(5-Formyl-3-methylthiophen-2-yl)boronic acid CAS 1072952-28-3
| CAS No. | 1072952-28-3 |
| Molecular Formula | C6H7BO3S |
| Molecular Weight | 169.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 169.99 g/mol gives (5-Formyl-3-methylthiophen-2-yl)boronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(5-Formyl-3-methylthiophen-2-yl)boronic acid (CAS 1072952-28-3), molecular formula C6H7BO3S and molecular weight 169.99 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, (5-Formyl-3-methylthiophen-2-yl)boronic acid is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 169.99 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures (5-Formyl-3-methylthiophen-2-yl)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 | 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.) | 1988 |
| Sulfur Atoms | 1 |
Related Formyl Standards
- 2-Formyl-3-methylthiophene-4-boronic acid (CAS 1310403-93-0)
- (5-Formyl-2-methylthiophen-3-yl)boronic acid (CAS 1310405-31-2)
- (2-Formyl-5-methylthiophen-3-yl)boronic acid (CAS 36155-84-7)
- (3-Formyl-5-methylthiophen-2-yl)boronic acid (CAS 36155-76-7)
- Ethyl 3-formyl-4,5-dihydrofuran-2-carboxylate (CAS 2459229-48-0)
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- 1-((5-Bromopyrimidin-2-yl)(methyl)amino)propan-2-ol (CAS 1272127-66-8)
- 2-(Chloromethyl)-6-methoxy-4-methylpyridine (CAS 100636-47-3)
- N-(3-Cyano-4-methylphenyl)-3-(2,6-dichlorophenyl)-5-methyl-1,2-oxazole-4-carboxamide (CAS 1024146-21-1)
- Methyl 5-bromo-2-(4-chlorophenyl)-1-ethyl-6-methyl-4-oxo-1,4-dihydro-3-pyridinecarboxylate (CAS 866154-96-3)
- 4-Bromo-2-iodoanisole (CAS 98273-59-7)
- Semaglutide impurity 94 (CAS CATO-C4X-222694)
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