6-Methyl-3-(3-(p-tolyl)-1,2,4-oxadiazol-5-yl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-amine CAS 1179393-45-3
| CAS No. | 1179393-45-3 |
| Molecular Formula | C18H19N3OS |
| Molecular Weight | 325.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 6-Methyl-3-(3-(p-tolyl)-1,2,4-oxadiazol-5-yl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-amine is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
6-Methyl-3-(3-(p-tolyl)-1,2,4-oxadiazol-5-yl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-amine (CAS 1179393-45-3), molecular formula C18H19N3OS and molecular weight 325.43 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H19N3OS, 6-Methyl-3-(3-(p-tolyl)-1,2,4-oxadiazol-5-yl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-amine contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 325.43 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.
As a certified reference material (CRM), 6-Methyl-3-(3-(p-tolyl)-1,2,4-oxadiazol-5-yl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-amine 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 | C18H19N3OS |
| Molecular Weight | 325.43 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- 1-[4-(dimethylamino)phenyl]-3-{2,6-dimethylimidazo[2,1-b][1,3]thiazol-5-yl}prop-2-en-1-one (CAS 1111591-52-6)
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