Cas no 298-96-4 (Tetrazolium Red)

Tetrazolium Red (2,3,5-Triphenyltetrazolium chloride) is a redox indicator widely used in biochemical and microbiological assays to assess cell viability and metabolic activity. Its key advantage lies in its ability to form a water-insoluble, red formazan precipitate upon reduction by dehydrogenases in living cells, providing a clear visual and spectrophotometric endpoint. The compound is particularly valued for its high sensitivity and specificity in detecting viable cells, making it indispensable in cytotoxicity studies, seed viability tests, and enzyme activity assays. Its stability and reproducibility under controlled conditions further enhance its utility in quantitative research applications.
Tetrazolium Red structure
Tetrazolium Red structure
Product Name:Tetrazolium Red
CAS No:298-96-4
MF:C19H15ClN4
MW:334.8022
MDL:MFCD00011963
CID:36725
PubChem ID:9283
Update Time:2025-11-25

Tetrazolium Red Chemical and Physical Properties

Names and Identifiers

    • 2,3,5-Triphenyltetrazolium chloride
    • TTC
    • 2,3,5-Triphenyltetrazolium
    • RARECHEM AH BS 0067
    • THIOTRIAZINONE
    • TETRAZOLIUM CHLORIDE
    • TETRAZOLE RED
    • TETRAZOLIUM RED
    • TETRAZOLIUM RED CHLORIDE
    • TETRAZOLIUM SALT
    • TRIPHENYLTETRAZOLIUM CHLORIDE
    • 2,3,5-Triphenyl-2H-t
    • 2,3,5-Triphenyl-2H-tetrazolium chloride
    • 2.3.5-Triphenyl-2H-tetrazoliumchloride
    • 2,3,5-tetraphenyltetrazolium chloride
    • Red tetrazolium
    • TPTZ
    • TPTZ,TTZ,Tetrazolium Red
    • TTL
    • TTZ
    • urocheck
    • uroscreen
    • vitastain
    • Tetrzolium chloride
    • 2,3,5-triphenyl-2h-tetrazol-3-ium chloride
    • 1,3,5-Triphenyltetrazolium chloride
    • 1,3,5-Triphenyl-2H-tetrazolium chloride
    • MLS002702520
    • TT
    • D25727K0RB
    • 2H-Tetrazolium, 2,3,5-triphenyl-, chloride (1:1)
    • PTB
    • 2,3,5-Triphenyltetrazolium chloride Standard Solution
    • NSC 5053
    • CHEMBL401540
    • AI3-50893
    • DS-13606
    • 1,5-Triphenyltetrazolium chloride
    • J-670027
    • UNII-D25727K0RB
    • NSC-5053
    • Z104473956
    • T-6940
    • CHEBI:78019
    • 2,3,5-Triphenyltetrazolium chloride, JIS special grade, 98.0-102.0%
    • AKOS001445309
    • 2,5-Triphenyltetrazolium chloride
    • 2H-Tetrazolium,3,5-triphenyl-, chloride
    • NSC5053
    • Red tetrazolium 2,3,5-Triphenyl tetrazolium chloride
    • 2,3,5-Triphenyltetrazolium chloride;TPTZ;TTC
    • HMS1412L21
    • SCHEMBL33487
    • DTXSID30889340
    • HY-D0714
    • T0520
    • 2,3,5-Triphenyltetrazolium chloride, >=99.0% (AT)
    • triphenyl-3H-1,2lambda5,3,4-tetrazol-2-ylium chloride
    • triphenyl tetrazolium chloride
    • F20368
    • 2,3,5-Triphenyl-2H-tetrazoliumchloride
    • EN300-19475
    • 2,5-Triphenyl-2H-tetrazolium chloride
    • TetrazoliumRed
    • EINECS 206-071-6
    • CS-3521
    • DB-047670
    • Cambridge id 5252916
    • 1,5-Triphenyl-2H-tetrazolium chloride
    • 2,3,5-Triphenyltetrazolium chloride, >=95%
    • Q415248
    • 298-96-4
    • TRIPHENYLTETRAZOLIUM CHLORIDE [MI]
    • SY061570
    • J-610013
    • AC-37040
    • MFCD00011963
    • 2,3,5-TRIPHENYL-2H-TETRAZOLIUM CHLORIDE (1:1)
    • BCP15017
    • PKDBCJSWQUOKDO-UHFFFAOYSA-M
    • SMR001566133
    • 2,3,5-triphenyltetrazol-2-ium;chloride
    • Tetrazolium Red
    • MDL: MFCD00011963
    • Inchi: 1S/C19H15N4.ClH/c1-4-10-16(11-5-1)19-20-22(17-12-6-2-7-13-17)23(21-19)18-14-8-3-9-15-18;/h1-15H;1H/q+1;/p-1
    • InChI Key: PKDBCJSWQUOKDO-UHFFFAOYSA-M
    • SMILES: [Cl-].[N+]1(C2C([H])=C([H])C([H])=C([H])C=2[H])=NC(C2C([H])=C([H])C([H])=C([H])C=2[H])=NN1C1C([H])=C([H])C([H])=C([H])C=1[H]
    • BRN: 3923356

