Agent Name

Pyriminil

CAS Number

53558-25-1

Formula

C13-H12-N4-O3

Major Category

Pesticides

Synonyms

1-(3-Pyridylmethyl)-3-(4-nitrophenyl)urea; 1-(4-Nitrophenyl)-N'-(3-pyridinylmethyl)urea; DLP 787; N-(4-Nitrophenyl)-N'-(3-pyridinylmethyl)urea; N-3-Pyridylmethyl-N'-p-nitrophenylurea; One Time; PNU; Pyriminyl; Pyrinuron; Pyrinuron [ANSI]; RH-787; Vacor; Urea, 1-nitrophenyl-3-(3-pyridylmethyl)-; Urea, N-(4-nitrophenyl)-N'-(3-pyridinylmethyl)-; [ChemIDplus]

Category

Rodenticides

Description

Yellow or yellow-green solid; [HSDB] Light yellow flakes; [MSDSonline]

Sources/Uses

Used as rodenticide; Very effective on rodents resistant to anticoagulants; Commercial distribution voluntarily suspended by Rohm and Haas Co. in 1979 following many reported human poisonings; [HSDB]

Comments

Detroys pancreatic beta cells; In human poisoning cases after ingestion, caused orthostatic hypotension,autonomic dysfunction, encephalopathy, peripheral neuropathy, hyperglycemia, and ketoacidosis; Systemic poisoning not reported after inhalation or skin absorption; A dose as low as 19 grams may be fatal; [HSDB] Humans who survive poisoning have developed insulin-dependent diabetes mellitus; [CAMEO]

Restricted

No longer registered with the EPA for use in the US; [HSDB]

Exposure Assessment
Vapor Pressure

3.39E-9 mm Hg

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: