B-[9-(1-Naphthalenyl)-9H-carbazol-3-yl]boronic acid CAS 1133057-97-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1133057-97-2 |
| Molecular Formula | C22H16BNO2 |
| Molecular Weight | 337.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies B-[9-(1-Naphthalenyl)-9H-carbazol-3-yl]boronic acid (CAS 1133057-97-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H16BNO2. Molecular weight: 337.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H16BNO2 |
| Molecular Weight | 337.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 5-Benzoyl-6-(bromomethyl)-1,3-dimethylpyrimidine-2,4(1H,3H)-dione (CAS 443667-38-7)
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- 4-Bromo-N-(4-methoxybenzyl)-2-nitroaniline (CAS 957062-86-1)
- 2-Fluoro-4'-vinyl-1,1'-biphenyl (CAS 391-08-2)
- 1-Benzyl-3-(3-hydroxyprop-1-yn-1-yl)piperidin-3-ol (CAS 202389-66-0)
- 953752-71-1 N-(4-Amino-2-methoxyphenyl)-2-(3-fluorophenoxy)-acetamide (CAS 953752-71-1)
- 4-[2-(3,5-Dimethyl-1-piperidinyl)ethoxy]aniline (CAS 946689-07-2)
- Piperazine impurity 49 (CAS 3029270-07-0)
- N1-Methyl-N2-(thiophen-2-ylmethyl)oxalamide (CAS 920367-12-0)
- Semaglutide Impurity 189 (CAS CATO-C4X-2226189)
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