Agent Name

Isoxathion

CAS Number

18854-01-8

Formula

C13-H16-N-O4-P-S

Major Category

Pesticides

Synonyms

E-48; Isoxathion [BSI:JMAF:ISO]; Karphos; O,O-Diethyl O-(3-(5-phenyl)-1,2-isoxazolyl)phosphorothionate; O,O-Diethyl O-(5-phenyl-3-isoxazolyl) phosphorothioate; SI-6711; Phosphorothioic acid, O,O-diethyl O-(5-phenyl-3-isoxazolyl) ester; [ChemIDplus] UN3018

Category

Organophosphate Insecticides

Description

Yellowish liquid; [HSDB]

Sources/Uses

Used as contact and stomach insecticide for fruits, tea, tobacco, ornamentals, rice, sugarcane, vegetables, turf, and trees; [HSDB]

Restricted

No longer registered as a pesticide for use in the US; [HSDB] Banned in the EU for use as pesticide for plant protection; [eChemPortal: ESIS]

Exposure Assessment
BEI

Cholinesterase activity in red cells = 70% of individual's baseline, sample time discretionary; [ACGIH]

Vapor Pressure

2.22E-6 mm Hg

Lethal Concentration

LC50 (rat) = 4,200 mg/m3/4h

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Organophosphorus pesticide, liquid, toxic."

Adverse Effects
Other Poison

Organophosphate

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: