5-Methoxy-6-methyl-3-((3-methylcyclohexyl)oxy)-N-(2H-tetrazol-5-yl)benzo[b]thiophene-2-carboxamide CAS 809281-61-6
| CAS No. | 809281-61-6 |
| Molecular Formula | C19H23N5O3S |
| Molecular Weight | 401.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methoxy-6-methyl-3-((3-methylcyclohexyl)oxy)-N-(2H-tetrazol-5-yl)benzo[b]thiophene-2-carboxamide (CAS 809281-61-6), molecular formula C19H23N5O3S and molecular weight 401.48 g/mol, is a CATO reference standard with documented purity and traceability.
5-Methoxy-6-methyl-3-((3-methylcyclohexyl)oxy)-N-(2H-tetrazol-5-yl)benzo[b]thiophene-2-carboxamide (C19H23N5O3S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-Methoxy-6-methyl-3-((3-methylcyclohexyl)oxy)-N-(2H-tetrazol-5-yl)benzo[b]thiophene-2-carboxamide 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 | C19H23N5O3S |
| Molecular Weight | 401.48 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.) | 1986 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 4-(2-Methoxyethyl)tetrahydro-2h-pyran-4-carboxylic acid (CAS 1310224-13-5)
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- N-(2-Hydroxyethyl)-N-methylperfluorohexanesulfonamide (CAS 68555-75-9)
- (S)-Methyl 2-oxoimidazolidine-4-carboxylate (CAS 157001-86-0)
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