Agent Name

Resmethrin

CAS Number

10453-86-8

Formula

C22-H26-O3

Major Category

Pesticides

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

EPA REDs: Resmethrin - 2006

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

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

Chemical Information

Search ChemIDplus

Biomedical References

Search PubMed

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: