[1,3]Dioxino[5',4':3,4]cyclopenta[1,2-c]isoxazole CAS 90350-45-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90350-45-1 |
| Molecular Formula | C8H5NO3 |
| Molecular Weight | 163.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
[1,3]Dioxino[5',4':3,4]cyclopenta[1,2-c]isoxazole (CAS 90350-45-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5NO3. Molecular weight: 163.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5NO3 |
| Molecular Weight | 163.13 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, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- [1-(2,2-difluoroethyl)-1h-1,2,4-triazol-5-yl]methanol (CAS 265643-98-9)
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- 2-Methyl-N-(2-(pyridin-2-yl)ethyl)propan-1-amine (CAS 6311-96-2)
- Methyl 5-chloro-1-(4-fluorophenyl)-3,6-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1018142-50-1)
- 3-(Cyclohex-1-en-1-yl)-1H-pyrrolo[2,3-b]pyridine (CAS 494799-64-3)
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