Ethyl 3-((4-(4-fluorophenyl)piperazin-1-yl)sulfonyl)benzo[b]thiophene-2-carboxylate CAS 932303-64-5
| CAS No. | 932303-64-5 |
| Molecular Formula | C21H21FN2O4S2 |
| Molecular Weight | 448.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Ethyl 3-((4-(4-fluorophenyl)piperazin-1-yl)sulfonyl)benzo[b]thiophene-2-carboxylate is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Ethyl 3-((4-(4-fluorophenyl)piperazin-1-yl)sulfonyl)benzo[b]thiophene-2-carboxylate (CAS 932303-64-5), molecular formula C21H21FN2O4S2 and molecular weight 448.53 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C21H21FN2O4S2, Ethyl 3-((4-(4-fluorophenyl)piperazin-1-yl)sulfonyl)benzo[b]thiophene-2-carboxylate contains a flavonoid core, 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 448.53 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Ethyl 3-((4-(4-fluorophenyl)piperazin-1-yl)sulfonyl)benzo[b]thiophene-2-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H21FN2O4S2 |
| Molecular Weight | 448.53 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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Recommended Standards
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- 4-[[4-(1-Tetrazolyl)phenoxy]methyl]-2-[1-(5-ethyl-2-pyrimidyl)-4-piperidyl]thiazole (CAS 1037792-44-1)
- 1-Benzyl-5-phenyl-1H-1,2,3-triazole-4-carbonitrile (CAS 89844-78-0)
- 2-(3,4-Dimethylcyclohexyl)butanoic acid (CAS 82976-77-0)
- Ethyl 8-oxo-8-[3-(pyrrolidinomethyl)phenyl]octanoate (CAS 898771-13-6)
- FMOC-D-3,4-Difluorophenylalanine (CAS 198545-59-4)
- Benzene-1,2,4,5-tetraamine (CAS 3204-61-3)
- 1-(4-Chlorophenyl)-N-(3-cyano-4-(4-morpholinopiperidin-1-yl)phenyl)-5-methyl-1H-pyrazole-4-carboxamide (CAS 288250-47-5)
- 1-phenyl-3-(piperazin-1-yl)piperidin-2-one dihydrochloride (CAS 1461705-28-1)
- 2-(2-Methoxypropan-2-yl)pyrimidine (CAS 64958-55-0)
- Ethyl 3-oxodecanoate (CAS 13195-66-9)
- Liraglutide(14-22)TFA Salt (CAS CATO-C4X-199212)
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