Date published: 2026-3-18

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Cesium trifluoroacetate (CAS 21907-50-6)

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CAS Number:
21907-50-6
Molecular Weight:
245.92
Molecular Formula:
C2CsF3O2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Cesium trifluoroacetate (CsTFA) is used for a variety of purposes, such as in the synthesis of organic compounds, as a catalyst in chemical reactions, and as a reagent for the preparation of fluorinated compounds. Additionally, it is used as a source of fluoride ions in the study of fluoride-mediated reactions. Moreover, Cesium trifluoroacetate is employed to study ion-exchange reactions, electrochemical processes, and to synthesize polymers.


Cesium trifluoroacetate (CAS 21907-50-6) References

  1. Purification of mucin glycoproteins by density gradient centrifugation in cesium trifluoroacetate.  |  Devaraj, N., et al. 1992. Anal Biochem. 206: 142-6. PMID: 1456426
  2. Isolation of DNA-free RNA, DNA, and proteins by cesium trifluoroacetate centrifugation.  |  Zhang, H., et al. 2003. Biochem Biophys Res Commun. 312: 131-7. PMID: 14630030
  3. Extraction and isolation of mRNA from adult articular cartilage.  |  Adams, ME., et al. 1992. Anal Biochem. 202: 89-95. PMID: 1621990
  4. DNA Isolation and GC Base Composition of Four Root-knot Nematode (Meloidogyne spp.) Genomes.  |  Pableo, EC., et al. 1988. J Nematol. 20: 1-8. PMID: 19290179
  5. Regioselective oxidative coupling reactions of 3-substituted thiophenes with arylboronic acids.  |  Schnapperelle, I., et al. 2011. Org Lett. 13: 3640-3. PMID: 21688860
  6. Isolation of proteoglycans using phenol extraction and isopycnic centrifugation in cesium trifluoroacetate.  |  McBain, JA. and Mueller, GC. 1990. Anal Biochem. 188: 203-13. PMID: 2221363
  7. Simultaneous banding of rat embryo DNA, RNA, and protein in cesium trifluoroacetate gradients.  |  Mirkes, PE. 1985. Anal Biochem. 148: 376-83. PMID: 2415019
  8. RNA Isolation from Articular Cartilage Tissue.  |  Zheng, H. and McAlinden, A. 2021. Methods Mol Biol. 2245: 121-133. PMID: 33315199
  9. Identification of the RNA polymerase-binding site on genome RNA of influenza virus.  |  Honda, A., et al. 1987. J Biochem. 102: 1241-9. PMID: 3436966
  10. Do it yourself! - Initial experiences with self-synthesized CsTFA for RNA-SIP analyses.  |  Weis, S., et al. 2022. J Microbiol Methods. 194: 106432. PMID: 35134450
  11. Purification and enzymatic properties of an RNA polymerase-RNA complex from influenza virus.  |  Kato, A., et al. 1985. Virus Res. 3: 115-27. PMID: 3840635
  12. Isolation of bacterial plasmids by density gradient centrifugation in cesium trifluoroacetate (CsTFA) without the use of ethidium bromide.  |  Andersson, K. and Hjorth, R. 1985. Plasmid. 13: 78-80. PMID: 3887442
  13. An improved rapid method for purification of herpes simplex virus DNA using cesium trifluoroacetate.  |  Ling, JY., et al. 1996. J Virol Methods. 58: 193-8. PMID: 8783165

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Cesium trifluoroacetate, 10 g

sc-268685
10 g
$60.00

Cesium trifluoroacetate, 50 g

sc-268685A
50 g
$257.00