Methyl4,5-dibromo-3-methylthiophene-2-carboxylate CAS 648412-53-7
| CAS No. | 648412-53-7 |
| Molecular Formula | C7H6Br2O2S |
| Molecular Weight | 313.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Methyl4,5-dibromo-3-methylthiophene-2-carboxylate 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.
CATO supplies Methyl4,5-dibromo-3-methylthiophene-2-carboxylate (CAS 648412-53-7), a certified reference material (molecular formula C7H6Br2O2S, MW 313.99 g/mol) for analytical method development and quality control.
Structurally, Methyl4,5-dibromo-3-methylthiophene-2-carboxylate (C7H6Br2O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 313.99 g/mol, it falls into the moderately-high-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 | C7H6Br2O2S |
| Molecular Weight | 313.99 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Methyl Standards
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Recommended Standards
- Methyl 4-bromo-5-(bromomethyl)thiophene-2-carboxylate (CAS 956118-34-6)
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- methyl 2-(dibromomethyl)thiophene-3-carboxylate (CAS 2044745-59-5)
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- 2,4,6-Trimethyl-3-(1H-tetrazol-1-yl)benzenesulfonamide (CAS 670230-57-6)
- (9H-Fluoren-9-yl)methyl(R)-2-methylpiperazine-1-carboxylatehydrochloride (CAS 1187930-83-1)
- 1-(Bromomethyl)-4-(chloromethyl)benzene (CAS 59138-96-4)
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