Product Name: Paraquat dichloride
Synonyms: dextrone-x;dexuron;dimethylviologenchloride;dwuchlorek1,1`-dwumetylo-4,4`-dwupirydyniowy;Gramoxin;Methyl Viologen hydrate,98%;Paraquat CL tetrahydrate 500mg [1910-42-5];Methyl viologen dichloride hydrate,1,1′-Dimethyl-4,4′-bipyridinium dichloride, Gramoxone, Paraquat dichloride
CAS: 1910-42-5
MF: C12H14Cl2N2
MW: 257.16
EINECS: 217-615-7
Product Categories: Pyridinium Compounds;Viologens (Photochromic, Related Compounds);PA - PENPesticides&Metabolites;500 Series Drinking Water Methods;Alpha sort;EPA;HERBICIDE;Functional Materials;Photochromic Compounds;Herbicides;Method 549Pesticides&Metabolites;N-PAlphabetic;P;Quaternary amonium salts
Mol File: 1910-42-5.mol
Paraquat dichloride Structure
Paraquat dichloride Chemical Properties
Melting point >300 °C(lit.)
Boiling point 403.89°C (rough estimate)
density 1.25
refractive index 1.6400 (estimate)
storage temp. 0-6°C
form Crystals or Crystalline Powder
color Beige or pink to brown
Water Solubility soluble
Merck 7031
Stability: Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference 1910-42-5(CAS DataBase Reference)
EPA Substance Registry System 4,4'-Bipyridinium, 1,1'-dimethyl-, dichloride(1910-42-5)
Safety Information
Hazard Codes T+,N
Risk Statements 24/25-26-36/37/38-48/25-50/53
Safety Statements 22-28-36/37/39-45-60-61-28A
RIDADR UN 2811 6.1/PG 1
WGK Germany 3
RTECS DW2275000
HazardClass 6.1(a)
PackingGroup II
HS Code 29333990
Toxicity LD50 orally in rats: 125 mg/kg (Conning)