(4-Propionylphenyl)boronic acid CAS 186498-36-2
| CAS No. | 186498-36-2 |
| Molecular Formula | C9H11BO3 |
| Molecular Weight | 177.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (4-Propionylphenyl)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.
(4-Propionylphenyl)boronic acid (CAS 186498-36-2), molecular formula C9H11BO3 and molecular weight 177.99 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H11BO3, (4-Propionylphenyl)boronic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 177.99 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H11BO3 |
| Molecular Weight | 177.99 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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.) | 2010 |
Related Propionylphenyl Standards
Recommended Standards
- (3-Bromo-1H-1,2,4-triazol-1-yl)methanol (CAS 1674390-16-9)
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- (3-Cyclopropyl-4-hydroxyphenyl)boronic acid (CAS 1641540-52-4)
- 7-Methoxy-5-methylbenzo[c][1,2]oxaborol-1(3H)-ol (CAS 195821-87-5)
- N-(3-Aminophenyl)-2-propoxybenzamide (CAS 1020722-55-7)
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- 2-Ethyl-1,1'-biphenyl (CAS 1812-51-7)
- (2-Methyl-5-(4-nitrophenyl)oxazol-4-yl)methanol (CAS 6972-57-2)
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- 3-Ethyl-2,8-dimethylquinoline-4(1H)-thione (CAS 332150-10-4)
- 2-(Bromomethyl)-4-fluoropyridine (CAS 1227606-51-0)
- (1-Benzyl-4-phenylpiperidin-4-yl)methanamine (CAS 84176-77-2)
- Tris(tetramethylcyclopentadienyl)europium(III) (CAS 308847-87-2)
- A-18-F-NH2; Morphine Modulating Neuropeptide (CAS 99588-52-0)
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