4,5,5-Trimethyl-2-oxo-2,5-dihydrofuran-3-carbonitrile CAS 13332-71-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13332-71-3 |
| Molecular Formula | C8H9NO2 |
| Molecular Weight | 151.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5,5-Trimethyl-2-oxo-2,5-dihydrofuran-3-carbonitrile (CAS 13332-71-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9NO2. Molecular weight: 151.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9NO2 |
| Molecular Weight | 151.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- Tert-butyl (2S,4R)-4-(6-aminopyridin-3-yl)-2-(hydroxymethyl)pyrrolidine-1-carboxylate (CAS 1715029-76-7)
- 3-bromo-6H-pyrido[2,3-d]pyridazin-5-one (CAS 1426245-35-3)
- N,N-Diethyl-6-hydrazinyl-3-pyridinesulfonamide (CAS 627837-60-9)
- 6-[Bromoacetamido]tetramethylrhodamine (CAS 166442-39-3)
- Vonoprazan Fumarate Impurity 40 (CAS 881676-90-0)
- Semaglutide impurity 78 (CAS CATO-C4X-222678)
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