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2-(Chloromethyl)-5-hydroxy-4H-pyran-4-one

  • CAS No. 7559-81-1

  • Cat. No. CS-0071124
  • Purity≥98%
  • MDL No.MFCD00053592

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

2-(Chloromethyl)-5-hydroxy-4H-pyran-4-one|CS-0071124

Structure of 7559-81-1

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General Information

  • CAS No. 7559-81-1
  • Cat. No. CS-0071124
  • Purity ≥98%
  • MDL No. MFCD00053592
  • Storage 4°C, stored under nitrogen
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₆H₅ClO₃
  • Molecular Weight 160.56
  • Synonym(s) Kojic Impurity 4
  • SMILES O=C1C(O)=COC(CCl)=C1

Synthesis

  • Route1

    References

    • SHIONOGI and CO., LTD. Patent: EP1422218 A1, 2004 ; Location in patent: Page 211 ;
  • Route2
    • In-stock
      Kojic acid|CS-0032701
      501-30-4
    • null|null
      7719-09-7
    • ~70%
    • In-stock
      2-(Chloromethyl)-5-hydroxy-4H-pyran-4-one|CS-0071124
      7559-81-1

    References

    • AMOREPACIFIC CORPORATION Patent: WO2004/836 A1, 2003 ; Location in patent: Page 9 ; WO 2004/000836 A1

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS05
Signal Word : Danger
UN#: 3261
Class : 8
Packing Group : Ⅲ
Hazard Statements : H302-H314
Precautionary Statements : P260-P264-P270-P280-P301+P330+P331-P304+P340-P330-P363-P405-P501

Quality Control

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Computational Chemistry Data

  • TPSA   50.44
  • LogP   1.0842
  • H_Acceptors   3
  • H_Donors   1
  • Rotatable_Bonds   1

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