2-(2-(Methylthio)benzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide CAS 896346-71-7
| CAS No. | 896346-71-7 |
| Molecular Formula | C17H18N2O2S2 |
| Molecular Weight | 346.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(2-(Methylthio)benzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(2-(Methylthio)benzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide (CAS 896346-71-7) is a high-purity analytical reference standard with the molecular formula C17H18N2O2S2 and a molecular weight of 346.47 g/mol.
2-(2-(Methylthio)benzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide (C17H18N2O2S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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.
As a certified reference material (CRM), 2-(2-(Methylthio)benzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide 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 | C17H18N2O2S2 |
| Molecular Weight | 346.47 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Methylthio Standards
- 2-(4-(Methylthio)benzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide (CAS 896351-75-0)
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Recommended Standards
- 2-(2-((4-Ethoxyphenyl)imino)-4-(thiophen-2-yl)thiazol-3(2H)-yl)ethan-1-ol (CAS 915186-51-5)
- 2-(1-Oxo-2,3-dihydro-1H-pyrrolizin-3-yl)acetic acid (CAS 63547-56-8)
- 2-(Benzo[4,5]thiazolo[2,3-c][1,2,4]triazol-3-ylthio)-1-(2-methylpiperidin-1-yl)ethan-1-one (CAS 379238-62-7)
- 2-((1-Phenylethyl)thio)-1-(phenylsulfonyl)-4,5-dihydro-1H-imidazole (CAS 868216-94-8)
- 4-chloro-2-[(4-methylbenzyl)sulfanyl]-5,6,7,8-tetrahydroquinazoline (CAS 338963-39-6)
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- (2R,5R)-2,5-Dimethylpiperazine (CAS 155836-53-6)
- 3-(4-(Cyclopropylmethyl)-1-isopropylpiperazin-2-yl)-[1,2,4]triazolo[4,3-a]pyridine-6-carboxylic acid (CAS 1422134-99-3)
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- 1-Cyclohexyl-N-((1-methyl-1h-pyrazol-4-yl)methyl)ethan-1-amine (CAS 1249615-10-8)
- 4-(Aminomethyl)-N-[2-(pyrrolidin-1-yl)ethyl]benzamide dihydrochloride (CAS 1028338-62-6)
- Semaglutide Impurity 190 (CAS CATO-C4X-2226190)
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