2-Hydroxy-5-(2-oxopyrrolidin-1-yl)benzoic acid CAS 1374407-89-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1374407-89-2 |
| Molecular Formula | C11H11NO4 |
| Molecular Weight | 221.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Hydroxy-5-(2-oxopyrrolidin-1-yl)benzoic acid (CAS 1374407-89-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H11NO4. Molecular weight: 221.21 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H11NO4 |
| Molecular Weight | 221.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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.) | 1991 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 3-Hydroxy-4-isopropyl-1H-pyrazolo[3,4-b]pyridine-6-carboxylic acid (CAS 1374407-81-4)
- Pidobenzone (p-Hydroxyphenyl 5-Oxo-L-Proline Ester) (CAS 138506-45-3)
- 1-(Furan-2-carbonyl)-1,2,5,6-tetrahydropyridine-3-carboxylic acid (CAS 1373247-06-3)
- 6-Bromo-N,N-dimethylpyrazin-2-amine (CAS 1027512-51-1)
- 3-(Azetidin-3-yl)aniline dihydrochloride (CAS 1203684-83-6)
- 2,6-Dibromo-4-formylphenyl acetate (CAS 74849-10-8)
- Tert-butyl ((1R,2S)-2-cyanocyclopropyl)carbamate (CAS 2165452-13-9)
- Methyl 2-amino-6-(4-(trifluoromethyl)pyrimidin-2-yl)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate (CAS 1427460-39-6)
- 5-Bromo-2-chloro-8-methoxyquinazoline (CAS 1388046-75-0)
- Semaglutide impurity 28 (CAS CATO-C4X-222628)
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