3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)- (550-74-3)

Identification
Name:	3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-
Synonyms:	Picrolonicacid (6CI,7CI,8CI);NSC 5049;Picrolonic acid;3-Methyl-4-nitro-1-(p-nitrophenyl)-2-pyrazolin-5-one;2-Pyrazolin-5-one, 3-methyl-4-nitro-1-(p-nitrophenyl)-;3-Methyl-4-nitro-1-p-nitrophenyl-5-pyrazolone;
CAS:	550-74-3
EINECS:	208-986-6
Molecular Formula:	C₁₀H₈N₄O₅
Molecular Weight:	264.19432
InChI:	InChI=1S/C10H8N4O5/c1-6-9(14(18)19)10(15)12(11-6)7-2-4-8(5-3-7)13(16)17/h2-5,9H,1H3
Molecular Structure:
Properties
Density:	1.65 g/cm³
Refractive index:	1.714
Water Solubility:	Soluble in alcohol; sparingly soluble in water
Solubility:	Soluble in alcohol; sparingly soluble in water
Appearance:	Dark burnt orange to yellow powder
Specification:	1.General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. 3.Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. 3.Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Avoid ingestion and inhalation. Use only in a chemical fume hood. 4.Storage: Do not store Picrolonic acid (CAS NO.550-74-3) in direct sunlight. Store in a tightly closed container. Store in a dry area. Keep refrigerated. (Store below 4°C/39°F.)
Report:	Reported in EPA TSCA Inventory.
Safety Data
Hazard Symbols	Xn: Harmful