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4-Ethylbenzenesulfonic acid (CAS 98-69-1)

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Alternate Names:
4-Ethylphenylsulfonic acid; p-Ethylbenzenesulfonic acid
CAS Number:
98-69-1
Purity:
≥95%
Molecular Weight:
186.23
Molecular Formula:
C8H10O3S
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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4-Ethylbenzenesulfonic acid (4-EBS) is a widely utilized organic acid in laboratory research across various fields. It belongs to the aromatic sulfonic acid group. The versatile nature of 4-Ethylbenzenesulfonic acid enables its application in numerous research areas, encompassing synthesis, mechanism of action, biochemical and physiological effects, as well as advantages and limitations in laboratory experiments. In scientific research, 4-Ethylbenzenesulfonic acid finds widespread usage. Its role as a reagent for the synthesis of various compounds, including esters, amides, and sulfonamides, makes it a common component in organic synthesis. Moreover, it serves as a catalyst in polymer synthesis and the production of other materials. Furthermore, 4-Ethylbenzenesulfonic acid aids in the analysis and determination of compounds like amino acids, peptides, and proteins. Functionally, 4-Ethylbenzenesulfonic acid acts as a proton donor, contributing protons to interact with other molecules through a process called protonation. Protonation plays a pivotal role in biochemical processes such as enzyme catalysis, signal transduction, and protein folding. Additionally, it exhibits acid catalyst properties, enhancing the reaction rate between two molecules.


4-Ethylbenzenesulfonic acid (CAS 98-69-1) References

  1. Doping effect of organosulfonic acid in poly(3-hexylthiophene) films for organic field-effect transistors.  |  Nam, S., et al. 2012. ACS Appl Mater Interfaces. 4: 1281-8. PMID: 22288534
  2. All-polymer solar cells with bulk heterojunction nanolayers of chemically doped electron-donating and electron-accepting polymers.  |  Nam, S., et al. 2012. Phys Chem Chem Phys. 14: 15046-53. PMID: 23034534
  3. Production of Biomass-Based Automotive Lubricants by Reductive Etherification.  |  Jadhav, D., et al. 2017. ChemSusChem. 10: 2527-2533. PMID: 28406578
  4. Highly stable doping of a polar polythiophene through co-processing with sulfonic acids and bistriflimide.  |  Hofmann, AI., et al. 2018. J Mater Chem C Mater. 6: 6905-6910. PMID: 30713690
  5. Increasing the Thermoelectric Power Factor of a Semiconducting Polymer by Doping from the Vapor Phase.  |  Patel, SN., et al. 2016. ACS Macro Lett. 5: 268-272. PMID: 35614719
  6. Preparation, characterization, and adhesion of monodispersed polypyrrole particles  |  A. Zelenev, W. Sonnenberg & E. Matijević. 1998. Colloid and Polymer Science. 276: 838–841.
  7. Structure and properties of plasma polymerized and 4-ethylbenzenesulfonic acid-doped polypyrrole films  |  Kouta Hosono, Ichiro Matsubara, Norimitsu Murayama, Woosuck Shin, Noriya Izu, Shuzo Kanzaki. 2003. Thin Solid Films. 441: 72-75.
  8. Effects of discharge power on the structure and electrical properties of plasma polymerized polypyrrole films  |  Kouta Hosono, Ichiro Matsubara, Norimitsu Murayama, Woosuck Shin, Noriya Izu. 2004. Materials Letters. 58: 1371-1374.
  9. The sensitivity of 4-ethylbenzenesulfonic acid-doped plasma polymerized polypyrrole films to volatile organic compounds  |  Kouta Hosono, Ichiro Matsubara, Norimitsu Murayama, Woosuck Shin, Noriya Izu. 2005. Thin Solid Films. 484: 396-399.
  10. Improved Performance of Polymer:Polymer Solar Cells by Doping Electron-Accepting Polymers with an Organosulfonic Acid  |  Sungho Nam, Minjung Shin, Hwajeong Kim, Chang-Sik Ha, Moonhor Ree, Youngkyoo Kim. 2011. Advanced Functional Materials. 21: 4527-4534.
  11. QSPR study of standard absolute entropies for gaseous organic compounds using novel molecular connectivity indexes and Ring parameter  |  Lailong Mu a, Hongmei He b. 2011. Thermochimica Acta. 526: 99-106.
  12. Primary amine-functionalized polyaniline nanothin film sensor for detecting formaldehyde  |  Sira Srinives a b, Tapan Sarkar a, Ashok Mulchandani a. 2014. Sensors and Actuators B: Chemical. 194: 255-259.
  13. Synthesis of (hemi)cellulosic lubricant base oils via catalytic coupling and deoxygenation pathways  |  Basudeb Saha *ab and Dionisios G. Vlachos ac. 2021. Green Chem.,. 23: 4916-4930.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

4-Ethylbenzenesulfonic acid, 25 g

sc-226631
25 g
$104.00