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CAS No 550-74-3 , Picrolonic Acid

  • Name: Picrolonic Acid
  • Synonyms: Picrolonicacid (6CI,7CI,8CI); NSC 5049;Picrolonic Acid;
  • CAS Registry Number:
  • Melting Point: 119 °C
  • Density: 1.65 g/cm3
  • Refractive index: 1.714
  • Water Solubility: Soluble in alcohol; sparingly soluble in water
  • Safety Statements: Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx.
  • Hazard Symbols: Xn: Harmful;
  • EINECS: 208-986-6
  • Molecular Weight: 264.19
  • InChI: InChI=1/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
  • Risk Statements: 68-36/37/38-22
  • Molecular Formula: C10H8N4O5
  • Molecular Structure:CAS No:550-74-3 Picrolonic Acid

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550-74-3 PICROLONIC ACID; 98%

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550-74-3 PICROLONIC ACID

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550-74-3 Picrolonic Acid

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References of Picrolonic Acid
Title: Picrolonic Acid
CAS Registry Number: 550-74-3
CAS Name: 2,4-Dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-3H-pyrazol-3-one
Synonyms: 3-methyl-4-nitro-1-(p-nitrophenyl)-2-pyrazolin-5-one
Molecular Formula: C10H8N4O5
Molecular Weight: 264.19
Percent Composition: C 45.46%, H 3.05%, N 21.21%, O 30.28%
Properties: Yellow leaflets, mp 116-117°; dec at 125°. Sparingly sol in water; sol in alcohol.
Melting point: mp 116-117°
Use: As reagent for alkaloids, tryptophan, phenylalanine, and for the detection and estimation of calcium.