Date published: 2025-11-14

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Variamine Blue RT Salt (CAS 4477-28-5)

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Alternate Names:
4-Aminodiphenylamine diazonium sulfate; 4-Diazodiphenylamine sulfate; Azoic Diazo No. 22
Application:
Variamine Blue RT Salt is a stain with color index: 37240
CAS Number:
4477-28-5
Purity:
≥98%
Molecular Weight:
293.30
Molecular Formula:
C6H5NHC6H4N2•HSO4
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Variamine Blue RT Salt is an intriguing organic compound comprising benzene, diazonium, phenylamino, and sulfate in a balanced 1:1 ratio. It is referred to by alternative names such as 4-phenylaminobenzenediazonium sulfate, 4-phenylaminobenzenediazonium sulfate (1:1), 4-phenylaminobenzenediazonium sulfate salt, and 4-phenylaminobenzenediazonium sulfate (1:1). This compound serves as a valuable asset in diverse scientific research applications, particularly in biochemical studies. Within the realm of scientific research, Variamine Blue RT Salt finds application in the synthesis of various organic compounds, including dyes and pigments. Furthermore, it contributes to the production of polymers like polyurethanes and polyesters. Additionally, this compound plays a role in the synthesis of biological compounds. While the exact mechanism of action of Variamine Blue RT Salt remains partially understood, it is believed that the compound initiates a reaction with the sulfate group, resulting in the formation of a diazonium salt. Subsequently, this diazonium salt can engage in further reactions with other compounds. This fundamental reaction serves as the basis for the synthesis of a wide array of organic compounds, polymers, and biological compounds.


Variamine Blue RT Salt (CAS 4477-28-5) References

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  2. Glycosylation differences contribute to distinct catalytic properties among bone alkaline phosphatase isoforms.  |  Halling Linder, C., et al. 2009. Bone. 45: 987-93. PMID: 19631305
  3. Myofiber apoptosis occurs in the inflammation and regeneration phase following eccentric contractions in rats.  |  Sudo, M. and Kano, Y. 2009. J Physiol Sci. 59: 405-12. PMID: 19636670
  4. Isozyme profile and tissue-origin of alkaline phosphatases in mouse serum.  |  Halling Linder, C., et al. 2013. Bone. 53: 399-408. PMID: 23313280
  5. A novel amperometric biosensor based on covalently attached multilayer assemblies of gold nanoparticles, diazo-resins and acetylcholinesterase for the detection of organophosphorus pesticides.  |  Jiang, B., et al. 2018. Talanta. 183: 114-121. PMID: 29567153
  6. A study on alkaline phosphatase in cornea of various animals with special regard to keratocytes.  |  Cejková, J. and Bolková, A. 1977. Albrecht Von Graefes Arch Klin Exp Ophthalmol. 204: 209-14. PMID: 304321
  7. Biochemical and histochemical response to a complete epithelial denudation of the rabbit cornea. Alkaline and acid phosphatase.  |  Bolková, A. and Cejková, J. 1978. Albrecht Von Graefes Arch Klin Exp Ophthalmol. 209: 137-43. PMID: 311168
  8. Reprint of: Purification and Characterization of an Extracellular Mn(ll)-Dependent Peroxidase from the Lignin-Degrading Basidiomycete, Phanerochaete chrysosporium.  |  K Glenn, J. and H Gold, M. 2022. Arch Biochem Biophys. 726: 109251. PMID: 35680439
  9. Point-of-care assay platform for uric acid, urea, and triglycerides with a microfluidic paper device (μPAD) controlled by stimulus-sensitive valves.  |  Fernández-Ramos, MD., et al. 2023. Talanta. 254: 124189. PMID: 36525868
  10. Mn(II) oxidation is the principal function of the extracellular Mn-peroxidase from Phanerochaete chrysosporium.  |  Glenn, JK., et al. 1986. Arch Biochem Biophys. 251: 688-96. PMID: 3800395
  11. Purification and characterization of an extracellular Mn(II)-dependent peroxidase from the lignin-degrading basidiomycete, Phanerochaete chrysosporium.  |  Glenn, JK. and Gold, MH. 1985. Arch Biochem Biophys. 242: 329-41. PMID: 4062285
  12. Uneven distribution of alkaline phosphatase in individual layers of rabbit and ox cornea. Histochemical and biochemical study.  |  Lojda, Z., et al. 1976. Histochemistry. 49: 237-43. PMID: 62736
  13. Changes in alkaline and acid phosphatases of the rabbit cornea following experimental exposure to ethanol and acetone: a biochemical and histochemical study.  |  Bolková, A. and Cejková, J. 1983. Graefes Arch Clin Exp Ophthalmol. 220: 96-9. PMID: 6862191
  14. Fabrication of Covalently Attached Multilayer Film Electrode Containing Iron Porphyrin and Its Electrocatalysis Toward Sulfite  |  Xiaofang Li, Yaqin Fu, Changqing Sun. 2003. Electroanalysis. 15: 1707-1712.
  15. Covalent modification of a glassy carbon surface by electrochemical oxidation of r-aminobenzene sulfonic acid in aqueous solution  |  Xiaofang Li, Yi Wan, Changqing Sun. 2004. Journal of Electroanalytical Chemistry. 569: 79-87.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Variamine Blue RT Salt, 25 g

sc-220371
25 g
$90.00