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Total: USD 88.00

2,5-Dihydroxybenzoic acid Mesalazine Impurity

  • CAS No. 490-79-9

  • Cat. No. CS-0229165
  • Purity≥98%
  • MDL No.MFCD00002460

*For research and further manufacturing use only, not for direct human use.

2,5-Dihydroxybenzoic acid Mesalazine  Impurity|CS-0229165

Structure of 490-79-9

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General Information

  • CAS No. 490-79-9
  • Cat. No. CS-0229165
  • Purity ≥98%
  • MDL No. MFCD00002460
  • Storage 4°C, stored under nitrogen
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₇H₆O₄
  • Molecular Weight 154.12
  • Synonym(s) Gentisic acid (Mesalazine Impurity)
  • SMILES OC(C=C1)=C(C(O)=O)C=C1O

Synthesis

  • Route1

    References

    • E.I. du Pont de Nemours and Company Patent: US7335791 B1, 2008 ; Location in patent: Page/Page column 20-21 ;
  • Route2

    References

    • Rakowski; Leppert Chemische Berichte, 1875 , vol. 8, p. 789
  • Route3
    • null|null
      123-31-9
    • ~%
    • 2,5-Dihydroxybenzoic acid Mesalazine  Impurity|CS-0229165
      490-79-9

    References

    • Brunner Justus Liebigs Annalen der Chemie, 1907 , vol. 351, p. 319

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H302
Precautionary Statements : P264-P270-P330-P501

Quality Control

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Computational Chemistry Data

  • TPSA   77.76
  • LogP   0.796
  • H_Acceptors   3
  • H_Donors   3
  • Rotatable_Bonds   1

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