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Diazinon®

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Synonyms & Trade Names
Basudin®, Diazide®, O,O-Diethyl-O-2-isopropyl-4-methyl-6-pyrimidinyl-phosphorothioate, Spectracide®
CAS No.
333-41-5
RTECS No.
TF3325000
DOT ID & Guide
2783 152
Formula
C₁₂H₂₁N₂O₃PS
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 0.1 mg/m3 [skin]
OSHA PEL
none See Appendix G
Measurement Methods
NIOSH 5600;
OSHA 62
See: NMAM or OSHA Methods
Physical Description
Colorless liquid with a faint ester-like odor. [insecticide] [Note: Technical grade is pale to dark brown.]
Molecular Weight
304.4
Boiling Point
Decomposes
Freezing Point
?
Solubility
0.004%
Vapor Pressure
0.0001 mmHg
Ionization Potential
?
Specific Gravity
1.12
Flash Point
180°F
Upper Explosive Limit
?
Lower Explosive Limit
?
Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
Incompatibilities & Reactivities
Strong acids & alkalis, copper-containing compounds [Note: Hydrolyzes slowly in water & dilute acid.]
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation eyes; miosis, blurred vision; dizziness, confusion, lassitude (weakness, exhaustion), convulsions; dyspnea (breathing difficulty); salivation, abdominal cramps, nausea, vomiting
Target Organs
Eyes, respiratory system, central nervous system, cardiovascular system, blood cholinesterase
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:Daily
Provide:Eyewash, Quick drench
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 0137
Page last reviewed: October 30, 2019
Content source: National Institute for Occupational Safety and Health