Isatin 98% AR

  • CAS :
    91-56-5
  • REF :
    25531
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QUANTITY PRICE ENQUIRY
25 gm Rs 1380.00
100 gm Rs 5290.00

Product Information

  • Formula: C₈H₅NO₂
  • CAS: 91-56-5
  • EC No.: 202-077-6
  • M (Molar Mass): 147.13 g/mol
  • D (Density): ~1.40 g/cm³
  • mp (Melting Point): 200-203°C (sublimes)
  • bp (Boiling Point): Sublimes
  • Optical Rotation: Not applicable

Chemicals Properties

  • Assay (HPLC): ≥ 98.0 %
  • Appearance: Orange-red to reddish-brown crystalline powder.
  • Solubility: Sparingly soluble in water; soluble in hot ethanol, acetic acid, and alkalies.
  • Melting Range: 200 – 203°C.
  • Loss on Drying: ≤ 0.5 %
  • Residue on Ignition: ≤ 0.1 %
  • Chloride (Cl): ≤ 0.02 %
  • Sulfate (SO₄): ≤ 0.02 %
  • Heavy Metals (as Pb): ≤ 20 ppm
  • Iron (Fe): ≤ 50 ppm
  • Suitability for Colorimetric Tests (e.g., for thiophene): Passes test.

Hazard Information

  • Hazard: May be harmful if swallowed. Causes eye and skin irritation. May cause respiratory irritation.
  • Safety: Wear protective gloves, eye protection, and a dust mask. Avoid breathing dust.
  • Storage: Store in a cool, dry, well-ventilated place in a tightly closed, light-resistant container.