4-Bromo-2-propylthiophene-3-carbaldehyde CAS 166591-55-5
| CAS No. | 166591-55-5 |
| Molecular Formula | C8H9BrOS |
| Molecular Weight | 233.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H9BrOS, 4-Bromo-2-propylthiophene-3-carbaldehyde contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 233.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
4-Bromo-2-propylthiophene-3-carbaldehyde (CAS 166591-55-5) is a high-purity analytical reference standard with the molecular formula C8H9BrOS and a molecular weight of 233.13 g/mol.
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-Bromo-2-propylthiophene-3-carbaldehyde 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 | C8H9BrOS |
| Molecular Weight | 233.13 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2004 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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- 4-Chloro-2,6-diisopropylaniline (CAS 100823-17-4)
- 4-Chloro-6-(4-methylphenoxy)-2-phenylpyrimidine (CAS 343373-73-9)
- 5-Amino-6-(dimethylamino)pyrimidin-4(3H)-one (CAS 98485-00-8)
- 8-Amino-6-chloro-3-methyl-[1,2,4]triazolo[4,3-b]pyridazine (CAS 53085-52-2)
- 1,5-Bis((6-hydroxyhexyl)thio)anthracene-9,10-dione (CAS 506443-24-9)
- 2-(4-Amino-2,6-difluorophenyl)propanoic Acid (CAS 1226776-88-0)
- [y-Glu15]-Semaglutide Impurity 134 (CAS CATO-C4X-2226134)
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