4-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)benzoic Acid CAS 189365-92-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 189365-92-2 |
| Molecular Formula | C9H12N2O4 |
| Molecular Weight | 212.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)benzoic Acid (CAS 189365-92-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H12N2O4. Molecular weight: 212.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H12N2O4 |
| Molecular Weight | 212.20 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Nitrogen Atoms | 2 |
Related oxo Standards
- 1031605-58-9 2-Phenyl-2,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one MFCD14281722 (CAS 1031605-58-9)
- 2-(((3-Oxo-2,3-dihydro-1H-pyrazol-4-yl)methylene)amino)benzonitrile (CAS 339020-78-9)
- 6,9-Dihydro-5H-pyrazolo[3,4-f][1,2,4]triazolo[1,5-a]quinazoline (CAS 400077-48-7)
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- 2-(7-Oxo-2,3-dihydro-7H-thiazolo[3,2-a]pyrimidin-6-yl)acetic acid (CAS 51068-07-6)
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Recommended Standards
- tert-Butyl 3-nitro-1H-pyrrole-1-carboxylate (CAS 1881322-34-4)
- acenaphthylene-1,2-dione dioxime (CAS 1932-08-7)
- 2-(3,5-Dimethoxyphenyl)-2-hydroxyacetic acid (CAS 187752-49-4)
- Cyclopropylmethyl 1H-pyrrole-2-carboxylate (CAS 685563-23-9)
- 1-(4-Ethoxyphenyl)pentan-1-amine hydrochloride (CAS 1864056-43-8)
- (E)-N'-(4-hydroxy-3-methoxybenzylidene)-1-(6-methylpyridin-2-yl)-1H-imidazole-4-carbohydrazide (CAS 478257-57-7)
- Trelagliptin Impurity (CAS CATO-C3D-1383)
- (2-Bromophenyl)(4-propylphenyl)methanol (CAS 1284417-86-2)
- 3-(Ethanesulfonyl)pyrrolidine (CAS 1378472-99-1)
- Myristoyl Pentapeptide -4 acetate (CAS 959610-30-1(free base))
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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