5-(4-Amino-3-methoxyphenyl)-1,3,4-oxadiazol-2(3H)-one CAS 648917-63-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 648917-63-9 |
| Molecular Formula | C9H9N3O3 |
| Molecular Weight | 207.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Amino-3-methoxyphenyl)-1,3,4-oxadiazol-2(3H)-one (CAS 648917-63-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H9N3O3. Molecular weight: 207.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H9N3O3 |
| Molecular Weight | 207.19 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.) | 1985 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 5-(1-Ethyl-1h-pyrazol-4-yl)isoxazole-3-carboxylic acid (CAS 957487-31-9)
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- 5-(1,5-Dimethyl-1H-pyrazol-4-yl)isoxazole-3-carboxylic acid (CAS 957312-71-9)
- 2-(1-(4-Methoxyphenyl)-3,3-bis(methylthio)allylidene)malononitrile (CAS 64573-34-8)
- N-(2-chloro-5-(trifluoromethyl)phenyl)-N-(methylsulfonyl)glycine (CAS 431908-96-2)
- ((2R,4R)-4-Aminotetrahydro-2H-pyran-2-yl)methanol (CAS 2770895-08-2)
- N1-(Isoxazol-3-yl)-N2-(2-methoxybenzyl)oxalamide (CAS 899743-92-1)
- (R)-(2-Methyloxiran-2-yl)methyl 4-nitrobenzenesulfonate (CAS 683276-64-4)
- 6-Dodecanoate-1,4-anhydro-D-glucitol (CAS 5959-89-7)
- D-Ser32-Tirzepatide (CAS CATO-CPTD788692)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com