Resmethrin

Agent Name
Resmethrin
CAS Number
10453-86-8
Formula
C22-H26-O3
Major Category
Pesticides
Resmethrin formula graphical representation
Synonyms
(5-(Phenylmethyl)-3-furanyl)methyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate (9CI); (5-Benzyl-3-furyl) methyl-2,2-dimethyl-3-(2-methylpropenyl)-cyclopropanecarboxylate; (5-Benzyl-3-furyl)methyl 2,2-dimethyl-3-(2-methylpropenyl)cyclopropanecarboxylate; (5-Phenylmethyl-3-furan)methyl-2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropane carboxylate; 5-Benzyl-3-furylmethyl (+-)-cis-trans-chrysanthemate; 5-Benzyl-3-furylmethyl (1RS)-cis,trans-chrysanthemate; 5-Benzyl-3-furylmethyl (1RS)-cis-trans-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate; 5-Benzyl-3-furylmethyl (1RS,3RS;1RS,3SR)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate; 5-Benzyl-3-furylmethyl(+-)-cis,trans-chrysanthemate; 5-Benzylfurfuryl chrysanthemate; ARI-B; Benzofuroline; Benzyfuroline; Chryson; Chrysron; Crossfire; Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, (5-(phenylmethyl)-3-furanyl)methyl ester; Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, (4-(2-benzyl)furyl) methyl ester; Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, (5-benzyl-3-furyl)methyl ester; ENT 27474; Enforcer; FMC 17370; For-syn; Isathrine; NIA 17370; NRDC 104; OMS-1206; Penick 1382; Penncapthrin; Premgard; Pynosect; Pyresthrin; Resmethrin [ANSI]; Resmethrine [ISO-French]; Resmetrina [Portuguese]; S.B. Penick 1382; SB Pennick 1382; SBP-1382; Synthrin; [ChemIDplus] UN3349
Category
Pyrethrins/Pyrethroids
Description
Colorless solid; [ICSC] Colorless or off-white to tan solid; [HSDB]
Sources/Uses
Used as insecticide for control of household and public health pests (including aerial application for mosquitoes) in residential, commercial, and industrial areas, animal dwellings, food handling/ storage facilities, and greenhouses; Also used for domestic and farm animals (in sprays and shampoos) and fabric protection; [HSDB]
Comments
A synthetic pyrethroid; [Merck Index] A skin and eye irritant; [ICSC] May cause eye irritation and skin rash; [HSDB] Effects in high-dose animal studies include convulsions; [RTECS] "All risk concerns for occupational handlers that mix, load, and/or apply resmethrin can be mitigated with personal protective equipment (PPE)." [EPA REDs] See "Pyrethrum."
Restricted
Use restricted to certified applicators; Not registered in the US for agricultural applications; [HSDB]
Reference Link #1
Biomedical References

Exposure Assessment

Vapor Pressure
1.13E-08 mm Hg
Lethal Concentration
LC50 (rat) > 9,490 mg/m3/4h
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Pyrethroid pesticide, solid, toxic."

Adverse Effects

Neurotoxin
Other CNS neurotoxin

Diseases, Processes, and Activities Linked to This Agent

Processes

Industrial Processes with risk of exposure: