1,2,4-Oxadiazole-3-carboxylic Acid CAS 856787-15-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 856787-15-0 |
| Molecular Formula | C3H2N2O3 |
| Molecular Weight | 114.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,2,4-Oxadiazole-3-carboxylic Acid (CAS 856787-15-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C3H2N2O3. Molecular weight: 114.06 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C3H2N2O3 |
| Molecular Weight | 114.06 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.) | 1987 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-Nitrooxazole (CAS 170696-63-6)
- butynedioic acid (CAS 142-45-0)
- 5-Oxo-4,5-dihydro-1,3,4-oxadiazole-2-carbaldehyde (CAS 1357567-93-1)
- Ethyl 3-bromo-5-[(trifluoromethyl)sulfanyl] benzoate (CAS 1208079-30-4)
- 1-Benzyl-4-(phenethylamino)piperidine-4-carbonitrile (CAS 180386-30-5)
- N-((5-((2-(2,6-Dimethylmorpholino)-2-oxoethyl)thio)-1,3,4-oxadiazol-2-yl)methyl)-4-(N,N-dimethylsulfamoyl)benzamide (CAS 872621-80-2)
- Peridine Impurity 21 (CAS CATO-C4X-239921)
- Methyl 3'-(aminomethyl)-[1,1'-biphenyl]-3-carboxylate (CAS 721939-68-0)
- 2-((2,4-Difluorophenoxy)methyl)-1,3-dioxolane (CAS 1225956-98-8)
- Palmitoyl Tripeptide-5 TFA (CAS 623172-55-4（free base）)
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