2,4-Dichloro-5-methylphenylboronic acid CAS 1421934-04-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1421934-04-4 |
| Molecular Formula | C7H7BCl2O2 |
| Molecular Weight | 204.85 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Dichloro-5-methylphenylboronic acid (CAS 1421934-04-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H7BCl2O2. Molecular weight: 204.85 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H7BCl2O2 |
| Molecular Weight | 204.85 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
Related Dichloro Standards
- (2,6-Dichloro-4-methylphenyl)boronic acid (CAS 1451391-51-7)
- 4,5-Dichloro-2-methylphenylboronic acid (CAS 1612184-33-4)
- 3,4-Dichloro-5-methylphenylboronic acid (CAS 1772622-45-3)
- (2,5-Dichloro-4-methylphenyl)boronic acid (CAS 2246725-44-8)
- (3,4-Dichloro-2-methylphenyl)boronic acid (CAS 957035-17-5)
- (3,5-Dichloro-2-methylphenyl)boronic acid (CAS 957120-97-7)
- 2,3-Dichloro-4-methylphenylboronic acid (CAS 352535-95-6)
- 2,3-Dichloro-5-methylphenylboronic acid (CAS 2377606-78-3)
Recommended Standards
- (2,6-Dichlorobenzyl)boronic acid (CAS 1072946-39-4)
- 7-Octenyldimethylchlorosilane (CAS 17196-12-2)
- Chlorodimethylphenylethylsilane (CAS 17146-08-6)
- 5-Bromoquinolin-7-ol (CAS 1261687-67-5)
- (1-methyl-1H-pyrazol-3-yl)methanamine (CAS 612511-81-6)
- 4-Hydroxy-2-methylisoindoline-1,3-dione (CAS 3740-31-6)
- (2,5-dihydrothiophen-3-ylmethyl)(methyl)amine (CAS 2031268-65-0)
- 2,4,5-Trimethyloxazole (CAS 20662-84-4)
- 5-HYDROXY-NICOTINIC ACID ETHYL ESTER (CAS 59288-38-9)
- Semaglutide impurity 266 (CAS CATO-C4X-2226266)
Why CATO?
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