Methyl 5-(3-Methoxyphenyl)isoxazole-3-carboxylate CAS 517870-19-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 517870-19-8 |
| Molecular Formula | C12H11NO4 |
| Molecular Weight | 233.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 5-(3-Methoxyphenyl)isoxazole-3-carboxylate (CAS 517870-19-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H11NO4. Molecular weight: 233.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H11NO4 |
| Molecular Weight | 233.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1984 |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- [5-(4-Methoxyphenyl)isoxazol-3-yl]acetic acid (CAS 1018584-41-2)
- [5-(3-Methoxyphenyl)isoxazol-3-yl]acetic acid (CAS 1018584-61-6)
- N-(5-(4-Methoxyphenyl)-1,2,4-oxadiazol-3-yl)acetamide (CAS 124573-17-7)
- Methyl 2-(4-methoxyphenyl)oxazole-4-carboxylate (CAS 154405-98-8)
- 1-(3-Methoxyphenyl)-5-methyl-1h-1,2,3-triazole-4-carboxylic acid (CAS 386264-51-3)
- 1-(4-Methoxyphenyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 4916-13-6)
- 1-(4-Methoxyphenyl)-5-methyl-1h-1,2,3-triazole-4-carboxylic acid (CAS 31802-54-7)
- 2-(3-Methoxyphenyl)-5-methyloxazole-4-carboxylic acid (CAS 355020-54-1)
Recommended Standards
- Methyl 5-(2-Methoxyphenyl)isoxazole-3-carboxylate (CAS 668971-17-3)
- Methyl 5-(4-hydroxyphenyl)-3-methylisoxazole-4-carboxylate (CAS 2112393-11-8)
- Methyl 4-hydroxy-8-methoxyquinoline-2-carboxylate (CAS 4008-46-2)
- 2-Mercapto-3-(4-methoxyphenyl)-3,5,6,7,8,9-hexahydro-4h-cyclohepta[4,5]thieno[2,3-d]pyrimidin-4-one (CAS 309741-47-7)
- 2-Propenoic acid, 2-methyl-, dodecyl ester, polymer with 2-hydroxyethyl 2-methyl-2-propenoate and methyl 2-methyl-2-propenoate (CAS 29931-19-9)
- Ethyl 5-chloro-6-methylpyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1646543-21-6)
- N-(3-Chlorophenyl)-5-(quinolin-8-yl)pyridin-3-amine (CAS 875147-06-1)
- N-(5-Bromo-2-hydroxyphenyl)methanesulfonamide (CAS 1243365-69-6)
- 1-Chloro-3-ethylbenzene (CAS 620-16-6)
- Tirzepatide (CAS 2023788-19-2)
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