Methyl 1,2,4-oxadiazole-3-carboxylate CAS 89032-81-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89032-81-5 |
| Molecular Formula | C4H4N2O3 |
| Molecular Weight | 128.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 1,2,4-oxadiazole-3-carboxylate (CAS 89032-81-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H4N2O3. Molecular weight: 128.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H4N2O3 |
| Molecular Weight | 128.09 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.) | 1982 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 5-Methyl-1,2,4-oxadiazole-3-carboxylic Acid (CAS 19703-92-5)
- 1,2,4-Oxadiazole-3-carbohydrazide (CAS 39512-60-2)
- 3-Methyl-1,2,4-oxadiazole-5-carboxylic acid (CAS 944906-32-5)
- 5-Methyl-1,3,4-oxadiazole-2-carboxylic Acid (CAS 518048-06-1)
- 4-Methyl-1,2,5-oxadiazole-3-carboxamide (CAS 32551-33-0)
- 5-methyl-1,3,4-oxadiazole-2-carboxamide (CAS 99367-45-0)
- 1,2,4-Oxadiazole-3-carbothioamide 2425AE 39512-80-6 C3H3N3OS (CAS 39512-80-6)
- 2-Butyl-1,3,4-oxadiazole (CAS 944892-25-5)
Recommended Standards
- 5-Oxo-4,5-dihydro-1h-pyrazole-3-carboxylic acid (CAS 71173-77-8)
- Methyl 2-Cyano-2-oximinoacetate (CAS 61295-92-9)
- 5-Nitro-1H-imidazol-4-amine (CAS 82039-90-5)
- 4-(Aminomethyl)picolinonitrile (CAS 858362-83-1)
- 4-Hexylaniline hydrochloride (CAS 239118-32-2)
- (1-(Cyclobutylmethyl)-1H-1,2,3-triazol-4-yl)methanamine (CAS 1488790-96-0)
- N-(7H-purin-6-yl)isobutyramide (CAS 109153-46-0)
- 1-(3-Fluorophenyl)-5-methyl-1H-1,2,3-triazole-4-carbothioamide (CAS 1019187-19-9)
- 2-Methyl-6-(3-thienyl)pyridine (CAS 56421-83-1)
- Hexapeptide-1 (CAS CATO-CPTD788821)
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