4-(1,2,4-Oxadiazol-5-yl)benzoic acid CAS 1557358-41-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1557358-41-4 |
| Molecular Formula | C9H6N2O3 |
| Molecular Weight | 190.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(1,2,4-Oxadiazol-5-yl)benzoic acid (CAS 1557358-41-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H6N2O3. Molecular weight: 190.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H6N2O3 |
| Molecular Weight | 190.16 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 2 |
Related Oxadiazol Standards
- 3-(1,3,4-Oxadiazol-2-yl)benzoic acid (CAS 1176505-26-2)
- 2-(1,3,4-Oxadiazol-2-yl)benzoic Acid (CAS 1211587-20-0)
- 2-(1,2,4-Oxadiazol-5-yl)benzoic Acid (CAS 1250245-87-4)
- 3-(1,2,4-Oxadiazol-3-yl)benzoic acid (CAS 912577-30-1)
- 4-(1,2,4-Oxadiazol-3-yl)benzoic acid (CAS 340736-83-6)
- 4-(1,3,4-Oxadiazol-2-yl)benzoic acid (CAS 59663-66-0)
- (5-Methyl-1,2,4-oxadiazol-3-yl)(pyridin-3-yl)methanamine (CAS 1154388-22-3)
- (6-(5-Methyl-1,3,4-oxadiazol-2-yl)pyridin-3-yl)methanamine (CAS 1308648-69-2)
Recommended Standards
- 6,8-Dihydrobenzo[1,2-d:3,4-d']diimidazole-2,7(1H,3H)-dione (CAS 154010-80-7)
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- 6-(1h-Imidazol-1-yl)pyrazine-2-carboxylic acid (CAS 1534898-66-2)
- (D-Arg0,Hyp3,β-(2-thienyl)-Ala5·8,D-Phe7)-Bradykinin (CAS 103412-36-8)
- 5-(2,5-Dichlorophenyl)-1h-pyrazole-4-carboxylic acid (CAS 1152543-60-6)
- 5-fluoro-1,3-dimethyl-4,6-dinitro-2,3-dihydro-1H-1,3-benzodiazol-2-one (CAS 1803602-03-0)
- 1-(3-Chloro-4-methoxyphenyl)ethan-1-one (CAS 37612-52-5)
- N-Hexyl-6-methyl-2-(propan-2-yl)pyrimidin-4-amine (CAS 604790-51-4)
- 7-Benzyl-1H-pyrrolo[2,3-b]pyridin-7-ium bromide (CAS 75614-71-0)
- Peptide Fmoc-Thi-Thi-OH (CAS CATO-CPTD788552)
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