4-chloro-5-ethylthiophene-2-carboxylic acid CAS 859794-04-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 859794-04-0 |
| Molecular Formula | C7H11ClO2S |
| Molecular Weight | 194.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-chloro-5-ethylthiophene-2-carboxylic acid (CAS 859794-04-0) pharmaceutical standards reference standard. Molecular formula: C7H11ClO2S. Molecular weight: 194.68 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H11ClO2S |
| Molecular Weight | 194.68 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related chloro Standards
- 2-(3-Chloro-phenyl)-thiophene (CAS 59156-10-4)
- 2-Chloro-5-phenylthiophene (CAS 35717-20-5)
- 3-(2-Chloro-phenyl)-thiophene (CAS 886503-55-5)
- 3-(3-Chloro-phenyl)-thiophene (CAS 30011-91-7)
- 1-Chloro-5,8-dimethyl-1,2,3,4-tetrahydronaphthalene (CAS 1082399-52-7)
- 2-Chloro-5-(2-methylphenyl)-1-pentene (CAS 1143461-33-9)
- 1-Chloro-4-(2-methoxyethoxy)-2,2-dimethylbutane (CAS 1469027-72-2)
- 1-Chloro-2-cyclohexylbenzene (CAS 91766-85-7)
Recommended Standards
- 3-(4-chlorothiophen-2-yl)propanoic acid (CAS 89793-51-1)
- 6-(CHLOROMETHYL)-2-(METHYLTHIO)PYRIMIDIN-4(3H)-ONE (CAS 89639-37-2)
- 6-Chloronaphthalene-2-thiol (CAS 392330-26-6)
- Boc-cis-1-amino-4-phenyl-cyclohexane carboxylic acid (CAS 1212411-75-0)
- Cyclopentyl(thiophen-2-yl)methanamine (CAS 1019367-16-8)
- tert-Butyl (3r,4s)-3,4-diaminopiperidine-1-carboxylate (CAS 1932137-71-7)
- 3-Oxo-3,4-dihydropyrazine 1-oxide (CAS 3735-46-4)
- methyl 3H-imidazo[4,5-b]pyridine-2-carboxylate (CAS 97640-17-0)
- (S)-4-((Octan-2-yloxy)carbonyl)phenyl 4'-(octyloxy)-[1,1'-biphenyl]-4-carboxylate (CAS 112901-67-4)
- Semaglutide impurity 203 (CAS CATO-C4X-2226203)
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