Crimidine

Synonyms

2-Chloor-4-dimethylamino-6-methyl-pyrimidine [Dutch]; 2-Chlor-4-dimethylamino-6-methylpyrimidin [German]; 2-Chloro-4-dimethylamino-6-methyl-pyrimidine; 2-Chloro-4-methyl-6-dimethylaminopyrimidine; 2-Chloro-N,N,6-trimethylpyrimidin-4-ylamine; 2-Chloro-N,N-6-trimethyl-4-pyrimidinamine; 2-Cloro-4-dimetilamino-6-metil-pirimidina [Italian]; 4-Pyrimidinamine, 2-chloro-N,N,6-trimethyl-; Castrix; Crimidin [German]; Crimidina [Italian]; Crimidine [ISO:BSI]; Pyrimidine, 2-chloro-4-(dimethylamino)-6-methyl-; W 491; W-491; [ChemIDplus]

Category

Rodenticides

Description

Colorless solid; Commercial product is brown and waxy; [HSDB] Colorless odorless crystalline solid; [MSDSonline]

Sources/Uses

Used as rodenticide (rapidly induces convulsions); Likely discontinued for pesticide use worldwide; [HSDB]

Comments

A pyridoxine antagonist that causes convulsions 20-40 minutes after ingestion of less than 5 mg/kg or less than 7 drops; A skin, eye, nose, and throat irritant; May cause burns to skin and eyes; [HSDB] May cause serious damage to CNS; [CAMEO] An irritant; May cause serious eye injury; May cause skin sensitization; Effects in high-dose animal studies include convulsions; [MSDSonline]

Not registered with the EPA for use as pesticide in the US; [CAMEO] Banned in the EU for use as pesticide; [eChemPortal: ESIS]

Biomedical References

0.023 mm Hg

Explanatory Notes

VP from ChemIDplus;

Other CNS neurotoxin

Processes

Industrial Processes with risk of exposure:

• Farming (Pesticides)