Date published: 2025-11-14

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Ro 26-4550 trifluoroacetate (CAS 193744-04-6)

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Application:
Ro 26-4550 trifluoroacetate is a small-molecule IL-2 inhibitor
CAS Number:
193744-04-6
Purity:
≥98%
Molecular Weight:
560.57
Molecular Formula:
C28H31F3N4O5
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Ro 26-4550 trifluoroacetate is a competitive reversible inhibitor of interleukin-2 (IL-2) binding to its receptor (IC50 = 3 µM for inhibition of IL-2 interaction with IL-2R α-subunit). Appears to compete with IL-2Rα for its binding site on IL-2.


Ro 26-4550 trifluoroacetate (CAS 193744-04-6) References

  1. Discovery of a potent small molecule IL-2 inhibitor through fragment assembly.  |  Braisted, AC., et al. 2003. J Am Chem Soc. 125: 3714-5. PMID: 12656598
  2. CASIN and AMD3100 enhance endothelial cell proliferation, tube formation and sprouting.  |  Kalkan, BM., et al. 2020. Microvasc Res. 130: 104001. PMID: 32198058
  3. Development of small-molecule-induced fibroblast expansion technologies.  |  Sidal, H., et al. 2020. J Tissue Eng Regen Med. 14: 1476-1487. PMID: 32770632
  4. Competitive inhibition of IL-2/IL-2R has a dual effect on HSC ex vivo expansion and IL-2R (CD25) content.  |  Uslu, M., et al. 2022. Int Immunopharmacol. 110: 109035. PMID: 35834953

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Ro 26-4550 trifluoroacetate, 10 mg

sc-204888
10 mg
$300.00