Agent Name

Heptenophos

CAS Number

23560-59-0

Formula

C9-H12-Cl-O4-P

Major Category

Pesticides

Synonyms

5-(O,O-Dimethylphosphoryl)-6-chlorobicyclo(3.2.0)hepta-1,5-dien; 7-Chlorobicyclo(3.2.0)hepta-2,6-dien-6-yl dimethyl phosphate; HOE 2982 OJ; Heptenophos; Hostaquick; Hostavik [Russian]; O,O-Dimethyl-O-(6-chlorobicyclo(3.2.0)heptadiene-1,5-yl)phosphate; Phosphonic acid, 7-chlorobicyclo(3.2.0)hepta-2,6-dien-6-yl dimethyl ester; Ragadan; XOE 2982 [Russian]; [ChemIDplus] UN3018

Category

Organophosphate Insecticides

Description

Pale amber liquid; [Merck Index] Brown liquid; [MSDSonline]

Sources/Uses

Used as systemic and contact insecticide (agriculture, horticulture, and ornamentals) and veterinary ectoparasiticide; [HSDB]

Comments

May cause irritation; A cholinesterase inhibitor; [MSDSonline]

Restricted

No longer registered as a pesticide for use in the US; [HSDB]

Exposure Assessment
BEI

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

Vapor Pressure

0.00075 mm Hg

Lethal Concentration

LC50 (rat) = 400 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

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Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: