4',5-Diphenyl-[1,4'-biimidazolidine]-2,2',4,5'-tetraone CAS 62371-82-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 62371-82-8 |
| Molecular Formula | C18H14N4O4 |
| Molecular Weight | 350.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4',5-Diphenyl-[1,4'-biimidazolidine]-2,2',4,5'-tetraone (CAS 62371-82-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H14N4O4. Molecular weight: 350.33 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H14N4O4 |
| Molecular Weight | 350.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 4 |
Related Diphenyl Standards
- 4-((3,6-Diphenyl-1,2,4-triazin-5-yl)oxy)benzonitrile (CAS 339013-23-9)
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- 3,5-Diphenyl-1-(1-naphthyl)formazan (CAS 1719-72-8)
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- N-(1,1-Diphenyl-2-(pyridin-4-yl)ethyl)aniline (CAS 15814-98-9)
- 2-[(4,5-Diphenyl-1,3-thiazol-2-yl)methyl]-1,3-thiazol-4-ol (CAS 860651-50-9)
- 1-(2,2-Diphenyl-1,3-benzodioxol-5-yl)-2-chloroethanone (CAS 81590-38-7)
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Recommended Standards
- 2,5-Dioxopyrrolidin-1-yl 2-(2-(tert-butoxycarbonyl)hydrazinyl)isonicotinate (CAS 870776-18-4)
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- 1-(6-Methyl-2-pyridinyl)-N-[(Z)-(4-nitrophenyl)methylidene]-1H-imidazole-4-carbohydrazide (CAS 478077-74-6)
- 4-Methyl-1-((tetrahydro-2h-pyran-4-yl)methyl)-1h-pyrazol-3-amine (CAS 1343767-30-5)
- O-(difluoromethyl)-L-serine (CAS 1373164-78-3)
- 1,4-bis[4-(11-acryloyloxyundecyloxy)benzoyloxy]-2-methylbenzene 215304-94-2 (CAS 215304-94-2)
- 4-Bromo-5-chloro-2-fluoro-N-methoxy-N-methylbenzamide (CAS 1820740-68-8)
- N-methyl-1-(3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl)methanamine dihydrochloride (CAS 1311315-17-9)
- N-(2,5-Dichlorophenyl)-2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 477330-32-8)
- D-Phe6-Tirzepatide (CAS CATO-CPTD788925)
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