1,1'-Diethyl-[3,3'-bidibenzo[cd,g]indazole]-6,6'(1H,1'H)-dione CAS 4203-77-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4203-77-4 |
| Molecular Formula | C32H22N4O2 |
| Molecular Weight | 494.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,1'-Diethyl-[3,3'-bidibenzo[cd,g]indazole]-6,6'(1H,1'H)-dione (CAS 4203-77-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C32H22N4O2. Molecular weight: 494.54 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C32H22N4O2 |
| Molecular Weight | 494.54 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 24.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 4 |
Related Diethyl Standards
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- 3,5-Diethyl 6-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}-2-oxo-1,2-dihydropyridine-3,5-dicarboxylate (CAS 478030-87-4)
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Recommended Standards
- (S)-[1,1'-Binaphthalene]-2,2'-diyl dibenzoate (CAS 291772-40-2)
- 1,5-Dihydro-2-imino-1-[2-(4-methoxyphenyl)ethyl]-10-methyl-5-oxo-N-(3-pyridinylmethyl)-2H-dipyrido[1,2-a:2′,3′-d]pyrimidine-3-carboxamide (CAS 840498-67-1)
- (1R)-3,3'-Diphenyl[1,1'-binaphthalene]-2,2'-dicarboxylic acid (CAS 950889-62-0)
- Manganese Bisglycinate (CAS 14281-77-7)
- Ammonium Acetate (CAS 631-61-8)
- 4-(Acridin-9-ylamino)-N-(pyrimidin-2-yl)benzenesulfonamide (CAS 78356-81-7)
- n1-Cyclopropyl-n1-(2-methoxyethyl)ethane-1,2-diamine (CAS 1250363-22-4)
- Vilanterol Impurity 33 (CAS CATO-C4X-193533)
- Ethyl 3-(1H-indazol-6-yl)propanoate (CAS 885271-20-5)
- Des-[Gly]31-Semaglutide(x TFA Salt) (CAS 873874-39-6(free base))
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