(6-Hydroxy-5-methylpyridin-3-yl)boronic acid CAS 1356087-46-1
| CAS No. | 1356087-46-1 |
| Molecular Formula | C6H8BNO3 |
| Molecular Weight | 152.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 152.94 g/mol gives (6-Hydroxy-5-methylpyridin-3-yl)boronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(6-Hydroxy-5-methylpyridin-3-yl)boronic acid (CAS 1356087-46-1), molecular formula C6H8BNO3 and molecular weight 152.94 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (6-Hydroxy-5-methylpyridin-3-yl)boronic acid (C6H8BNO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.5, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 152.94 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C6H8BNO3 |
| Molecular Weight | 152.94 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 2-Hydroxy-6-methylpyridine-3-boronic Acid (CAS 1279715-26-2)
- (6-Hydroxy-4-methylpyridin-3-yl)boronic acid (CAS 1598436-72-6)
- 6-Hydroxy-2-methylpyridine-3-boronic Acid (CAS 1598436-78-2)
- (2-Hydroxy-6-methylpyridin-4-yl)boronic acid (CAS 2225172-84-7)
- 1-Hydroxy-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile (CAS 500861-53-0)
- 2-Hydroxy-2-(trifluoromethyl)butyronitrile (CAS 203302-91-4)
- 2-(2-Hydroxy-3-pyridyl)acetic Acid (CAS 100960-03-0)
- 6-Hydroxy-3-methylpyridine-2-carboxylic acid (CAS 115185-81-4)
Recommended Standards
- 1-Methyl-2-oxo-1,2-dihydro-4-pyridinylboronic Acid (CAS 1351413-50-7)
- B-[2-(Hydroxymethyl)-4-pyridinyl]-boronic Acid (CAS 1414973-10-6)
- (4-Methoxypyridin-2-yl)boronic acid (CAS 1333505-99-9)
- (5-(Hydroxymethyl)pyridin-2-yl)boronic acid (CAS 1310405-01-6)
- Ac-D-Cys(H-Cys-OH)-D-Ala-D-Arg-D-Arg-D-Arg-D-Ala-Arg-NH2 (CAS CATO-C4X-324721)
- (Trifluoromethyl)(vinyl)sulfane (CAS 762-80-1)
- 2,5-Dimethylundecane (CAS 17301-22-3)
- 1-(3-Fluorophenoxy)propan-2-amine (CAS 167087-56-1)
- 3-Chloro-N-cyclooctylbenzamide (CAS 339018-59-6)
- Tetradecyl benzoate (CAS 70682-72-3)
- [2,2'-Bipyridine]-5,5'-dicarboxamide (CAS 4444-36-4)
- Thiazolidine-2,4-dithione (CAS 4303-27-9)
- N-(2,3-dimethylbenzyl)cyclopropanamine (CAS 625437-38-9)
- Tau Peptide (307-321) trifluoroacetate salt (CAS 330456-50-3)
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