2-((3-(Ethoxycarbonyl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)amino)-2-oxoethyl 2-(methylthio)nicotinate CAS 502856-09-9
| CAS No. | 502856-09-9 |
| Molecular Formula | C20H22N2O5S2 |
| Molecular Weight | 434.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C20H22N2O5S2, 2-((3-(Ethoxycarbonyl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)amino)-2-oxoethyl 2-(methylthio)nicotinate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 434.53 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).
2-((3-(Ethoxycarbonyl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)amino)-2-oxoethyl 2-(methylthio)nicotinate (CAS 502856-09-9), molecular formula C20H22N2O5S2 and molecular weight 434.53 g/mol, is a CATO reference standard with documented purity and traceability.
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 2-((3-(Ethoxycarbonyl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)amino)-2-oxoethyl 2-(methylthio)nicotinate 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 | C20H22N2O5S2 |
| Molecular Weight | 434.53 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 16,19-Dimethoxy-3-[(2-methylphenyl)methyl]-3,21-diazapentacyclo[11.8.0.0^{2,10}.0^{4,9}.0^{15,20}]henicosa-1(21),2(10),4(9),5,7,13,15(20),16,18-nonaene (CAS 860787-15-1)
- 2-[(3-Fluorophenyl)methanesulfonyl]-4,5-diphenyl-1-propyl-1H-imidazole (CAS 338957-04-3)
- (S)-tert-Butyl 2-((tert-butoxycarbonyl)amino)-5-(4-methoxyindolin-1-yl)-5-oxopentanoate (CAS 314760-11-7)
- 2-[[4-Ethyl-5-(2-furanyl)-4H-1,2,4-triazol-3-yl]thio]-1-(10H-phenothiazin-10-yl)-ethanone (CAS 663212-40-6)
- 1-(4-Chlorobenzenesulfonyl)-N-[(furan-2-yl)methyl]piperidine-4-carboxamide (CAS 302939-79-3)
- Dichlorodiphenoxymethane (CAS 4885-03-4)
- 1-(pyridin-2-ylmethyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1248469-80-8)
- 2-Iodo-4'-methoxy-1,1'-biphenyl (CAS 197292-94-7)
- 7-Aminoheptan-1-ol hydrochloride (CAS 168681-46-7)
- 2-(3-methyloxetan-3-yl)acetonitrile (CAS 117452-93-4)
- Tert-butyl 3-amino-2-methylpropanoate (CAS 120378-12-3)
- Methyl 2,3-difluorobenzoate (CAS 18355-74-3)
- 4-Methyl-5-(2-(piperazin-1-yl)ethyl)thiazole (CAS 177359-21-6)
- Fibrinopeptide B (human) (CAS 36204-23-6)
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