2,3-Diphenyl-5-carboxytetrazolium Chloride CAS 2118-40-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2118-40-3 |
| Molecular Formula | C14H13N4O2 Cl |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Diphenyl-5-carboxytetrazolium Chloride (CAS 2118-40-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H13N4O2 Cl. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H13N4O2 Cl |
| Molecular Weight | 304.73 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Diphenyl Standards
- Methyl 1,3-diphenyl-1H,6H-pyrrolo[2,3-c]pyrazole-5-carboxylate (CAS 1000931-16-7)
- R(+) Diphenyl Amine Dimer Impurity (CAS 10024-74-5)
- N-(4-(5,6-Diphenyl-1,2,4-triazin-3-yl)phenyl)acetamide (CAS 100321-96-8)
- (E)-1,3-Diphenyl-4-(phenyldiazenyl)-1H-pyrazol-5-amine (CAS 100644-98-2)
- 3,5-Diphenyl-1H-pyrrole-2-carboxylic acid (CAS 100784-98-3)
- Diphenyl N-[(trifluoromethyl)sulfonyl]phosphoramidate (CAS 1009647-84-0)
- 6-Methyl-1,1-diphenyl-1,3-dihydroisobenzofuran (CAS 10126-32-6)
- diphenyl(sulfanyl)-$l^{5}-phosphanethione (CAS 1015-38-9)
Recommended Standards
- Benzaldehyde, 2-hydroxy-3-(phenylmethoxy)- (CAS 86734-59-0)
- 3,4-Dimethoxybenzene-1-sulfonyl fluoride (CAS 95546-50-2)
- 2-(4-Fluorophenyl)-2-(4-oxopiperidin-1-yl)aceticacid (CAS 886363-63-9)
- Flufenacet-methylsulfone (CAS 861391-80-2)
- (S)-5-(4-Aminobutyl)-3-(4-bromophenyl)-2-thioxoimidazolidin-4-one (CAS 61357-85-5)
- Ibuprofen Impurity 95 (CAS 89878-74-0)
- Exenatide (CAS 141758-74-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com