5-Oxo-2,5-dihydro-1,2,4-oxadiazole-3-carboxylic acid CAS 1257265-24-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1257265-24-9 |
| Molecular Formula | C3H2N2O4 |
| Molecular Weight | 130.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5-Oxo-2,5-dihydro-1,2,4-oxadiazole-3-carboxylic acid (CAS 1257265-24-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C3H2N2O4. Molecular weight: 130.06 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C3H2N2O4 |
| Molecular Weight | 130.06 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
Related Oxo Standards
- 4-Oxo-4,5-dihydro-1,2,5-oxadiazole-3-carboxylic acid (CAS 66313-36-8)
- 5,6-Dihydro-1,4-dioxine-2-carboxylic acid (CAS 61564-98-5)
- 5-Oxo-2,5-dihydro-1H-pyrazole-3-carboxylic Acid (CAS 37832-55-6)
- 2-Methyl-3,4-dihydro-2H-pyran-3,4-diol (CAS 53657-42-4)
- 2,5-Dihydro-2,5-dimethoxyfuran (CAS 332-77-4)
- Dihydro-2H-thiopyran-2,6(3H)-dione (CAS 168280-79-3)
- 3,5-Dihydro-2-(methylthio)-4H-imidazol-4-one (CAS 90567-37-6)
- 6-Methyl-5,6-dihydro-4H-1,3-thiazin-2-amine (CAS 1121-91-1)
Recommended Standards
- 2,3,3,3-Tetrafluoropropanal (CAS 24528-41-4)
- 4-Nitroisoxazol-5(2H)-one (CAS 145440-80-8)
- 2,2,3,3-Tetrafluoropropanal 50 wt. % in H2O (CAS 756-04-7)
- 2-(Furan-3-yl)-1H-pyrrolo[2,3-c]pyridin-1-ol (CAS 627511-03-9)
- 7-Chloro-3-(methoxymethoxy)-8-((triisopropylsilyl)ethynyl)naphthalen-1-yl trifluoromethanesulfonate (CAS 2771460-19-4)
- 2,3-Dimethylbenzofuran-6-amine (CAS 27123-67-7)
- Ethyl 5-cyclopentyl-1,2,4-oxadiazole-3-carboxylate (CAS 1341175-01-6)
- 4-((4-Fluorobenzyl)amino)benzoic acid (CAS 64260-96-4)
- 2-Fluoro-4-(trifluoromethoxy)benzamide (CAS 1240257-18-4)
- Liraglutide Impurity 17 TFA Salt (CAS CATO-C4X-199217)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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