Computed Properties

  • Exact Mass: 334.09900
  • Monoisotopic Mass: 334.098524
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 24
  • Rotatable Bond Count: 3
  • Complexity: 330
  • Covalently-Bonded Unit Count: 2
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: nothing
  • Topological Polar Surface Area: 34.6

Experimental Properties

  • Color/Form: White to yellowish crystalline powder
  • Density: 1.1704 (rough estimate)
  • Melting Point: 245 oC
  • Boiling Point: 490.96°C (rough estimate)
  • Flash Point: 91.7°C
  • Refractive Index: 1.6110 (estimate)
  • Solubility: H2O: may be clear to slightly hazy
  • Water Partition Coefficient: Soluble in water, ethanol and acetone. Insoluble in ether.
  • Stability/Shelf Life: Stable. Light sensitive. Protect from moisture. Incompatible with strong oxidizing agents.
  • PSA: 34.59000
  • LogP: 0.21500
  • Merck: 9744
  • Sensitiveness: Light Sensitive & Hygroscopic
  • λmax: 247 nm
  • Solubility: Soluble in water, ethanol and acetone, insoluble in ether

Tetrazolium Red Security Information

  • Symbol: GHS07
  • Prompt:warning
  • Signal Word:Warning
  • Hazard Statement: H315.H319,H335
  • Warning Statement: P261,P305+P351+P338
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Hazard Category Code: 36/37/38
  • Safety Instruction: S26-S36
  • FLUKA BRAND F CODES:3-8-10
  • RTECS:XF8100000
  • Hazardous Material Identification: Xi
  • TSCA:Yes
  • Storage Condition:4°C, protect from light
  • Risk Phrases:R36/37/38

Tetrazolium Red Customs Data

  • Customs Data:

    China Customs Code:

    2933990090

    Overview:

    2933990090. Other heterocyclic compounds containing only nitrogen heteroatoms. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Tetrazolium Red Pricemore >>

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Tetrazolium Red Suppliers

Amadis Chemical Company Limited
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(CAS:298-96-4)Tetrazolium Red
Order Number:A820099
Stock Status:in Stock
Quantity:100g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 05:11
Price ($):154.0
Tiancheng Chemical (Jiangsu) Co., Ltd
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(CAS:298-96-4)2,3,5-Triphenyltetrazolium chloride
Order Number:LE18863;LE2003;LE5868621
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:20
Price ($):discuss personally
Suzhou Senfeida Chemical Co., Ltd
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(CAS:298-96-4)2,3,5-Triphenyltetrazolium chloride
Order Number:sfd21579
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:39
Price ($):discuss personally

Tetrazolium Red Spectrogram

1H NMR 300 MHz DMSO
1H NMR
13C NMR
13C NMR

Tetrazolium Red Related Literature

Additional information on Tetrazolium Red

Properties and Applications of Tetrazolium Red (CAS No 298-96-4)

Tetrazolium Red, with the chemical name 2,3,5-triphenyltetrazolium chloride, is a compound characterized by its distinctive red coloration when reduced. This property makes it a valuable tool in biochemical and pharmacological research. The molecular structure of Tetrazolium Red (CAS No 298-96-4) consists of a tetrazole ring substituted with three phenyl groups, which contributes to its stability and reactivity in various biological systems. The compound is widely recognized for its applications in assessing cellular viability, particularly in the context of mitochondrial function and oxidative stress studies.

