Methyl 5-(Benzo[d][1,3]dioxol-5-yl)isoxazole-3-carboxylate CAS 668971-48-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 668971-48-0 |
| Molecular Formula | C12H9NO5 |
| Molecular Weight | 247.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 5-(Benzo[d][1,3]dioxol-5-yl)isoxazole-3-carboxylate (CAS 668971-48-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H9NO5. Molecular weight: 247.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H9NO5 |
| Molecular Weight | 247.20 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
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- Ethyl 4-cyano-5-ethyl-3-(2-fluoro-[1,1-biphenyl]-4-yl)-1-methyl-1H-pyrrole-2-carboxylate (CAS 851193-59-4)
- Biotinyl-Pancreatic Polypeptide (human) trifluoroacetate salt (CAS 1816258-36-2)
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