4,4',4'',4'''-(Ethene-1,1,2,2-tetrayl)tetraaniline CAS 78525-34-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 78525-34-5 |
| Molecular Formula | C26H24N4 |
| Molecular Weight | 392.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4',4'',4'''-(Ethene-1,1,2,2-tetrayl)tetraaniline (CAS 78525-34-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H24N4. Molecular weight: 392.50 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H24N4 |
| Molecular Weight | 392.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 1-[({5-[(3-methylphenyl)amino]-1,3,4-thiadiazol-2-yl}thio)acetyl]piperidine-4-carboxylic acid (CAS 731801-14-2)
- Atb107 (CAS 455325-51-6)
- 1,3-Dioxo-2-propylisoindoline-5-carboxylic acid (CAS 67822-76-8)
- 4-(4-methylpyrrolidin-3-yl)morpholine (CAS 1384429-55-3)
- 2-(2-Bromophenyl)-N-ethylacetamide (CAS 1150114-82-1)
- 3-((1,3,5-Trimethyl-1h-pyrazol-4-yl)oxy)propan-1-amine (CAS 1491587-53-1)
- 5,6-Dichloronicotinonitrile (CAS 65189-15-3)
- 2-(3-Formylphenyl)acetic acid (CAS 34956-29-1)
- 2-(3-Methoxy-phenyl)piperazine 2-(3-methoxyphenyl)piperazine 790164-75-9 (CAS 790164-75-9)
- Tirzepatide Impurity 19 X TFA Salt (CAS CATO-C4X-324019)
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