C19H15ClN4
334.8 g/mol
Research ReagentDanger
2,3,5-Triphenyltetrazolium chloride
CAS298-96-4EC206-071-6
Category
Research Reagent
Compound Class
Heterocycle
Primary Use
Research Compound
2,3,5-Triphenyltetrazolium chloride is a redox indicator commonly used in biochemical experiments to detect cellular respiration. It appears as a white crystalline powder that is soluble in water, ethanol, and acetone, but insoluble in ether.
Redox indicator for cellular respiration studiesBiochemical reagent for laboratory research
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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Referencesame scaffold
Iodonitrotetrazolium chloride
CAS146-68-9
Histological dye
Referencesame scaffold
2-(2-Methoxy-4-nitrophenyl)-3-(4-nitrophenyl)-5-(2,4-disulfophenyl)-2H-tetrazolium sodium salt
CAS193149-74-5
research compound
Safety Reference
Danger
H228Flammable solid
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2,3,5-Triphenyltetrazolium chloride (CAS 298-96-4) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2,3,5-triphenyltetrazol-2-ium chloride
InChIKey
PKDBCJSWQUOKDO-UHFFFAOYSA-M
SMILES
C1=CC=C(C=C1)C2=NN([N+](=N2)C3=CC=CC=C3)C4=CC=CC=C4.[Cl-]
Synonyms (33)
- PTB
- T-6940
- TPTZ
- Red tetrazolium
- TRIPHENYLTETRAZOLIUM CHLORIDE
- Tetrazole Red
- Tetrazolium Red
- Tetrazolium Red(TTC)
- Tetrazolium chloride
- Tetrzolium chloride
- Urocheck
- Uroscreen
- Vitastain
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