Ethyl isoxazole-5-carboxylate CAS 173850-41-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 173850-41-4 |
| Molecular Formula | C6H7NO3 |
| Molecular Weight | 141.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl isoxazole-5-carboxylate (CAS 173850-41-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H7NO3. Molecular weight: 141.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H7NO3 |
| Molecular Weight | 141.12 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Ethyl isoxazole-4-carboxylate (CAS 80370-40-7)
- 3-methyl-isoxazole-5-boronic acid (CAS 1190875-27-4)
- Isoxazole-4-carbonyl chloride (CAS 62348-15-6)
- 1,1'-(Isoxazole-3,5-diyl)diethanone (CAS 68659-04-1)
- Isoxazole-3-carbothioamide (CAS 886371-53-5)
- Isoxazole-4-carbothioamide (CAS 885274-81-7)
- Isoxazole-3,5-dicarboxamide (CAS 873962-83-5)
- Isoxazole-4-acetic Acid (CAS 141679-57-4)
Recommended Standards
- 2-Oxiranylmethyl 2-cyanoacetate (CAS 172292-80-7)
- 3-(Methoxymethyl)isoxazole-5-carbaldehyde (CAS 1785043-38-0)
- 2-Amino-2-(furan-2-yl)acetic acid (CAS 17119-54-9)
- cis-3-ethoxytetrahydropyran-4-amine;hydrochloride (CAS 2702457-73-4)
- D-Pro (10)-Terlipressin (CAS CATO-C4X-219332)
- [2,2'-Bifuran]-5-carboxylic acid (CAS 856122-70-8)
- c-GpAp (CAS 849214-04-6)
- 3-Benzyl-2-methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one (CAS 1708428-12-9)
- 4-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[c][1,2,5]thiadiazole (CAS 2818960-21-1)
- TRAF6 Control Peptide trifluoroacetate salt (CAS 852690-80-3)
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