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181274-15-7

Name Procarbazone sodium
CAS 181274-15-7
Molecular Formula C15H17N4NaO7S
MDL Number MFCD04112619
Molecular Weight 420.37
MOL File 181274-15-7.mol

Chemical Properties

Melting point  230–240°C (under decomposition)
storage temp.  0-6°C
solubility  Solubilities in organic solvents (g/l at 20 °C) Dimethylsulfoxide: 190 Poly(ethylene glycol): 5.2 Acetonitrile: 0.9 2‐Propanol: <0.1 Xylene: <0.1
form  neat
pka The free acid produced by protonation under acidic conditions has a pKa of 2.1 (at 20 °C)
Water Solubility  Solubility in water (at 20 °C) : Unbuffered water and buffered between pH 7 and 9: 42 g/l. Solubility is not influenced by pH in the range pH 7-9. Solubility at pH 4.5: 2.9 g/l
CAS DataBase Reference 181274-15-7
EPA Substance Registry System Benzoic acid, 2-[[[(4,5-dihydro-4-methyl-5-oxo-3-propoxy-1H-1,2,4-triazol-1-yl)carbonyl]amino] sulfonyl]-, methyl ester, sodium salt(181274-15-7)

Safety Data

Hazard Codes  N
Risk Statements 
Safety Statements 
RIDADR  UN3077 9/PG 3
WGK Germany  2
Hazardous Substances Data 181274-15-7(Hazardous Substances Data)
Toxicity
LD50 in rats (mg/kg): >5000 orally; >5000 dermally; LC50 in rats (mg/m3): >5030 in air by inhalation; LC50 (96 hr) in bluegill sunfish, rainbow trout (mg/l): >94.7; >77.6 (Feucht)

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