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CS-W001157 4
Total: USD 88.00

Donepezil impurity 21

  • CAS No. 4803-57-0

  • Cat. No. CS-0452861
  • Purity≥98%
  • MDL No.MFCD09030792

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

Donepezil impurity 21|CS-0452861

Structure of 4803-57-0

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General Information

  • CAS No. 4803-57-0
  • Cat. No. CS-0452861
  • Purity ≥98%
  • MDL No. MFCD09030792
  • Storage Sealed in dry,2-8℃
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₁₇H₁₇NO₃
  • Molecular Weight 283.33
  • Synonym(s) None
  • SMILES O=C1C2=CC(OC)=C(OC)C=C2CC1CC=3C=CN=CC3

Synthesis

  • Route1
    • 5,6-Dimethoxy-2-(pyridin-4-ylmethylene)-2,3-dihydro-1H-inden-1-one|CS-0150560
      4803-74-1
    • ~35%
    • Donepezil impurity 21|CS-0452861
      4803-57-0

    References

    • TIAN JIN HEMAY BIO-TECH CO., LTD Patent: US2007/72905 A1, 2007 ; Location in patent: Page/Page column 5 ;
  • Route2
    • Donepezil impurity 12|CS-1366052
      877606-65-0
    • ~%
    • Donepezil impurity 21|CS-0452861
      4803-57-0

    References

    • JUBILANT ORGANOSYS LIMITED Patent: WO2006/70396 A1, 2006 ; Location in patent: Page/Page column 12 ;
  • Route3
    • null|null
      848610-97-9
    • ~78%
    • Donepezil impurity 21|CS-0452861
      4803-57-0

    References

    • Fillion, Eric; Fishlock, Dan; Wilsily, Ashraf; Goll, Julie M. Journal of Organic Chemistry, 2005 , vol. 70, # 4 p. 1316 - 1327

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-H315-H319-H335
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P362+P364-P405-P501

Quality Control

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Computational Chemistry Data

  • TPSA   48.42
  • LogP   2.6965
  • H_Acceptors   4
  • H_Donors   0
  • Rotatable_Bonds   4

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