2,3-Di(p-tolyl)-5-phenyltetrazolium Chloride CAS 104497-77-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 104497-77-0 |
| Molecular Formula | C21H19N4 Cl |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Di(p-tolyl)-5-phenyltetrazolium Chloride (CAS 104497-77-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H19N4 Cl. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H19N4 Cl |
| Molecular Weight | 362.86 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Recommended Standards
- IEICO-4F (CAS 2089044-02-8)
- (S)-1-((S)-2-(((S)-1-Carboxy-3-phenylpropyl)amino)-6-(N'-(4-hydroxyphenyl)formimidamido)hexanoyl)pyrrolidine-2-carboxylic acid (CAS 92234-10-1)
- 1,1,3-Trimethylthiourea (CAS 2489-77-2)
- 5-Bromo-3-fluoro-2-nitrobenzamide (CAS 1805030-52-7)
- 1-(4-Propoxyphenyl)-2,5-dihydro-1h-pyrrole-2,5-dione (CAS 89143-07-7)
- 3-Nitro-5-(trifluoromethyl)pyridin-2-amine (CAS 53359-69-6)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
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