Ethyl 3-(pyrazin-2-yl)-1,2,4-oxadiazole-5-carboxylate CAS 1105190-97-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1105190-97-3 |
| Molecular Formula | C9H8N4O3 |
| Molecular Weight | 220.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3-(pyrazin-2-yl)-1,2,4-oxadiazole-5-carboxylate (CAS 1105190-97-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H8N4O3. Molecular weight: 220.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H8N4O3 |
| Molecular Weight | 220.18 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.) | 1989 |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- 3-(3-Pyrazin-2-yl-1,2,4-oxadiazol-5-yl)propanoic acid (CAS 849925-05-9)
- 2-(3-(Pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)acetohydrazide (CAS 175203-77-7)
- N-(Pyrazin-2-yl)-1-oxa-7-azaspiro[4.4]nonan-3-amine (CAS 1422059-34-4)
- 1-(4-Methyl-2-(pyrazin-2-yl)thiazol-5-yl)ethan-1-one (CAS 260789-23-9)
- Ethyl 3-(pyrazin-2-yl)-1H-1,2,4-triazole-5-carboxylate (CAS 1344335-45-0)
- 2-[2-(pyrazin-2-yl)-1,3-thiazol-4-yl]acetic acid (CAS 256529-20-1)
- 4-Methyl-2-(pyrazin-2-yl)thiazole-5-carboxylic acid (CAS 216959-92-1)
- 4-(Pyrazin-2-ylamino)cyclohexane-1-carboxylic acid (CAS 1183421-63-7)
Recommended Standards
- 2-(1H-1,2,3-benzotriazol-5-ylformamido)acetic acid (CAS 1099119-95-5)
- 1-(2-Furylmethyl)-6-oxo-1,6-dihydropyridazine-3-carboxylic acid (CAS 1105192-25-3)
- 2-(6-Nitro-1H-indol-1-yl)acetic acid (CAS 1095507-43-9)
- 1-(2,5-Dimethylphenyl)heptan-1-one (CAS 624286-49-3)
- N-((1,3-Dimethyl-1H-pyrazol-5-yl)methyl)heptan-1-amine hydrochloride (CAS 1856044-90-0)
- n-(4-Bromo-2-methylphenyl)-3-(furan-2-yl)propanamide (CAS 923791-96-2)
- 6-Hydroxy-2-(2-(methylamino)ethyl)pyrimidin-4(3h)-one (CAS 1341320-51-1)
- Methyl 1-Methylimidazole-4-carboxylate (CAS 17289-19-9)
- Atosiban Impurity 9 (CAS CATO-C4X-22939)
- Semaglutide impurity 29 (CAS 110990-08-4)
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