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Orange I [523-44-4]

HY-D0929
MedChem Express
CAS Number523-44-4
Product group Chemicals
Estimated Purity86.26
Molecular Weight350.32
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Overview

  • Supplier
    MedChem Express
  • Product Name
    Orange I [523-44-4]
  • Delivery Days Customer
    5
  • CAS Number
    523-44-4
  • Certification
    Research Use Only
  • Estimated Purity
    86.26
  • Hazard Information
    h302-h315-h319-h335,p261-p264-p270-p271-p280-p302+p352-p304+p340-p305+p351+p338-p330-p362+p364-p403+p233-p405-p501
  • Molecular Formula
    C16H11N2NaO4S
  • Molecular Weight
    350.32
  • Scientific Description
    Orange I (alpha-Naphthol Orange) is an azo dye that can form a complex with Methylene blue (HY-14536) and cause fluorescence quenching. The equilibrium constant of the complex of Orange I and Methylene blue is 79900 mol-1 dm3. Orange I can change the absorption spectrum of itself and Methylene blue[1][2].
  • SMILES
    O=S(C1=CC=C(N=NC2=C3C=CC=CC3=C(O)C=C2)C=C1)(O[Na])=O
  • Storage Instruction
    2°C to 8°C
  • UNSPSC
    12162000