N-Methyl-2-(2-phenylacetamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide CAS 892983-35-6
| CAS No. | 892983-35-6 |
| Molecular Formula | C18H20N2O2S |
| Molecular Weight | 328.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, N-Methyl-2-(2-phenylacetamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 328.43 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
N-Methyl-2-(2-phenylacetamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide (CAS 892983-35-6) is a high-purity analytical reference standard with the molecular formula C18H20N2O2S and a molecular weight of 328.43 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-Methyl-2-(2-phenylacetamido)-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 | C18H20N2O2S |
| Molecular Weight | 328.43 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 | 1 |
Recommended Standards
- N-Methyl-[2-(1-benzylindol-5-yl)ethane-1-sulfonamide (CAS 894351-85-0)
- Propanoic acid, 3-[[bis(2-methylpropoxy)phosphinothioyl]thio]-2-methyl- (CAS 268567-32-4)
- N-[2-(Azepane-1-carbonyl)thiophen-3-yl]benzamide (CAS 692737-22-7)
- Tetrakis(2-methoxyethoxy)silane (CAS 2157-45-1)
- 2-Bromo-3-chloroisonicotinaldehyde (CAS 1224604-18-5)
- 3,6-Dibromo-1,8-naphthyridine (CAS 17965-79-6)
- Benzo[b]thiophene-d (CAS 1444206-31-8)
- 3-(Chloromethyl)-4-hydroxybenzaldehyde (CAS 53412-47-8)
- 2-(3-Phenoxybenzoyl)pyridine (CAS 898779-86-7)
- 2,2,2-Trifluoro-1-[3-(trifluoromethyl)phenyl]ethanamine Hydrochloride (CAS 1228879-03-5)
- 1-(4,5-dimethoxy-2-methylphenyl)propan-2-one (CAS 7652-98-4)
- Diethyl pyrazolo[1,5-a]pyridine-3,5-dicarboxylate (CAS 51135-72-9)
- 1-Methyl-1H-1,2,4-triazole-3-methanol (CAS 135242-93-2)
- [D-Phe22]Semaglutide (CAS CATO-C4X-2226222)
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