Paraquat
[CAS# 4685-14-7]

Identification

• Classification: Chemical pesticide >> Herbicide >> Other herbicides
• Name: Paraquat
• Synonyms: 1,1'-Dimethyl-4,4'-bipyridinium; 1,1'-Dimethyl-4,4'-bipyridinium cation; 1,1'-Dimethyl-4,4'-bipyridinium ion; Orthoparaquat; Paraquat dication; Paraquat ion; Grammoxone; Prelude
• Molecular Formula: C₁₂H₁₄N₂
• Molecular Weight: 186.256
• CAS Registry Number: 4685-14-7
• EC Number: 225-141-7

Safety Data

• Hazard Symbols: T
• Risk Codes: R26/27/28
• Safety Description: S1;S13;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Substances or mixtures corrosive to metals	Met. Corr.	1	H290
Eye irritation	Eye Irrit.	2	H319
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Skin irritation	Skin Irrit.	2	H315
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute toxicity	Acute Tox.	3	H301
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Acute toxicity	Acute Tox.	3	H311
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	1	H330

• Hazardous Chemical?: Yes