5-Acetyl-2-thienylboronic Acid CAS 206551-43-1
| CAS No. | 206551-43-1 |
| Molecular Formula | C6H7BO3S |
| Molecular Weight | 169.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H7BO3S, 5-Acetyl-2-thienylboronic Acid contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 169.99 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).
CATO supplies 5-Acetyl-2-thienylboronic Acid (CAS 206551-43-1), a certified reference material (molecular formula C6H7BO3S, MW 169.99 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Acetyl-2-thienylboronic 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 | C6H7BO3S |
| Molecular Weight | 169.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2016 |
| Sulfur Atoms | 1 |
Related Acetyl Standards
- 5-Acetyl-3-thienylboronic acid (CAS 942190-74-1)
- 2-thienylboronic acid 2-thiophene boric acid 2-thiophene boronic acid 2-thiopheneboronic acid 2-thiophenylboric acid 6165-68-0 Thiophene-2-boronic acid thiophen-2-ylboranediol thiophen-2-ylboronic acid thiophene 2-boronic acid thiophene2-boronic acid thiophenyl 2-boronic acid (CAS 6165-68-0)
Recommended Standards
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- Tirzepatide Impurity 47 (CAS CATO-C4X-324047)
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