3-Methoxythiophene-2-boronic acid CAS 162607-22-9
| CAS No. | 162607-22-9 |
| Molecular Formula | C5H7BO3S |
| Molecular Weight | 157.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-Methoxythiophene-2-boronic acid is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-Methoxythiophene-2-boronic acid (CAS 162607-22-9) is a high-purity analytical reference standard with the molecular formula C5H7BO3S and a molecular weight of 157.98 g/mol.
3-Methoxythiophene-2-boronic acid (C5H7BO3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Methoxythiophene-2-boronic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H7BO3S |
| Molecular Weight | 157.98 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) | 2.5 |
| CAS Registry Year (est.) | 2003 |
| Sulfur Atoms | 1 |
Related Methoxythiophene Standards
- 4-Methoxythiophene-2-boronic acid (CAS 1321901-82-9)
- 2-Methoxythiophene-3-carboxylic acid (CAS 71154-29-5)
- 3-Methoxythiophene-2-carboxylic acid (CAS 60166-83-8)
- 4-Methoxythiophene-2-carboxylic Acid (CAS 77133-27-8)
- 4-Methoxythiophene-3-carboxylic Acid (CAS 71050-40-3)
- (E)-3-methoxythiophene-2-carbaldehyde oxime (CAS 1824827-05-5)
- 3-Methoxythiophene-2-carboxamide (CAS 78031-17-1)
- 4-Methoxythiophene-3-carboxamide (CAS 65369-29-1)
Recommended Standards
- (5-Methoxythiophen-2-yl)boronic acid (CAS 162607-21-8)
- 6-fluoro-1-hydroxy-3H-2,1-benzoxaborole (CAS 174671-89-7)
- (4-(Hydroxymethyl)thiophen-3-yl)boronic acid (CAS 158722-74-8)
- 2-(Hydroxymethyl)thiophen-3-ylboronic acid (CAS 916673-46-6)
- 8-bromo-3-fluoro-imidazo[1,2-a]pyridine-2-carboxylic acid (CAS 2306276-04-8)
- Methyl 4-hydroxy-3-methylbenzofuran-2-carboxylate (CAS 20052-08-8)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com