4-(3-Bromo-2-methylpropyl)-2-methylthiophene CAS 1489317-45-4
| CAS No. | 1489317-45-4 |
| Molecular Formula | C9H13BrS |
| Molecular Weight | 233.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-(3-Bromo-2-methylpropyl)-2-methylthiophene (CAS 1489317-45-4) is a high-purity analytical reference standard with the molecular formula C9H13BrS and a molecular weight of 233.17 g/mol.
Structurally, 4-(3-Bromo-2-methylpropyl)-2-methylthiophene (C9H13BrS) contains sulfur-containing functionality, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 233.17 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 4-(3-Bromo-2-methylpropyl)-2-methylthiophene 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 | C9H13BrS |
| Molecular Weight | 233.17 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 2-(4-Bromo-3-methylbutyl)thiophene (CAS 1340169-23-4)
- 3-(4-Bromo-3-methylbutyl)thiophene (CAS 1340187-79-2)
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- 2-(3-Bromo-2,2-dimethylpropyl)thiophene (CAS 1483381-48-1)
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Recommended Standards
- 3-(2-(Bromomethyl)butyl)thiophene (CAS 1490799-75-1)
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- 3-(4-Bromopentyl)thiophene (CAS 1344202-63-6)
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- (S)-6-Chloro-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 147244-91-5)
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