8 mm Hg. Soly in water at 20°: <5 mg/l. Readily sol in most organic solvents. LD50 orally in rats: 5000 mg/kg (Kenaga, Allison).
Melting point: mp 77°
Toxicity data: LD50 orally in rats: 5000 mg/kg (Kenaga, Allison)
Use: Acaricide.

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