4-Bromo-5-isobutylthiophene-2-carboxylic acid CAS 1399658-80-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1399658-80-0 |
| Molecular Formula | C9H11BrO2S |
| Molecular Weight | 263.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Bromo-5-isobutylthiophene-2-carboxylic acid (CAS 1399658-80-0) pharmaceutical standards reference standard. Molecular formula: C9H11BrO2S. Molecular weight: 263.15 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H11BrO2S |
| Molecular Weight | 263.15 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| 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.) | 1991 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
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- Methyl 4-bromo-5-propylthiophene-2-carboxylate (CAS 1047628-66-9)
- 1-Bromo-2-(2-(methylsulfonyl)ethyl)benzene (CAS 1129308-72-0)
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- 1-Bromo-4-(1-methanesulfonylethyl)benzene (CAS 1351385-62-0)
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- 4-Bromo-5-butylthiophene-2-carboxylic acid (CAS 1399656-15-5)
- 4-(3-Bromo-5-methylthiophen-2-yl)butanoic acid (CAS 1496290-57-3)
Recommended Standards
- tert-Butyl 5-bromothiophene-3-carboxylate (CAS 1507295-95-5)
- 1-Bromo-3-(propylsulfonyl)benzene (CAS 153435-83-7)
- tert-Butyl 2-bromothiophene-3-carboxylate (CAS 1614825-46-5)
- 5-(Bromomethyl)-1H-1,2,4-triazole (CAS 849415-42-5)
- Fluvoxamine Acid (CAS 88699-91-6)
- 3-Cyclohexyl-5-(pyrrolidin-3-yl)-1,2,4-oxadiazole (CAS 1344243-68-0)
- 2-Fluoro-3-iodo-4-methoxy-1-nitrobenzene (CAS 1934785-67-7)
- 1-(2-Aminoethyl)-3-methylurea (CAS 75930-29-9)
- 4-(Chloromethyl)-2-iodobenzo[d]oxazole (CAS 1804412-29-0)
- D-[Thr]5-Semaglutide (CAS CATO-C4X-2226245)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com