5-Isoxazolylboronic AcidDISCONTINUED. Please see T774950. CAS 1207539-54-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1207539-54-5 |
| Molecular Formula | C3H4BNO3 |
| Molecular Weight | 112.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Isoxazolylboronic AcidDISCONTINUED. Please see T774950. (CAS 1207539-54-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C3H4BNO3. Molecular weight: 112.88 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C3H4BNO3 |
| Molecular Weight | 112.88 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 | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Isoxazole-4-boronic Acid (CAS 1008139-25-0)
- Oxazol-4-ylboronic acid (CAS 1332457-86-9)
- Zirconium Boride (CAS 12045-64-6)
- Methyl 2-(2-(2,4-dichlorophenoxy)acetamido)-5-((2,4-dimethylphenyl)carbamoyl)-4-methylthiophene-3-carboxylate (CAS 505095-51-2)
- 1-(4-methyl-1-bicyclo[2.2.2]octanyl)ethanone (CAS 5561-63-7)
- 9-(4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)naphthalen-1-yl)-9H-carbazole (CAS 2376616-77-0)
- (d(CH2)51,Tyr(Et)2,Val4,Arg8,des-Gly-NH29)-Vasopressin (H-7690.0001) (CAS 110567-67-4)
- Methyl 5-amino-2-bromonicotinate (CAS 1805616-77-6)
- 3-Benzyl-1-(tert-butoxycarbonyl)pyrrolidine-3-carboxylic acid (CAS 1316757-61-5)
- Des-Ser39-Tirzepatide (CAS CATO-CPTD788936)
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