4-Bromo-2,3-dihydrobenzo[b]thiophen-3-ol CAS 737802-12-9
| CAS No. | 737802-12-9 |
| Molecular Formula | C8H7BrOS |
| Molecular Weight | 231.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-2,3-dihydrobenzo[b]thiophen-3-ol (CAS 737802-12-9) is a high-purity analytical reference standard with the molecular formula C8H7BrOS and a molecular weight of 231.11 g/mol.
Structurally, 4-Bromo-2,3-dihydrobenzo[b]thiophen-3-ol (C8H7BrOS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 231.11 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Bromo-2,3-dihydrobenzo[b]thiophen-3-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H7BrOS |
| Molecular Weight | 231.11 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- Methyl 2-(2-bromo-4-cyano-3-(trifluoromethyl)phenyl)acetate (CAS 1807206-19-4)
- 1-((2-Chlorobenzyl)oxy)-2-(4-methoxyphenyl)-1H-imidazo[4,5-b]pyridine (CAS 339027-20-2)
- 5-Bromo-N-methoxyfuran-3-carboxamide (CAS 1090046-35-7)
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- 2-Chloro-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)pyridine (CAS 2121515-21-5)
- 3,7-Dibenzyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione (CAS 139927-86-9)
- Liraglutide Impurity 18 TFA Salt (CAS CATO-C4X-199218)
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