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CS-W001157 4
Total: USD 88.00

Di(thiophen-2-yl)methanone Tiotropium Impurity

  • CAS No. 704-38-1

  • Cat. No. CS-0229774
  • Purity≥98%
  • MDL No.MFCD00052096

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

Di(thiophen-2-yl)methanone Tiotropium Impurity|CS-0229774

Structure of 704-38-1

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General Information

  • CAS No. 704-38-1
  • Cat. No. CS-0229774
  • Purity ≥98%
  • MDL No. MFCD00052096
  • Storage Store at room temperature
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₉H₆OS₂
  • Molecular Weight 194.28
  • Synonym(s) Methanone, di-2-thienyl-
  • SMILES O=C(C1=CC=CS1)C2=CC=CS2

Synthesis

  • Route1
    • null|null
      188290-36-0
    • null|null
      5271-67-0
    • ~70%
    • Di(thiophen-2-yl)methanone Tiotropium Impurity|CS-0229774
      704-38-1

    References

    • Parella, Ramarao; Naveen; Kumar, Amit; Babu, Srinivasarao Arulananda Tetrahedron Letters, 2013 , vol. 54, # 13 p. 1738 - 1742
  • Route2
    • null|null
      201230-82-2
    • null|null
      53034-24-5
    • ~82%
    • Di(thiophen-2-yl)methanone Tiotropium Impurity|CS-0229774
      704-38-1

    References

    • Kang; Ryu; Choi Synthetic Communications, 2001 , vol. 31, # 7 p. 1035 - 1039
  • Route3
    • null|null
      201230-82-2
    • null|null
      5857-39-6
    • ~80%
    • Di(thiophen-2-yl)methanone Tiotropium Impurity|CS-0229774
      704-38-1

    References

    • Larock, Richard C.; Hershberger, Susan S. Journal of Organic Chemistry, 1980 , vol. 45, # 19 p. 3840 - 3846

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H315-H319
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501

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Computational Chemistry Data

  • TPSA   17.07
  • LogP   3.0406
  • H_Acceptors   3
  • H_Donors   0
  • Rotatable_Bonds   2

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