Date published: 2025-10-16

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Chromeazurol S (CAS 1667-99-8)

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Alternate Names:
Mordant Blue29
CAS Number:
1667-99-8
Molecular Weight:
605.28
Molecular Formula:
C23H13Cl2Na3O9S
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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This metal Chromeazurol S serves a valuable purpose in the spectrophotometric determination of various metals, including beryllium, aluminum, and rare earth metals. It is particularly useful in the determination of serum iron levels. Furthermore, the complex of beryllium derived from this indicator finds application in the spectrophotometric determination of fluoride ions.


Chromeazurol S (CAS 1667-99-8) References

  1. Eukaryotic Acquisition of a Bacterial Operon.  |  Kominek, J., et al. 2019. Cell. 176: 1356-1366.e10. PMID: 30799038
  2. Regulated Iron Siderophore Production of the Halophilic Archaeon Haloferax volcanii.  |  Niessen, N. and Soppa, J. 2020. Biomolecules. 10: PMID: 32709147
  3. Structural and Biosynthetic Analysis of the Fabrubactins, Unusual Siderophores from Agrobacterium fabrum Strain C58.  |  Vinnik, V., et al. 2021. ACS Chem Biol. 16: 125-135. PMID: 33373180
  4. An Assessment of Siderophore Production, Mucoviscosity, and Mouse Infection Models for Defining the Virulence Spectrum of Hypervirulent Klebsiella pneumoniae.  |  Russo, TA., et al. 2021. mSphere. 6: PMID: 33762316
  5. Discovery of Siderophore and Metallophore Production in the Aerobic Anoxygenic Phototrophs.  |  Kuzyk, SB., et al. 2021. Microorganisms. 9: PMID: 33946921
  6. Methods for the Determination of Transition Metal Impurities in Cyclotron-Produced Radiometals.  |  Forgács, V., et al. 2022. Pharmaceuticals (Basel). 15: PMID: 35215260
  7. Systematic identification of molecular mediators of interspecies sensing in a community of two frequently coinfecting bacterial pathogens.  |  Zarrella, TM. and Khare, A. 2022. PLoS Biol. 20: e3001679. PMID: 35727825
  8. Biopriming of Maize Seeds with a Novel Bacterial Strain SH-6 to Enhance Drought Tolerance in South Korea.  |  Shaffique, S., et al. 2022. Plants (Basel). 11: PMID: 35807630
  9. Bio-Priming of Soybean with Bradyrhizobium japonicum and Bacillus megaterium: Strategy to Improve Seed Germination and the Initial Seedling Growth.  |  Miljaković, D., et al. 2022. Plants (Basel). 11: PMID: 35893631
  10. 2-Hydroxymethyl-1-methyl-5-nitroimidazole, one siderophore inhibitor, occludes quorum sensing in Pseudomonas aeruginosa.  |  Yin, L., et al. 2022. Front Cell Infect Microbiol. 12: 955952. PMID: 36159634
  11. A Disturbed Siderophore Transport Inhibits Myxobacterial Predation.  |  Dong, Y., et al. 2022. Cells. 11: PMID: 36496980
  12. Docosahexaenoic Acid Promotes Cd Excretion by Restoring the Abundance of Parabacteroides in Cd-Exposed Mice.  |  Liao, J., et al. 2023. Molecules. 28: PMID: 37241957
  13. Iron repressible outer membrane proteins of Moraxella bovis and demonstration of siderophore-like activity.  |  Fenwick, B., et al. 1996. Vet Microbiol. 48: 315-24. PMID: 9054127

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Chromeazurol S, 25 g

sc-252601
25 g
$113.00

Chromeazurol S, 100 g

sc-252601A
100 g
$301.00

Chromeazurol S, 250 g

sc-252601B
250 g
$566.00

Chromeazurol S, 1 kg

sc-252601C
1 kg
$1826.00