2-(Benzo[b]thiophen-2-yl)-N-methylethan-1-amine CAS 921123-82-2
| CAS No. | 921123-82-2 |
| Molecular Formula | C11H13NS |
| Molecular Weight | 191.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(Benzo[b]thiophen-2-yl)-N-methylethan-1-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.
2-(Benzo[b]thiophen-2-yl)-N-methylethan-1-amine (CAS 921123-82-2), molecular formula C11H13NS and molecular weight 191.29 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, 2-(Benzo[b]thiophen-2-yl)-N-methylethan-1-amine is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 191.29 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C11H13NS |
| Molecular Weight | 191.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Benzo Standards
- 1-(Benzo[b]thiophen-2-yl)propan-1-amine (CAS 147724-77-4)
- 2-(Benzo[b]thiophen-3-yl)-N-methylethan-1-amine (CAS 52994-61-3)
- (E)-1-(benzo[b]thiophen-2-yl)ethanone oxime (CAS 147396-07-4)
- N-(benzo[b]thiophen-3-yl)acetamide (CAS 16810-40-5)
- N-(Benzo[b]thiophen-4-yl)acetamide (CAS 17402-84-5)
- 1-(Benzo[d]thiazol-2-yl)prop-2-en-1-ol (CAS 181048-91-9)
- 2-(1H-Benzo[d]imidazol-1-yl)ethanethioamide (CAS 54980-99-3)
- N-(Benzo[b]thiophen-2-yl)acetamide (CAS 3394-41-0)
Recommended Standards
- 1,2,3,4-Tetrahydronaphthalene-2-carbothioamide (CAS 58952-09-3)
- 1,2,3,4-Tetrahydronaphthalene-1-carbothioamide (CAS 58952-08-2)
- 2-(Cyclohexylsulfonyl)ethan-1-amine (CAS 933731-12-5)
- 1-(Tert-butyl)-3-isothiocyanatobenzene (CAS 611226-35-8)
- 2,4,5,6,7,8-Hexahydrocyclohepta[c]pyrazol-3-ol (CAS 117891-68-6)
- 1-(2,2-Dimethylbenzo[d][1,3]dioxol-5-yl)ethan-1-one (CAS 6860-95-3)
- 3-Chloro-4-(cyclopentyloxy)-5-fluorophenol (CAS 1881290-89-6)
- 4569-98-6 4H-1-Benzopyran-4-one, 7-hydroxy-3-(4-hydroxyphenyl)-5-methoxy- 7-Hydroxy-3-(4-hydroxyphenyl)-5-methoxy-4H-1-benzopyran-4-one Isoprunetin 5--O-Methylgenistein (CAS 4569-98-6)
- 4-Cyclopropoxy-2-ethylpyridine-3-sulfonamide (CAS 1243395-61-0)
- 5-Amino-6-methylpyrazine-2,3-dicarbonitrile (CAS 75063-64-8)
- N-(3-aminophenyl)-3-(1H-pyrazol-1-yl)propanamide (CAS 1052558-49-2)
- 4-Phenyl-n-(2-phenylethyl)butanamide (CAS 83697-66-9)
- 3,5,6-trimethyl-1,2-dihydropyrazin-2-one (CAS 57355-08-5)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
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