Paraxzone ( Paraquat 24% SL ) Herbicide

Paraxzone ( Paraquat 24% SL )

We are engaged in offering excellent quality Paraxzone (Paraquat 24% SL) to our valuable clients.

NOMENCLATURE 
paraquat dichloride
IUPAC name 1,1'-dimethyl-4,4'-bipyridinediium dichloride; 1,1'-dimethyl-4,4'-bipyridinium dichloride; 1,1'-dimethyl-4,4'-bipyridylium dichloride 
Chemical Abstracts name 1,1'-dimethyl-4,4'-bipyridinium dichloride 
Other names methyl viologen CAS RN [1910-42-5]; [2074-50-2] bis(methyl sulfate) EEC no. 217-615-7 Development codes PP148; PP910 for bis(methyl sulfate) (both ICI) 

paraquat
Common name paraquat (BSI, E-ISO, (m) F-ISO, ANSI, WSSA, JMAF); no name (Germany)
IUPAC name 1,1'-dimethyl-4,4'-bipyridinediium; 1,1'-dimethyl-4,4'-bipyridinium; 1,1'-dimethyl-4,4'-bipyridylium 
Chemical Abstracts name 1,1'-dimethyl-4,4'-bipyridinium 
CAS RN [4685-14-7] EEC no. 225-141-7 

PHYSICAL CHEMISTRY 
paraquat dichloride
Composition Not normally isolated from the tech. products, which are >95% pure. Mol. wt. 257.2 M.f. C12H14Cl2N2 Form Colourless, hygroscopic crystals. M.p. Decomposes at c. 340 ºC V.p. <1 ´ 10-2 mPa (25 °C) KOW logP = -4.5 (20 °C) Henry <4 ´ 10-9 Pa m3 mol-1 (calc.) S.g./density 1.24-1.26 (20 ºC) Solubility In water c. 620 g/l (20 ºC). Practically insoluble in most organic solvents. Stability Stable in neutral and acidic media, but readily hydrolysed in alkaline media. Photochemically decomposed by u.v. irradiation in aqueous solution.

Use for Agriculture Purpose only