2-(4-Methoxyphenyl)-6,6-dimethyl-4,8-dioxospiro[2.5]Octane-1,1-dicarbonitrile CAS 478041-28-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 478041-28-0 |
| Molecular Formula | C19H18N2O3 |
| Molecular Weight | 322.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-Methoxyphenyl)-6,6-dimethyl-4,8-dioxospiro[2.5]Octane-1,1-dicarbonitrile (CAS 478041-28-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H18N2O3. Molecular weight: 322.36 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H18N2O3 |
| Molecular Weight | 322.36 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-(2-Benzyloxycarbonylamino-2-methylpropionylamino)-2-methylpropionic acid (CAS 79775-03-4)
- 2-(5-Benzyloxy-1H-indol-3-yl)-N,N-dimethyl-2-oxoacetamide (CAS 66521-34-4)
- 2-(2-(1H-Indol-3-yl)acetamido)-3-phenylpropanoic acid (CAS 92519-27-2)
- TAS 301 (CAS 193620-69-8)
- 2,2,2-Trifluoro-N-[2-methylpiperidin-3-yl]acetamide (CAS 1807919-89-6)
- {1-[amino(pyridin-4-yl)methyl]cyclobutyl}methanol (CAS 1858609-66-1)
- 6-Nitro-1H-benzo[d]imidazol-1-amine (CAS 261710-05-8)
- Trans-4-methyl-3-phenyl-5-(phenylthio)-4,5-dihydroisoxazole (CAS 90329-01-4)
- (2-(Thiophen-3-yl)ethyl)hydrazine (CAS 1042654-39-6)
- Insulin Degludec Impurity 15 (CAS CATO-C4X-215715)
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