(5-(tert-Butyl)-2-methoxyphenyl)boronic acid CAS 128733-85-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128733-85-7 |
| Molecular Formula | C11H17BO3 |
| Molecular Weight | 208.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (5-(tert-Butyl)-2-methoxyphenyl)boronic acid (CAS 128733-85-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H17BO3. Molecular weight: 208.06 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H17BO3 |
| Molecular Weight | 208.06 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1993 |
Recommended Standards
- (3-Butoxy-5-methylphenyl)boronic acid (CAS 1256345-80-8)
- (3-(Pentyloxy)phenyl)boronic acid (CAS 1296671-86-7)
- (3-Isobutoxy-5-methylphenyl)boronic acid (CAS 1256345-77-3)
- Benzyl (2S,3R,5S)-3-(aminomethyl)-4,4-difluoro-2,5-dimethylpiperidine-1-carboxylate (CAS 2366182-45-6)
- (2,4-Difluorophenyl)(4-methoxyphenyl)methanone (CAS 330670-83-2)
- 3-(5,6-Dimethylbenzo[d]oxazol-2-yl)-2-methylaniline (CAS 354561-71-0)
- Deoxythymidinetriphosphate (CAS 365-08-2)
- (4-Cyanopyridin-2-yl)boronic acid (CAS 1072946-01-0)
- 3-Iodo-4-(piperidin-1-yl)benzoic acid (CAS 1131614-26-0)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com