2-Carboxy-4,5-dimethoxyphenylboronic acid CAS 1256345-91-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1256345-91-1 |
| Molecular Formula | C9H11BO6 |
| Molecular Weight | 225.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Carboxy-4,5-dimethoxyphenylboronic acid (CAS 1256345-91-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H11BO6. Molecular weight: 225.99 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H11BO6 |
| Molecular Weight | 225.99 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Carboxy Standards
- 1-(2-Carboxy-2-oxoethyl)-4-hydroxycyclohexa-2,5-diene-1-carboxylic acid (CAS 126-49-8)
- 1-(1-Carboxy-3-methylbutyl)-4,5-dimethyl-1h-imidazole 3-oxide (CAS 126263-09-0)
- 2-(Carboxy(hydroxy)methyl)-5-chlorobenzo[d]oxazole (CAS 1542340-17-9)
- 2-(Carboxy(hydroxy)methyl)-7-chlorobenzo[d]oxazole (CAS 1804450-78-9)
- 2-(Carboxy(hydroxy)methyl)-4-chlorobenzo[d]oxazole (CAS 1806488-51-6)
- 2-(Carboxy(hydroxy)methyl)-5-methoxybenzo[d]oxazole (CAS 1539761-87-9)
- 2-(Carboxy(hydroxy)methyl)-4-methoxybenzo[d]oxazole (CAS 1803746-59-9)
- 2-(Carboxy(hydroxy)methyl)benzo[d]oxazole-6-methanol (CAS 1804080-29-2)
Recommended Standards
- 6-Bromo-2,3,4-trifluoroaniline (CAS 122375-82-0)
- 3-Bromo-2,5,6-trifluoroaniline (CAS 1269440-68-7)
- 4-Bromo-3-(trifluoromethyl)pyridine (CAS 1060801-89-9)
- Methyl 3-methoxybenzimidate hydrochloride (CAS 159417-02-4)
- Methyl 3-bromo-4-(tert-butoxy)benzoate (CAS 1131594-31-4)
- 3-bromoimidazo[1,5-a]pyridine (CAS 1263057-86-8)
- 4-(2-(4-Oxoquinazolin-3(4H)-yl)acetamido)benzamide (CAS 374678-85-0)
- (2E)-3-(2-Ethoxyphenyl)-1-(2-methoxyphenyl)prop-2-en-1-one (CAS 1175867-24-9)
- 1-(4-Fluorophenyl)-3-phenyl-1H-pyrazole-4-carbaldehyde (CAS 36640-47-8)
- Semaglutide Impurity 166 (CAS 1395881-03-4)
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