Tetrazolium Violet
Tetrazolium Violet (CAS: 1719-71-7) is a chemical compound with the molecular formula C23H17ClN4 and a molecular weight of 384.86 g/mol. It is primarily utilised as a biochemical reagent and an enzyme substrate. This compound plays a role in various biochemical assays and research applications, particularly those involving enzyme activity detection. Tech Serve Solutions supplies Tetrazolium Violet for laboratory and research purposes.
- IUPAC
- 2,5-Diphenyl-3-(1-naphthyl)tetrazolium chloride,2,5-Diphenyl-3-(α-naphthyl)tetrazolium chloride,TV
- Synonyms
- 2,5-Diphenyl-3-(1-naphthyl)tetrazolium chlorideTV2,5-Diphenyl-3-(α-naphthyl)tetrazolium chloride

Enzyme Substrate
Tetrazolium Violet serves as a chromogenic substrate in enzymatic assays. It is reduced by enzymes to form a coloured formazan product, allowing for quantitative measurement of enzyme activity.
Biochemical Research
Used in various biochemical studies and diagnostics, particularly in detecting the activity of oxidoreductase enzymes. Its ability to produce a coloured product facilitates visualisation and quantification in biological samples.
Peroxidase Substrate
Can be employed as a substrate for detecting peroxidase activity in biochemical and histochemical applications. The enzymatic reaction yields a detectable coloured precipitate.
| Molecular weight | 384.86 |
|---|---|
| Empirical formula | C23H17ClN4 |
| Assay | ≥94% (AT) |
| Melting point | 245-250 °C (dec.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Tetrazolium Violet used for?
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Tetrazolium Violet (CAS: 1719-71-7) is used as a biochemical reagent and chromogenic substrate, particularly for detecting oxidoreductase and peroxidase enzyme activity. It produces a coloured formazan product upon reduction, enabling quantitative analysis.
What is the CAS number and molecular formula for Tetrazolium Violet?
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The CAS number for Tetrazolium Violet is 1719-71-7, and its molecular formula is C23H17ClN4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetrazolium Violet with an assay of ≥94% (AT). This is a technical grade suitable for research and laboratory use. We do not represent this product as USP, BP, or EP grade.
How should Tetrazolium Violet be handled safely?
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Handle Tetrazolium Violet with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound is classified with WGK Germany 3, indicating a high hazard to water.
Is Tetrazolium Violet a controlled substance?
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The provided data does not indicate that Tetrazolium Violet (CAS: 1719-71-7) is a controlled substance.
How is Tetrazolium Violet shipped and exported by TSS?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Products like Tetrazolium Violet are carefully packed and shipped internationally according to regulatory requirements.
How can I request a sample or quote for Tetrazolium Violet?
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To request a sample or a quotation for Tetrazolium Violet, please contact our sales department through the TSS website or by telephone.
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