8-Acetyl-6-methoxy-7-methyl-6H-[1,2,5]oxadiazolo[3,4-e]indole3-oxide CAS 257869-88-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 257869-88-8 |
| Molecular Formula | C12H11N3O4 |
| Molecular Weight | 261.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-Acetyl-6-methoxy-7-methyl-6H-[1,2,5]oxadiazolo[3,4-e]indole3-oxide (CAS 257869-88-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H11N3O4. Molecular weight: 261.23 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H11N3O4 |
| Molecular Weight | 261.23 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 7-Cyclopropyl-1-methyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 937657-66-4)
- Bis(2-methoxyphenyl)phosphine oxide (CAS 71360-04-8)
- 6-Amino-1-(4-methoxyphenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbaldehyde (CAS 900463-65-2)
- 1-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N-(4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)-1H-pyrrole-2-carboxamide (CAS 338397-67-4)
- 3-Fluoroisonicotinic acid (CAS 393-53-3)
- 2,3-Diamino-5-bromophenol (CAS 1628908-26-8)
- 5,7,12,14-Tetrahydroquinoxalino[2,3-b]phenazine (CAS 162039-67-0)
- 2-Chloro-4-phenyl-1,3,5-triazine (CAS 77007-96-6)
- 1-(Pyrimidin-4-yl)piperidine-4-carboxylic acid hydrochloride (CAS 179051-38-8)
- Semaglutide impurity 61 (CAS CATO-C4X-222661)
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