5-Bromothiophene-2-sulfonic acid CAS 73348-44-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 73348-44-4 |
| Molecular Formula | C4H3BrO3S2 |
| Molecular Weight | 243.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5-Bromothiophene-2-sulfonic acid (CAS 73348-44-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C4H3BrO3S2. Molecular weight: 243.10 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C4H3BrO3S2 |
| Molecular Weight | 243.10 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 2 |
Related Bromothiophene Standards
- 3-Bromothiophene-2-sulfonamide (CAS 856352-92-6)
- 4-Bromothiophene-2-sulfonamide (CAS 214342-79-7)
- 5-Bromothiophene-2-sulfonamide (CAS 53595-65-6)
- 5-Bromothiophene-2-sulfonyl fluoride (CAS 108158-00-5)
- ethyl 2-bromothiophene-3-carboxylate (CAS 632325-50-9)
- 3-bromothiophene-2-carbonyl isothiocyanate (CAS 1339908-68-7)
- 5-Acetyl-4-bromothiophene-2-carboxylic acid (CAS 1369239-73-5)
- propyl 5-bromothiophene-3-carboxylate (CAS 1478954-26-5)
Recommended Standards
- 5-Bromo-N-propylpicolinamide (CAS 845305-89-7)
- 6-(Bromomethyl)-2,4-dimethyl-5,6-dihydrofuro[2,3-d]pyrimidine (CAS 78304-56-0)
- 5-Bromo-N-isopropylpicolinamide (CAS 845305-90-0)
- 2-((1-Oxo-1-ureidopropan-2-yl)thio)benzoic acid (CAS 949995-11-3)
- 4-Chloro-2-(difluoromethyl)-5-methoxypyridine (CAS 1804755-25-6)
- 2-Amino-3-(methylamino)-1,2,4-triazin-5(2H)-one (CAS 89569-70-0)
- Trimethylarsine (CAS 593-88-4)
- 1-phenyl-2-sulfanylethan-1-ol (CAS 28713-50-0)
- 5-Hydroxymethyl-2-methylpyridine (CAS 34107-46-5)
- Neuropeptide Y (2-36), amide, porcine (CAS 102961-52-4)
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