3-Bromo-2-thienylmagnesium bromide 0.25 M in Tetrahydrofuran CAS 119277-44-0
| CAS No. | 119277-44-0 |
| Molecular Formula | C4H2Br2MgS |
| Molecular Weight | 266.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-Bromo-2-thienylmagnesium bromide 0.25 M in Tetrahydrofuran 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.
3-Bromo-2-thienylmagnesium bromide 0.25 M in Tetrahydrofuran (CAS 119277-44-0), molecular formula C4H2Br2MgS and molecular weight 266.24 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Bromo-2-thienylmagnesium bromide 0.25 M in Tetrahydrofuran (C4H2Br2MgS) contains a salt form, 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 266.24 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C4H2Br2MgS |
| Molecular Weight | 266.24 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.) | 1991 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com