4-bromo-5-(chlorosulfonyl)thiophene-2-carboxylic acid CAS 1306604-23-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1306604-23-8 |
| Molecular Formula | C5H2BrClO4S2 |
| Molecular Weight | 305.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-bromo-5-(chlorosulfonyl)thiophene-2-carboxylic acid (CAS 1306604-23-8) pharmaceutical standards reference standard. Molecular formula: C5H2BrClO4S2. Molecular weight: 305.55 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H2BrClO4S2 |
| Molecular Weight | 305.55 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| 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 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl/Br-containing |
| Sulfur Atoms | 2 |
Related bromo Standards
- ethyl 3-(3-bromo-4-chlorophenyl)-3-oxopropanoate (CAS 112704-82-2)
- Ethyl 3-(5-bromo-2-chlorophenyl)-3-oxopropanoate (CAS 1240570-51-7)
- Ethyl 3-(4-Bromo-2-chlorophenyl)-3-oxopropionate (CAS 131994-22-4)
- Ethyl 2-bromo-3-(4-chlorophenyl)-3-oxopropanoate (CAS 152559-46-1)
- 5-Bromo-4-(chlorosulfonyl)thiophene-2-carboxylic acid (CAS 172461-89-1)
- Ethyl 2-bromo-3-(3-chlorophenyl)-3-oxopropanoate (CAS 914220-11-4)
- 4-(5-Bromo-2-chloropyridine-3-carbonyl)morpholine (CAS 1251232-44-6)
- (5-Bromo-2-chloropyridin-4-yl)(morpholino)methanone (CAS 1870258-51-7)
Recommended Standards
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- Methyl (R)-3-Morpholinecarboxylate (CAS 1187933-47-6)
- tert-Butyl (1-(2-amino-1-(3-chlorophenyl)ethyl)pyrrolidin-3-yl)carbamate (CAS 886365-07-7)
- (5-Fluoro-3,4-dimethoxy-2-methylphenyl)methanol (CAS 1809337-14-1)
- tert-Butyl 5-(3-hydroxycyclobutyl)pentanoate (CAS 2502187-85-9)
- 81988-89-8 UH11FDQ454 Ramoplanin A(sub 3) Ramoplanin A3 (S)-2-(3-Chloro-4-hydroxyphenyl)-N-(N(sup 2)-((2Z,4Z)-8-methyl-2,4-nonadienoyl)-(S)-asparaginyl-(2S,3S)-3-hydroxyasparaginyl-(R)-2-(p-hydroxyphenyl)glycyl-(R)-ornithyl-(2R,3R)-allothreonyl-2-(p-hydroxyphenyl)glycyl-2-(p-hydroxyphenyl)glycyl-(2S,3S)-allothreonyl-(S)-phenylalanyl-(R)-ornithyl-(S)-2-(p-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycyl-(2R,3R)-allothreonyl-(S)-2-(p-hydroxyphenyl)glycylglycyl-(S)-leucyl-(R)-alanyl)glycine psi1-lactone Ramoplanin A 1 (peptide moiety), 1-(N(sup 2)-methyl-1-oxo-2,4-nonadienyl)-L-asparagine)-11-(L-2-(4-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycine)-, (Z,Z)- UNII-UH11FDQ454 (CAS 81988-89-8)
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