3-[4-(difluoromethoxy)benzoyl]-4H,5H,6H-cyclopenta[b]thiophen-2-amine CAS 1443980-40-2
| CAS No. | 1443980-40-2 |
| Molecular Formula | C15H13F2NO2S |
| Molecular Weight | 309.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
3-[4-(difluoromethoxy)benzoyl]-4H,5H,6H-cyclopenta[b]thiophen-2-amine (CAS 1443980-40-2) is a high-purity analytical reference standard with the molecular formula C15H13F2NO2S and a molecular weight of 309.33 g/mol.
Based on its molecular formula C15H13F2NO2S, 3-[4-(difluoromethoxy)benzoyl]-4H,5H,6H-cyclopenta[b]thiophen-2-amine contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 309.33 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), 3-[4-(difluoromethoxy)benzoyl]-4H,5H,6H-cyclopenta[b]thiophen-2-amine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C15H13F2NO2S |
| Molecular Weight | 309.33 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- N-(3-(2-Methyl-2H-tetrazol-5-yl)phenyl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxamide (CAS 1441904-77-3)
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- (3R,4S)-rel-1-(tert-Butoxycarbonyl)-4-(2-fluorophenyl)pyrrolidine-3-carboxylic acid (CAS 1414580-85-0)
- 1-(tert-Butoxycarbonyl)-3-(4-fluorophenyl)proline (CAS 1822537-16-5)
- Methyl 3-Fluoro-4-(methylsulfonyl)benzoate (CAS 1215074-49-9)
- 4-(Benzyloxy)-3'-chloro[1,1'-biphenyl]-3-carbaldehyde (CAS 893735-41-6)
- 3',4'-Dimethyl-[1,1'-biphenyl]-3-thiol (CAS 1443327-26-1)
- N-[4-(sec-Butoxy)benzyl]-4-phenoxyaniline (CAS 1040687-86-2)
- N1,N2-Bis(2-morpholinoethyl)ethanebis(thioamide) (CAS 17560-57-5)
- 3-(6-methoxy-1H-benzimidazol-2-yl)propanoic acid (CAS 37640-73-6)
- 1-(4-Ethoxyphenyl)-2-(ethylthio)ethan-1-one (CAS 1157367-14-0)
- 2-Cyclopropyl-4-methylpyridin-3-amine (CAS 1211399-76-6)
- 4-Chloro-3-fluoroanisole (CAS 501-29-1)
- Tirzepatide Impurity 15 (CAS CATO-C4X-324015)
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