p-Tolyltetrazolium Red CAS 71658-33-8

Purity 97%+In StockPharmaceutical Standards
CAS No.71658-33-8
Molecular FormulaC20H17N4
Molecular Weight313.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

p-Tolyltetrazolium Red CAS 71658-33-8 chemical structure

Description

High-purity p-Tolyltetrazolium Red (CAS 71658-33-8) pharmaceutical standards reference standard. Molecular formula: C20H17N4. Molecular weight: 313.38 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC20H17N4
Molecular Weight313.38 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Nitrogen Atoms4

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