3-Bromothiophene-2-carboxylic Acid CAS 7311-64-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7311-64-0 |
| Molecular Formula | C5H3BrO2S |
| Molecular Weight | 207.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Bromothiophene-2-carboxylic Acid (CAS 7311-64-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H3BrO2S. Molecular weight: 207.05 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H3BrO2S |
| Molecular Weight | 207.05 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 | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromothiophene Standards
- (E)-5-bromothiophene-3-carbaldehyde oxime (CAS 18791-96-3)
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- 3-Bromothiophene-2-carboxamide (CAS 78031-18-2)
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- 5-Bromothiophene-2-carboxaldehyde oxime (CAS 2160-63-6)
- 4-Bromothiophene-2-carboximidamide (CAS 1094293-83-0)
Recommended Standards
- 3,5-Dichloro-p-anisyl alcohol (CAS 4892-23-3)
- 4,5-Dichloroveratrole (CAS 2772-46-5)
- 3,5-Dichloro-4-ethoxyphenol (CAS 89748-18-5)
- methyl 3-ethynylbicyclo[1.1.1]pentane-1-carboxylate (CAS 1955554-75-2)
- N-((1-Cyclopentylpiperidin-4-yl)methyl)-4-propylbenzenesulfonamide (CAS 953259-56-8)
- 1-(2-Ethyltetrahydro-2h-pyran-4-yl)ethan-1-amine (CAS 1559541-94-4)
- 3-Amino-N-(2-ethyl-6-methylphenyl)benzamide (CAS 1016751-51-1)
- (4-Hydroxy-3-methoxyphenyl)boronic acid (CAS 182344-21-4)
- N-(4-butylphenyl)-2-(3,4-dihydroquinolin-1(2H)-yl)acetamide (CAS 868256-38-6)
- Pancreatic Polypeptide (human) trifluoroacetate salt (CAS 75976-10-2)
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