Date published: 2026-3-7

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1,3,5-Triphenyltetrazolium formazan (CAS 531-52-2)

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CAS Number:
531-52-2
Purity:
≥95%
Molecular Weight:
300.36
Molecular Formula:
C19H16N4
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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1,3,5-Triphenyltetrazolium formazan is used in biochemistry research for its ability to indicate cellular respiration and viability. In studies, this compound is employed as a colorimetric assay to determine the activity of dehydrogenase enzymes within living cells, which reduce the tetrazolium salt to a red, insoluble formazan product. This property is particularly useful in the assessment of metabolic activity and cell proliferation. Additionally, 1,3,5-Triphenyltetrazolium formazan is involved in research aimed at understanding plant pathology, where it helps to detect viable fungal biomass in infected plant tissues. Its role in distinguishing between live and dead cells also makes it useful in the evaluation of cytotoxicity and the effects of various stress conditions on cellular health.


1,3,5-Triphenyltetrazolium formazan (CAS 531-52-2) References

  1. Quantification of Triphenyl-2H-tetrazoliumchloride Reduction Activity in Bacterial Cells.  |  Defez, R., et al. 2017. Bio Protoc. 7: e2115. PMID: 34458441
  2. Tetrazolium salts and formazans.  |  Altman, FP. 1976. Prog Histochem Cytochem. 9: 1-56. PMID: 792958

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

1,3,5-Triphenyltetrazolium formazan, 10 g

sc-213519
10 g
$129.00

1,3,5-Triphenyltetrazolium formazan, 50 g

sc-213519A
50 g
$505.00