2-Bromo-4h-pyrrolo[3,2-d]thiazole-5-carboxylic acid CAS 881888-42-2
| CAS No. | 881888-42-2 |
| Molecular Formula | C6H3BrN2O2S |
| Molecular Weight | 247.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H3BrN2O2S, 2-Bromo-4h-pyrrolo[3,2-d]thiazole-5-carboxylic acid contains an amide group, a sulfone group, a carboxylic acid group, 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 247.07 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-Bromo-4h-pyrrolo[3,2-d]thiazole-5-carboxylic acid (CAS 881888-42-2), molecular formula C6H3BrN2O2S and molecular weight 247.07 g/mol, is a CATO reference standard with documented purity and traceability.
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), 2-Bromo-4h-pyrrolo[3,2-d]thiazole-5-carboxylic acid 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 | C6H3BrN2O2S |
| Molecular Weight | 247.07 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Bromo Standards
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Recommended Standards
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- 3′-Formyl[1,1′-biphenyl]-3-carboxylic acid (CAS 222180-19-0)
- n-((Tetrahydro-2h-pyran-4-yl)methyl)pentan-1-amine (CAS 1339632-13-1)
- (9H-fluoren-9-yl)methyl (4-aminophenethyl)carbamate (CAS 187283-22-3)
- Benzyltrimethylammonium hydroxide solution (CAS 100-85-6)
- Cysteine Betaine Disulphide (CAS 59077-05-3)
- (R)-2-(5-Bromo-4-methylthiazol-2-yl)propane-1,2-diol (CAS 1558007-98-9)
- Exenatide (CAS 141758-74-9)
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