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CS-W001157 4
Total: USD 88.00

Ethinylestradiol impurity 4

  • CAS No. 27521-34-2

  • Cat. No. CS-0533476
  • Purity≥98%
  • MDL No.MFCD01310740

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

Ethinylestradiol impurity 4|CS-0533476

Structure of 27521-34-2

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General Information

  • CAS No. 27521-34-2
  • Cat. No. CS-0533476
  • Purity ≥98%
  • MDL No. MFCD01310740
  • Storage Sealed in dry,2-8℃
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₂₀H₂₄O₃
  • Molecular Weight 312.41
  • Synonym(s) 6α-Hydroxy Ethynyl Estradiol
  • SMILES C[C@@]12[C@]([C@]3([C@@](C=4C([C@@H](O)C3)=CC(O)=CC4)(CC1)[H])[H])(CC[C@]2(C#C)O)[H]

Synthesis

  • Route1
    • Ethinylestradiol impurity 6|CS-0533453
      38002-18-5
    • ~65%
    • Ethinylestradiol impurity 4|CS-0533476
      27521-34-2
    • Ethinylestradiol impurity 5|CS-0533452
      56324-28-8

    References

    • Li, Hongqi; Song, Yanxi; Peng, Xianfu Steroids, 2008 , vol. 73, # 5 p. 488 - 494
  • Route2
    • null|null
      112460-93-2
    • ~53%
    • Ethinylestradiol impurity 4|CS-0533476
      27521-34-2

    References

    • Peters; Crowe; Avery; Chong; Tanabe Journal of Medicinal Chemistry, 1988 , vol. 31, # 3 p. 572 - 576
  • Route3
    • Ethinylestradiol impurity 6|CS-0533453
      38002-18-5
    • ~%
    • Ethinylestradiol impurity 4|CS-0533476
      27521-34-2

    References

    • Rao,P.N. Steroids, 1974 , vol. 23, p. 173 - 183

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS07,GHS08,GHS09
Signal Word : Danger
UN#: 3077
Class : 9
Packing Group : Ⅲ
Hazard Statements : H302-H350-H360-H362-H372-H410
Precautionary Statements : P260-P263-P273-P280-P391

Quality Control

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Computational Chemistry Data

  • TPSA   60.69
  • LogP   3.1035
  • H_Acceptors   3
  • H_Donors   3
  • Rotatable_Bonds   0

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