(4-bromothiophen-3-yl)boronic acid CAS 101084-76-8
| CAS No. | 101084-76-8 |
| Molecular Formula | C4H8BBrO2S |
| Molecular Weight | 210.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 210.89 g/mol gives (4-bromothiophen-3-yl)boronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(4-bromothiophen-3-yl)boronic acid (CAS 101084-76-8) is a high-purity analytical reference standard with the molecular formula C4H8BBrO2S and a molecular weight of 210.89 g/mol.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, (4-bromothiophen-3-yl)boronic acid is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 210.89 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), (4-bromothiophen-3-yl)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.
Physical & Chemical Properties
| Molecular Formula | C4H8BBrO2S |
| Molecular Weight | 210.89 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 0.5 |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related bromothiophen Standards
- (4-bromothiophen-2-yl)boronic acid (CAS 499769-92-5)
- (5-Bromothiophen-2-yl)methanethiol (CAS 1065185-24-1)
- (4-Bromothiophen-2-yl)methanethiol (CAS 192441-03-5)
- o-((3-Bromothiophen-2-yl)methyl)hydroxylamine (CAS 1513335-34-6)
- o-((4-Bromothiophen-2-yl)methyl)hydroxylamine (CAS 1527994-40-6)
- O-((5-bromothiophen-2-yl)methyl)hydroxylamine (CAS 628703-28-6)
- 2-(2-Bromothiophen-3-yl)ethan-1-ol (CAS 111881-86-8)
- 1-(2-Bromothiophen-3-yl)ethanol (CAS 111995-27-8)
Recommended Standards
- Dichloroiodomethane (CAS 594-04-7)
- 5-Bromo-2-thiopheneboronic acid (CAS 162607-17-2)
- (Chloromethyl)dimethyl(4-vinylphenyl)silane (CAS 17342-57-3)
- 3-Bromothiophene-2-boronic acid (CAS 162607-26-3)
- N-methyl-2-(pyridin-3-yl)ethanamine dihydrochloride (CAS 1003561-87-2)
- (5-(O-tolyl)isoxazol-3-yl)methanamine (CAS 893639-07-1)
- (R)-3-(4-(3-chlorophenyl)-1H-imidazol-2-yl)morpholine (CAS 1370732-31-2)
- [(4-methylmorpholin-2-yl)methyl](propan-2-yl)amine (CAS 1545116-73-1)
- 3,3-Bis(2-chloro-6-fluorobenzyl)pentane-2,4-dione (CAS 400088-51-9)
- Ethyl 2-((5-methoxy-4-(4-methoxyphenoxy)pyrimidin-2-yl)thio)acetate (CAS 338423-47-5)
- 5-(1-Methyl-1h-pyrazol-4-yl)pyridine-2-carboxylic acid (CAS 1174324-58-3)
- (2-Methoxyethyl)(3-methoxypropyl)amine (CAS 171274-03-6)
- N-(2-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)cyclopropanesulfonamide (CAS 2246751-85-7)
- Neuropeptide W-23 (human) (CAS 383415-79-0)
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