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CS-W001157 4
Total: USD 88.00

3-Ethyl-5-methylphenol

  • CAS No. 698-71-5

  • Cat. No. CS-0186818
  • Purity≥96%
  • MDL No.MFCD00051094

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

3-Ethyl-5-methylphenol|CS-0186818

Structure of 698-71-5

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General Information

  • CAS No. 698-71-5
  • Cat. No. CS-0186818
  • Purity ≥96%
  • MDL No. MFCD00051094
  • Storage 4°C, stored under nitrogen
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₉H₁₂O
  • Molecular Weight None
  • Synonym(s) Phenol, 3-ethyl-5-methyl- (9CI)
  • SMILES OC1=CC(C)=CC(CC)=C1

Description

3-Ethyl-5-methylphenol offers a sterically hindered, electron-rich aromatic scaffold ideal for selective functionalization. The ortho-directed alkyl substituents enhance stability and influence reactivity in electrophilic substitution. This phenolic platform integrates readily into complex molecular architectures requiring tunable solubility and controlled electronic properties.

Application

3-Ethyl-5-methylphenol serves as a versatile phenolic building block for the synthesis of functionalized aromatic scaffolds. Its ortho-substituted methyl and ethyl groups provide steric and electronic modulation, enabling selective electrophilic substitution and facilitating downstream derivatization in medicinal chemistry and materials science applications. The compound exhibits good bench stability and is readily purified by distillation or recrystallization, supporting its use in scalable synthetic workflows.

Synthesis

  • Route1
    • null|null
      103576-51-8
    • ~2%
    • null|null
      95-87-4
    • In-stock
      3-Ethyl-5-methylphenol|CS-0186818
      698-71-5
    • null|null
      108-39-4
    • null|null
      108-68-9

    References

    • Tetrahedron Letters, , vol. 27, # 1 p. 19 - 22
  • Route2
    • null|null
      1123-94-0
    • ~%
    • In-stock
      3-Ethyl-5-methylphenol|CS-0186818
      698-71-5

    References

    • Journal of the Chemical Society, , p. 527,530 Journal of the Chemical Society, , p. 330,332
  • Route3
    • null|null
      106-44-5
    • null|null
      60-29-7
    • ~%
    • In-stock
      3-Ethyl-5-methylphenol|CS-0186818
      698-71-5

    References

    • Journal of the Chemical Society, , p. 330

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS05,GHS07,GHS09
Signal Word : Danger
UN#: 3077
Class : 9
Packing Group : Ⅲ
Hazard Statements : H302-H315-H318-H335-H400
Precautionary Statements : P261-P264-P270-P271-P273-P280-P302+P352-P304+P340-P330-P362+P364-P391-P405-P501

Quality Control

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Computational Chemistry Data

  • TPSA   20.23
  • LogP   2.26302
  • H_Acceptors   1
  • H_Donors   1
  • Rotatable_Bonds   1

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