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CS-W001157 4
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Ethyl pent-2-ynoate

  • CAS No. 55314-57-3

  • Cat. No. CS-0049392
  • Molecule weight126.15
  • Purity≥95%
  • MDL No.MFCD00015221

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

Ethyl pent-2-ynoate|CS-0049392

Structure of 55314-57-3

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General Information

  • CAS No. 55314-57-3
  • Cat. No. CS-0049392
  • Purity ≥95%
  • MDL No. MFCD00015221
  • Storage Store at room temperature
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₇H₁₀O₂
  • Molecular Weight 126.15
  • Synonym(s) Ethyl 2-pentynoate
  • SMILES CCOC(=O)C#CCC

Description

Ethyl pent-2-ynoate features a terminal alkyne group flanked by an ester moiety, enabling efficient coupling reactions in transition-metal-catalyzed processes. This conjugated system imparts high reactivity in Sonogashira couplings and supports rapid access to functionalized alkynes under mild conditions.

Synthesis

  • Route1
    • null|null
      1474-33-5
    • ~86%
    • In-stock
      Ethyl pent-2-ynoate|CS-0049392
      55314-57-3

    References

    • Hanack, Michael; Collins, Clair J.; Stutz, H.; Benjamin, Ben M. Journal of the American Chemical Society, 1981 , vol. 103, # 9 p. 2356 - 2360
  • Route2

    References

    • Maity, Pradip; Lepore, Salvatore D. Journal of Organic Chemistry, 2009 , vol. 74, # 1 p. 158 - 162
  • Route3
    • null|null
      75-03-6
    • null|null
      623-47-2
    • ~%
    • In-stock
      Ethyl pent-2-ynoate|CS-0049392
      55314-57-3
    • null|null
      74460-86-9

    References

    • Journal of Organic Chemistry, , vol. 50, # 10 p. 1592 - 1596

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS02,GHS05,GHS08
Signal Word : Danger
UN#: 3272
Class : 3
Packing Group : Ⅲ
Hazard Statements : H226-H318-H334
Precautionary Statements : P210-P233-P240-P241-P242-P243-P261-P270-P280-P285-P303+P361+P353-P304+P341-P305+P351+P338-P310-P342+P311-P370+P378-P403+P235-P501

Quality Control

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Computational Chemistry Data

  • TPSA   26.3
  • LogP   0.9629
  • H_Acceptors   2
  • H_Donors   0
  • Rotatable_Bonds   1

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