Agent Name

Formetanate hydrochloride

CAS Number

23422-53-9

Formula

C11-H15-N3-O2.Cl-H

Major Category

Pesticides

Synonyms

3-Dimethylaminomethyleneiminophenyl-N-methylcarbamate, hydrochloride; Carzol; Carzol 92SP; Carzol SP; ENT-27566; EP-332; Formetanate HCl; Formetanate monohydrochloride; Morton EP 332; N,N-Dimethyl-N'-(((methylamino)carbonyl)oxy)phenylmethanimidamide monohydrochloride; Nor-AM EP 332; SN 36056; Schering 36056; m-(((Dimethylamino)methylene)amino)phenyl methylcarbamate hydrochloride; Methanimidamide, N,N-dimethyl-N'-(3-(((methylamino)carbonyl)oxy)phenyl)-, monohydrochloride; [ChemIDplus]

Category

Carbamate Insecticides

Description

Colorless or white solid; [HSDB]

Sources/Uses

Used as insecticide and acaricide for deciduous fruits, nuts, and alfalfa; [HSDB] Used on apples, pears, nectarines, peaches, oranges, grapefruits, lemons, limes, tangelos, tangerines, and alfalfa grown for seed; No longer used on late-season apples; [Reference #1]

Comments

Extremely toxic cholinesterase inhibitor; [CAMEO] May cause skin sensitization; [eChemPortal: ESIS] No farmworker poisoning cases reported since 1996; [Reference #1] See "CARBAMATE INSECTICIDES."

Reference Link

EPA Pesticide Chemical Search

Exposure Assessment
BEI

Acetylcholinesterase activity in red blood cells = 70% of individual's baseline; Butylcholinesterase activity in serum or plasma = 60% of individual's baseline; Sample at end of shift; [TLVs and BEIs]

Vapor Pressure

1.2E-8 mm Hg

Lethal Concentration

LC50 (rat) = 150 mg/m3

Reference Link

EFSA: Formetanate - 2006

Adverse Effects
Skin Sensitizer

Yes

Other Poison

Carbamate

Links to Other NLM Databases
Health Studies

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Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: