Pirimicarb

  • Pyrimor
  • Aphox
  • Fernos
  • 5,6-Dimethyl-2-dimethylamino-4-dimethylcarbamoyloxypyrimidine
  • 2-Dimethylamino-5,6-dimethyl-4-pyrimidinyl dimethylcarbamate
Formula
C11H18N4O2
Structure
Description
Colorless liquid.
Uses
Approved by US EPA for use as an insecticide.

Registry Numbers and Inventories.
CAS
23103-98-2
EC (EINECS/ELINCS)
245-430-1
EC Index Number
006-035-00-8
25 50/53
22 37 45 60 61
RTECS
EZ9100000
RTECS class
Agricultural Chemical and Pesticide; Mutagen
UN (DOT)
2757
Merck
12,7651
Beilstein/Gmelin
663442
Beilstein Reference
5-25-13-00063
EPA OPP
106101
Swiss Giftliste 1
G-7003
Austrailia AICS
Listed
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
C11H18N4O2
Formula mass
238.29
Melting point, °C
91
Boiling point, °C
373
Vapor pressure, mmHg
9E-6 (25 C)
Density
1.21 g/cm3
Solubility in water
2.7 g/L (25 C)
pKa/pKb
9.88 (pKb)
Heat of vaporization
62.1 kJ/mol

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).
Small spills/leaks
Do not touch damaged containers or spilled material unless wearing appropriate protective clothing. Stop leak if you can do it without risk. Cover with plastic sheet to prevent spreading. Absorb or cover with dry earth, sand or other non-combustible material and transfer to containers. DO NOT GET WATER INSIDE CONTAINERS.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide.

Fire.
Flash Point,°C
180
Fire fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Fire potential
Non-Combustible
Hazards
Emits toxic fumes under fire conditions.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
2
 
Flammability
0
 
 
Reactivity
0
 

Health.
Poison_Class
3
Exposure effects
Toxic. Dangerous for the environment. Toxic if swallowed. Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
   Ingestion
Toxic if swallowed.
   Inhalation
Highly toxic, may be fatal if inhaled, swallowed or absorbed through skin. Effects of contact or inhalation may be delayed.
   Skin
Avoid any skin contact. See Inhalation.
   Eyes
See Inhalation.

First aid
 
   Ingestion
Seek medical assistance.
   Inhalation
Move victim to fresh air. Apply artificial respiration if victim is not breathing. Do not use mouth-to-mouth method if victim ingested or inhaled the substance; induce artificial respiration with the aid of a pocket mask equipped with a one-way valve or other proper respiratory medical device. Administer oxygen if breathing is difficult.
   Skin
Remove and isolate contaminated clothing and shoes. Remove material from skin immediately. Immediately flush with running water for at least 20 minutes. For minor skin contact, avoid spreading material on unaffected skin.
   Eyes
Immediately flush with running water for at least 20 minutes.

Transport.
UN number
2757
Response guide
Hazard class
6.1
Packing Group
III