5-chloro-4-isopropoxy-3-methyl-benzofuran-2-carboxylic acid CAS 857080-98-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 857080-98-9 |
| Molecular Formula | C13H21ClO4 |
| Molecular Weight | 276.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-chloro-4-isopropoxy-3-methyl-benzofuran-2-carboxylic acid (CAS 857080-98-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H21ClO4. Molecular weight: 276.76 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H21ClO4 |
| Molecular Weight | 276.76 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- 3-Bromo-2,6-bis(trifluoromethyl)pyridine (CAS 1806378-86-8)
- 5,5-Dimethyl-2,5-dihydro-3,3'-biisoxazole (CAS 502181-53-5)
- (S)-2-Trifluoromethylpiperidinesulfonyl chloride (CAS 1389310-19-3)
- 8-Bromo-2,3-dimethylquinazolin-4(3H)-one (CAS 1263413-81-5)
- 6-bromo-7-fluoro-benzothiophene (CAS 1427437-51-1)
- n-((1,2,3-Thiadiazol-4-yl)methyl)-3,5-dichloroaniline (CAS 1156893-88-7)
- Semaglutide impurity 205 (CAS CATO-C4X-2226205)
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