Atomfair 4-Ethylbiphenyl C14H14 CAS 5707-44-8

4-Ethylbiphenyl (CAS No. 5707-44-8) is a high-purity organic compound with the molecular formula C14H14and IUPAC name 1-ethyl-4-phenylbenzene . This aromatic hydrocarbon is a derivative of biphenyl, featuring an ethyl substituent at the 4-position, making it a valuable intermediate in organic synthesis and material science. Our product is rigorously tested to ensure exceptional purity, suitable for research, pharmaceutical development, and advanced material applications. Available in various quantities, it is supplied with comprehensive analytical data (including GC/MS, NMR, and HPLC) to meet the stringent requirements of researchers and industrial scientists. Store in a cool, dry place under inert conditions to maintain stability.

Description

4-Ethylbiphenyl (CAS No. 5707-44-8) is a high-purity organic compound with the molecular formula C14H14 and IUPAC name 1-ethyl-4-phenylbenzene. This aromatic hydrocarbon is a derivative of biphenyl, featuring an ethyl substituent at the 4-position, making it a valuable intermediate in organic synthesis and material science. Our product is rigorously tested to ensure exceptional purity, suitable for research, pharmaceutical development, and advanced material applications. Available in various quantities, it is supplied with comprehensive analytical data (including GC/MS, NMR, and HPLC) to meet the stringent requirements of researchers and industrial scientists. Store in a cool, dry place under inert conditions to maintain stability.

Properties

  • CAS Number: 5707-44-8
  • Complexity: 147
  • IUPAC Name: 1-ethyl-4-phenyl-benzene
  • InChI: InChI=1S/C14H14/c1-2-12-8-10-14(11-9-12)13-6-4-3-5-7-13/h3-11H,2H2,1H3
  • InChI Key: SRQOBNUBCLPPPH-UHFFFAOYSA-N
  • Exact Mass: 182.109550447
  • Molecular Formula: C14H14
  • Molecular Weight: 182.26
  • SMILES: CCC1=CC=C(C=C1)C2=CC=CC=C2
  • Monoisotopic Mass: 182.109550447
  • Synonyms: 4-Ethylbiphenyl, 4-Ethyl-1,1′-biphenyl, 1-Ethyl-4-phenylbenzene, 1,1′-Biphenyl, 4-ethyl-, L7NF2489BS, NSC 60063, NSC-60063, DTXSID7073355, DTXCID0042163, 1,1′-Biphenyl, 4-ethyl-(9CI), 679-980-2, srqobnubclppph-uhfffaoysa-n, 5707-44-8, p-Ethylbiphenyl, Biphenyl, 4-ethyl-, MFCD00010236, 4-Ethyl biphenyl, 4-ethyl-biphenyl, NSC60063, 4-ethyl-1-phenylbenzene, UNII-L7NF2489BS, 4-Ethyl-1,1′-biphenyl #, SCHEMBL403303, SCHEMBL457028, SCHEMBL533382, SCHEMBL677087, SCHEMBL724748, SCHEMBL866909, SCHEMBL1370559, SCHEMBL1371196, SCHEMBL2066188, AKOS015838603, CS-W015998, SB66317, AC-18365, SY049382, E0463, NS00125411, ST50827087, F21456

Application

4-Ethylbiphenyl is widely used as a building block in the synthesis of liquid crystals, OLED materials, and advanced polymers. It serves as a key intermediate in pharmaceutical research, particularly in the development of bioactive compounds and drug candidates. Additionally, this compound is employed in organic electronics and as a standard in chromatographic analysis due to its well-defined aromatic structure.

Safety and Hazards

GHS Hazard Statements

  • H302: Harmful if swallowed [Warning Acute toxicity, oral]
  • H361: Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]
  • H371: May cause damage to organs [Warning Specific target organ toxicity, single exposure]
  • H373: May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
  • H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
  • H410: Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

  • P203, P260, P264, P270, P273, P280, P301+P317, P308+P316, P318, P319, P330, P391, P405, and P501

Hazard Classes and Categories

  • Acute toxicity – Category 4
  • Reproductive toxicity – Category 2
  • Specific target organ toxicity – Single exposure – Category 2
  • Specific target organ toxicity – Repeated exposure – Category 2
  • Hazardous to the aquatic environment – Category 1
  • Hazardous to the aquatic environment – Category 1

If you are interested or have any questions, please contact us at support@atomfair.com

Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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