Isobenzofuro[4,5-d]oxazole CAS 117272-33-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 117272-33-0 |
| Molecular Formula | C9H5NO2 |
| Molecular Weight | 159.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Isobenzofuro[4,5-d]oxazole (CAS 117272-33-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H5NO2. Molecular weight: 159.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H5NO2 |
| Molecular Weight | 159.14 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Isobenzofuro Standards
- Isobenzofuro[5,6-d]oxazole (CAS 130700-87-7)
- Isobenzofuro[4,5-d]isoxazole (CAS 98822-08-3)
- Isobenzofuro[5,4-d]oxazole (CAS 214489-59-5)
- Isobenzofuro[5,6-d]isoxazole (CAS 267-37-8)
- 1H-Isobenzofuro[5,6-d]imidazole-5,7-dione (CAS 167993-16-0)
- 549-06-4 7H-Isobenzofuro(4,5-b)(1,4)benzodioxepin-11-carboxaldehyde, 1,3-dihydro-1,4-dihydroxy-10-methoxy-5,8-dimethyl-3,7-dioxo- 1,3-Dihydro-1,4-dihydroxy-10-methoxy-5,8-dimethyl-3,7-dioxo-7H-isobenzofuro(4,5-b)(1,4)benzodioxepin-11-carboxaldehyde NSC 87511 Stictic acid (CAS 549-06-4)
Recommended Standards
- 6-Hydroxy-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile (CAS 1167056-72-5)
- trans-ACBD (CAS 117488-23-0)
- 2-Oxo-2,3-dihydro-1H-pyrrolo[3,2-b]pyridine-5-carbonitrile (CAS 1167056-59-8)
- 4,5-Dimethylpicolinic acid (CAS 802256-42-4)
- 4-(3-Nitrophenoxy)benzoic acid (CAS 99847-17-3)
- 6-Chloro-4-hydrazinyl-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine (CAS 2080412-73-1)
- 6-Bromo-3-(bromomethyl)-2-chloropyridine (CAS 1227509-75-2)
- 2-((3,4-Difluorophenyl)amino)-3a,4,6,6a-tetrahydrothieno[3,4-d]thiazole 5,5-dioxide (CAS 866015-26-1)
- 2-Chloro-1-(1-ethyl-2,5-dimethyl-1H-pyrrol-3-yl)ethanone (CAS 784172-19-6)
- Semaglutide impurity 29 (CAS 1188328-22-4)
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