Date published: 2026-2-7

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3-Sulfopropyl methacrylate potassium salt (CAS 31098-21-2)

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Alternate Names:
potassium 3-(methacryloyloxy)propane-1-sulfonate
CAS Number:
31098-21-2
Purity:
≥97%
Molecular Weight:
246.32
Molecular Formula:
C7H11O5S•K
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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3-Sulfopropyl methacrylate potassium salt (SPM-K) is a versatile organosulfur compound widely employed in various scientific research applications. This colorless, water-soluble solid can be readily synthesized using commercially available starting materials. 3-Sulfopropyl methacrylate potassium salt has been utilized in diverse scientific research applications, particularly in studying protein-ligand binding and enzyme-substrate interactions. Moreover, 3-Sulfopropyl methacrylate potassium salt has proven valuable in laboratory experiments, encompassing the synthesis of organic compounds, as well as the development of innovative catalysts and reagents. A distinctive characteristic of 3-Sulfopropyl methacrylate potassium salt is its high reactivity, enabling the formation of robust covalent bonds with biological molecules, such as proteins and nucleic acids. Additionally, it can establish hydrogen bonds with small molecules and metals. These interactions are vital for the binding of 3-Sulfopropyl methacrylate potassium salt to biological molecules and the formation of stable complexes.


3-Sulfopropyl methacrylate potassium salt (CAS 31098-21-2) References

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  2. Achieving highly effective non-biofouling performance for polypropylene membranes modified by UV-induced surface graft polymerization of two oppositely charged monomers.  |  Zhao, YH., et al. 2010. J Phys Chem B. 114: 2422-9. PMID: 20121056
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  7. An investigation on the biotribocorrosion behaviour of CoCrMo alloy grafted with polyelectrolyte brush.  |  Zhang, HY., et al. 2014. Biomed Mater Eng. 24: 2151-9. PMID: 25226913
  8. Epitope imprinting of iron binding protein of Neisseria meningitidis bacteria through multiple monomers imprinting approach.  |  Gupta, N., et al. 2018. J Mol Recognit. 31: e2709. PMID: 29630761
  9. Improving the organic and biological fouling resistance and removal of pharmaceutical and personal care products through nanofiltration by using in situ radical graft polymerization.  |  Lin, YL., et al. 2018. Sci Total Environ. 635: 543-550. PMID: 29679826
  10. Promoting Lubricity and Antifouling Properties by Supramolecular-Recognition-Based Surface Grafting.  |  Xu, R., et al. 2018. Langmuir. 34: 13116-13122. PMID: 30173516
  11. Study of Oil Dewetting Ability of Superhydrophilic and Underwater Superoleophobic Surfaces from Air to Water for High-Effective Self-Cleaning Surface Designing.  |  Tang, L., et al. 2019. ACS Appl Mater Interfaces. 11: 18865-18875. PMID: 31038304
  12. Antifouling and Flux Enhancement of Reverse Osmosis Membrane by Grafting Poly (3-Sulfopropyl Methacrylate) Brushes.  |  Mushtaq, R., et al. 2021. Membranes (Basel). 11: PMID: 33803777
  13. Mitigating Silica Fouling and Improving PPCP Removal by Modified NF90 Using In Situ Radical Graft Polymerization.  |  Lin, YL., et al. 2021. Membranes (Basel). 11: PMID: 34832133
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Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

3-Sulfopropyl methacrylate potassium salt, 100 g

sc-231927
100 g
$213.00