Cyfluthrin

Agent Name
Cyfluthrin
CAS Number
68359-37-5
Formula
C22-H18-Cl2-F-N-O3
Major Category
Pesticides
Cyfluthrin formula graphical representation
Synonyms
(R,S)-alpha-Cyano-4-fluoro-3-phenoxybenzyl-(1R,S)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; (RS)-alpha-Cyano-4-fluoro-3-phenoxybenzyl (1RS,3RS:1RS,3SR)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; (RS)-alpha-Cyano-4-fluoro-3-phenoxybenzyl (1RS,3RS; 1RS,3SR)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; 3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid cyano(4-fluoro-3-phenoxyphenyl)methyl ester; BAY FCR 1272; BAY-VI 1704; Bay-fcr 1272; Baythroid; Baythroid H; Cyano(4-fluoro-3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethyl-cyclopropanecarboxylate; Cyfluthine [ISO-French]; Cyfluthrine; Cyfoxylate; Eulan SP; FCR 1272; FCR 4545; Responsar; Solfac; Syfrutrin; Tempo 2; Cyclopropanecarboxylic acid, 2-(2,2-dichlorovinyl)-3,3-dimethyl-, ester with (4-fluoro-3-phenoxyphenyl)hydroxyacetonitrile; Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cyano(4-fluoro-3-phenoxyphenyl)methyl ester; alpha-Cyano-4-fluoro-3-phenoxybenzyl 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; [ChemIDplus] UN2811
Category
Pyrethrins/Pyrethroids
Description
Yellowish-brown liquid or colorless solid; [HSDB] Brown solid; [MSDSonline]
Sources/Uses
Used as an agricultural insecticide; [Merck Index] Used as a veterinary medication; [HSDB]
Comments
A skin, eye, and mucous membrane irritant; In human experiments, the threshold for upper respiratory tract irritation was 0.1 mg/m3; Common symptoms after overexposure in the workplace are stinging sensations of the skin and mucous membranes that begin 1-2 hours after contact and last for 1-2 days; Such symptoms are thought to be due to local action on sensitive nerves; [HSDB] Toxic by inhalation and ingestion; [eChemPortal: ESIS] A skin and eye irritant; [MSDSonline]
Biomedical References

Exposure Assessment

MAK
0.01 mg/m3, inhalable fraction
Vapor Pressure
1.5E-10 mm Hg
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Toxic solid, organic, n.o.s."

Adverse Effects

Neurotoxin
Other CNS neurotoxin
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Diseases, Processes, and Activities Linked to This Agent

Processes

Industrial Processes with risk of exposure: