Malathion

CASRN 121-75-5 | DTXSID4020791

IRIS Summary (PDF) (8 pp, 93 K)
Status: EPA announced in a 2004 Federal Register Notice that chemicals used as pesticides would not be re-assessed by the IRIS Program. This entry in the IRIS database is preserved at the request of EPA program and regional offices. Additional toxicological information may be found under "Other EPA Information."

On this page:

IRIS Toxicity
Values
Other EPA
Information

Noncancer Assessment

Reference Dose for Oral Exposure (RfD) (PDF) (8 pp, 93 K) Last Updated: 09/30/1987

System	RfD (mg/kg-day)	Basis	PoD	Composite UF	Confidence
Nervous	2 x 10 ^-2	RBC ChE depression	NOEL : 2.3 x 10^-1 mg/kg-day	10	Medium

Reference Concentration for Inhalation Exposure (RfC) (PDF) (8 pp, 93 K)

Not assessed under the IRIS Program.

Cancer Assessment

Weight of Evidence for Cancer (PDF) (8 pp, 93 K)
Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Oral Exposure (PDF) (8 pp, 93 K)

Not assessed under the IRIS Program.

Quantitative Estimate of Carcinogenic Risk from Inhalation Exposure (PDF) (8 pp, 93 K)

Not assessed under the IRIS Program.

Other EPA Information

Additional EPA toxicity information may be available by visiting the following sites:

Human Health Benchmarks for Pesticides (HHBP). This database provides human health benchmarks for pesticides that may be present in drinking water.
Office of Pesticide Programs Pesticide Chemical Search. This database provides links to health effects information and registration status for pesticides.
Chemistry Dashboard. This database provides information on chemical structures, experimental and predicted physicochemical, and toxicity data.

Synonyms

American cyanamid 4,409
Cabofos
Calmathion
Carbethoxy malathion
Carbetox
Carbophos
Chemathion
Cythion
Detmol ma 96%
Dicarboethoxyethyl o,o-dimethyl phosphorodithioate
Diethyl mercaptosuccinate, o,o-dimethyl dithiophosphate, s-ester
Diethyl mercaptosuccinate, o,o-dimethyl phosphorodithioate
Diethyl mercaptosuccinate, o,o-dimethyl thiophosphate
Dithiophosphate de o,o-dimethyle et de s-(1,2-dicarboethoxyethyle)
ENT 17,034
Emmatos extra
Ethiolacar
Formal
Fosfothion
Fosfotion
Fyfanon
Karbofos
Kop-thion
Kypfos
Malacide
Malagran
Malakill
Malamar
Malamar 50
Malaphele
Malaphos
Malaspray
Malathion
Malathon
Malation
Malatol
Malatox
Maldison
Malmed
Malphos
Maltox
Mercaptothion
Mercaptotion
Mlt
NCL-C00215
Oleophosphothion
Phosphothion
SF 60
Sadofos
Sadophos
Siptox 1
Sumitox
Vegfru
Zithiol
o,o-Dimethyl s-(1,2-bis(ethoxycarbonyl)ethyl)dithiophosphate
o,o-Dimethyl s-(1,2-dicarbethoxyethyl)phosphorodithioate
o,o-Dimethyl s-(1,2-dicarbethoxyethyl)thiothionphosphate
o,o-Dimethyl s-1,2-di(ethoxycarbamyl)ethyl phosphorodithioate
o,o-Dimethyl-s-(1,2-dicarbethoxyethyl) dithiophosphate
o,o-Dimethyl-s-1,2-dikarbetoxylethylditiofosfat
o,o-Dimethyldithiophosphate diethylmercaptosuccinate
s(1,2-bis(etossi-carbonil)-etil)-o,o-dimetil-ditiofosfato
s-(1,2-bis(Aethoxy-carbonyl)-aethyl)-o,o-dimethyldithiophasphat
s-(1,2-bis(Ethoxy-carbonyl)-ethyl)-o,o-dimethyldithiofosfaat
s-(1,2-bis(Ethoxycarbonyl)ethyl o,o-dimethyl phosphorodithioate
s-(1,2-di(Ethoxycarbonyl)ethyl dimethyl phosphorothiolothionate
s-1,2-bis(Ethoxycarbonyl)ethyl-o,o-dimethyl thiophosphate
1,2-di(Ethoxycarbonyl)ethyl o,o-dimethyl phosphorodithioate
121-75-5

Malathion

CASRN 121-75-5 | DTXSID4020791

Noncancer Assessment

Cancer Assessment

Other EPA Information

Related Links

Critical Effects

Chemical Structure

Synonyms