The significance of Tetrazolium Red (CAS No 298-96-4) lies in its ability to be reduced by viable cells to form water-insoluble formazan crystals. This reaction is highly dependent on the integrity of the cell membrane and mitochondrial function, making it an effective marker for cell viability. Recent advancements in the field have highlighted its utility in high-content screening (HCS) platforms, where automated imaging techniques are employed to quantify cellular responses to various pharmacological compounds. The high sensitivity and specificity of Tetrazolium Red (CAS No 298-96-4) have made it a preferred choice for researchers studying drug-induced toxicity and efficacy.

In recent years, Tetrazolium Red (CAS No 298-96-4) has been increasingly utilized in the investigation of neurodegenerative diseases. Studies have demonstrated its potential in evaluating the impact of oxidative stress on neuronal cells, which are particularly susceptible to damage in conditions such as Alzheimer's disease and Parkinson's disease. The ability to visualize and quantify formazan formation within neuronal cultures has provided researchers with a powerful tool to screen novel therapeutic agents aimed at mitigating oxidative damage. Furthermore, the compound has been employed in studies examining the effects of inflammation on cellular metabolism, offering insights into the complex interplay between these processes.

Another emerging application of Tetrazolium Red (CAS No 298-96-4) is in the field of cancer research. Researchers have leveraged its properties to assess the sensitivity of tumor cells to chemotherapeutic agents. By monitoring changes in formazan crystal formation, scientists can evaluate the effectiveness of different treatment regimens and identify potential resistance mechanisms. Additionally, Tetrazolium Red (CAS No 298-96-4) has been used in studies exploring the role of microenvironmental factors in cancer progression. The compound's ability to differentiate between viable and necrotic cells has provided valuable data on how tumor microenvironmental conditions influence therapeutic response.

The versatility of Tetrazolium Red (CAS No 298-96-4) extends beyond academic research into industrial applications. In biotechnology, it is used for quality control purposes during the production of pharmaceuticals and biopharmaceuticals. The compound's consistent reaction profile ensures that products meet stringent viability standards before being released for clinical use. Moreover, its compatibility with various assay formats makes it an ideal candidate for large-scale screening programs aimed at identifying novel bioactive compounds.

From a chemical perspective, Tetrazolium Red (CAS No 298-96-4) exhibits interesting photophysical properties that have been explored in optogenetics and bioimaging research. Its ability to generate luminescent formazan derivatives upon reduction has opened new avenues for developing fluorescent probes used in real-time cellular imaging. These probes are particularly useful for studying dynamic processes such as cell signaling and metabolic activity, providing researchers with unprecedented insights into cellular mechanisms at a molecular level.

The environmental impact of using Tetrazolium Red (CAS No 298-96-4) has also been a subject of interest. Studies have shown that while the compound is highly effective in biological assays, its degradation products are non-toxic and easily removable from aqueous systems. This characteristic makes it an environmentally friendly choice for laboratory applications, aligning with growing concerns about sustainable research practices. Efforts are ongoing to optimize waste management protocols involving Tetrazolium Red (CAS No 298-96-4) to minimize environmental footprint while maintaining assay integrity.

In conclusion, Tetrazolium Red (CAS No 298-96-4) remains a cornerstone compound in biomedical research due to its multifaceted applications and reliability. Its role in assessing cellular viability, investigating disease mechanisms, and developing novel therapeutics underscores its importance in advancing scientific knowledge. As research methodologies continue to evolve, the utility of Tetrazolium Red (CAS No 298-96-4) is expected to expand further, solidifying its position as an indispensable tool for researchers worldwide.

Recommended suppliers
Amadis Chemical Company Limited
(CAS:298-96-4)Tetrazolium Red
A820099
Purity:99%
Quantity:100g
Price ($):154.0
Email
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:298-96-4)2,3,5-Triphenyltetrazolium chloride
LE18863;LE2003;LE5868621
Purity:99%/99%/99%
Quantity:25KG,200KG,1000KG/25KG,200KG,1000KG/25KG,200KG,1000KG
Price ($):Inquiry/Inquiry/Inquiry
Email