Pirimicarb

Synonyms

2-(Dimethylamino)-5,6-dimethyl-4-pyrimidinyl dimethylcarbamate (8CI)(9CI); 2-(Dimethylamino)-5,6-dimethyl-4-pyrimidinyldimethylcarbamate; 5,6-Dimethyl-2-dimethylamino-4-pyrimidinyldimethylcarbamate; 5,6-Dwumetylo-2-dwumetyloamino-4-pirimidynylodwukarbaminian [Polish]; ABOL; Aficida; Aphox; Dimethylcarbamic acid 2-(dimethylamino)-5,6-dimethyl-4-pyrimidinyl ester; ENT-27766; Fernos; PP 062; Pirimicarbe [ISO-French]; Pirimor; Pirimor 50 DP; Pirimor G; Pirimor granulate; Primicarbe; Pyrimor; Rapid; Carbamic acid, dimethyl-, 2-(dimethylamino)-5,6-dimethyl-4-pyrimidinyl ester; [ChemIDplus] UN2757

Category

Carbamate Insecticides

Description

Colorless solid; [HSDB]

Sources/Uses

Used as insecticide (selective aphicide); [Merck Index] Registered for use on alfalfa grown for seed (non-food) in the states of Idaho, Nevada, Oregon, and Washington; [Reference #1]

Comments

Manufacturing workers had mild carbamate insecticide poisoning from inhaling vapors after pirimicarb was heated to 65 deg C; [HSDB] See "CARBAMATE INSECTICIDES."

Reference Link #1

Biomedical References

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]

7.28E-06 mm Hg

LC50 (rat) = 300 mg/m3/6h

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Carbamate pesticide, solid, toxic."

Reference Link #2

Other Poison

Carbamate

Diseases

Occupational diseases associated with exposure to this agent:

• Organophosphates & carbamates, acute poisoning

Processes

Industrial Processes with risk of exposure:

• Farming (Pesticides)