(3-hydroxy-4-methyl-phenyl)boronic acid CAS 216019-35-1
| CAS No. | 216019-35-1 |
| Molecular Formula | C7H15BO3 |
| Molecular Weight | 158.00 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3-hydroxy-4-methyl-phenyl)boronic acid (CAS 216019-35-1) is a high-purity analytical reference standard with the molecular formula C7H15BO3 and a molecular weight of 158.00 g/mol.
Structurally, (3-hydroxy-4-methyl-phenyl)boronic acid (C7H15BO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 0.5, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 158.00 g/mol, it falls into the medium-molecular-weight range.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), (3-hydroxy-4-methyl-phenyl)boronic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H15BO3 |
| Molecular Weight | 158.00 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.5 |
| CAS Registry Year (est.) | 2018 |
Related hydroxy Standards
- (2-hydroxy-6-methyl-phenyl)boronic acid (CAS 1567218-39-6)
- (2-hydroxy-4-methylphenyl)boronic acid (CAS 259209-25-1)
- (4-hydroxy-3-methylphenyl)boronic acid (CAS 762263-66-1)
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Recommended Standards
- (4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)methanol (CAS 486402-87-3)
- (E)-(7-Hydroxyhept-1-en-1-yl)boronic acid (CAS 144446-57-1)
- 2-Methoxy-4,4,6-trimethyl-1,3,2-dioxaborinane (CAS 3208-69-3)
- 2-Methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1195-66-0)
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