2-(5-Bromothiophen-2-yl)-2-oxoacetaldehyde CAS 21175-51-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21175-51-9 |
| Molecular Formula | C6H3BrO2S H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(5-Bromothiophen-2-yl)-2-oxoacetaldehyde (CAS 21175-51-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H3BrO2S H2O. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H3BrO2S H2O |
| Molecular Weight | 237.07 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; 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.) | 1963 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromothiophen Standards
- 4,7-Bis(5-bromothiophen-2-yl)-5,6-dinitrobenzo[c][1,2,5]thiadiazole (CAS 1000000-27-0)
- 3-(3-Bromothiophen-2-yl)propan-1-ol (CAS 1000508-67-7)
- 3-(5-Bromothiophen-2-yl)propan-1-amine (CAS 1000510-45-1)
- 3-(5-Bromothiophen-2-yl)propan-1-ol (CAS 1000518-75-1)
- 3-(4-bromothiophen-2-yl)propan-1-ol (CAS 1000529-80-5)
- 2-(3-Bromothiophen-2-yl)ethan-1-amine (CAS 1000532-83-1)
- 3,6-Bis(5-bromothiophen-2-yl)-2,5-bis(2-ethylhexyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione (CAS 1000623-95-9)
- N-((5-Bromothiophen-2-yl)methyl)-1-(3,4-difluorobenzyl)-2-oxo-1,2-dihydropyridine-3-carboxamide (CAS 1001413-88-2)
Recommended Standards
- 6-Bromo-5-iodo-1H-indole-3-carboxylic acid (CAS 475641-09-9)
- 3-Chloro-N-(2-(3,5-dimethyl-1H-pyrazol-1-yl)-2-oxoethyl)benzamide (CAS 312601-47-1)
- Ethyl 2-(isobutylamino)-2-methylpropanoate (CAS 1182908-25-3)
- (S)-3-(2,6-Diethylphenyl)-1-(1-hydroxy-3-methylbutan-2-yl)-4,5-dihydro-1H-imidazol-3-ium hexafluorophosphate(V) (CAS 2248771-38-0)
- 2-Amino-4-oxo-4,5-dihydrothiophene-3-carbonitrile (CAS 100557-26-4)
- cyclobutylmethylhydrazine dihydrochloride (CAS 1246748-00-4)
- Tirzepatide Impurity 17 (CAS CATO-C4X-324017)
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 13829788188 / jacky.chen@cato-chem.com