1-(1-Amino-5-(m-tolyl)-7,8-dihydro-6H-cyclopenta[d]thieno[2,3-b]pyridin-2-yl)ethan-1-one CAS 866018-04-4
| CAS No. | 866018-04-4 |
| Molecular Formula | C19H18N2OS |
| Molecular Weight | 322.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C19H18N2OS, 1-(1-Amino-5-(m-tolyl)-7,8-dihydro-6H-cyclopenta[d]thieno[2,3-b]pyridin-2-yl)ethan-1-one 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 322.42 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).
CATO supplies 1-(1-Amino-5-(m-tolyl)-7,8-dihydro-6H-cyclopenta[d]thieno[2,3-b]pyridin-2-yl)ethan-1-one (CAS 866018-04-4), a certified reference material (molecular formula C19H18N2OS, MW 322.42 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C19H18N2OS |
| Molecular Weight | 322.42 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Amino Standards
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Recommended Standards
- 1-((5-(tert-Butyl)-2-methoxyphenyl)sulfonyl)-2-ethyl-1H-imidazole (CAS 898645-01-7)
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- (S)-2-Benzamido-4-methoxy-4-oxobutanoic acid (CAS 39741-26-9)
- 1-Phenyl-3-[4-(propylsulfanyl)phenyl]-1H-pyrazole-4-carbaldehyde (CAS 882234-97-1)
- 4-(Difluoromethyl)-5-nitronicotinic acid (CAS 1805320-12-0)
- 4-Ethoxycarbonyl-3-fluorophenylboronic acid pinacol ester (CAS 474709-72-3)
- 2-(Hydroxymethyl)-5-(trifluoromethoxy)benzimidazole (CAS 919054-04-9)
- 2-((Dimethylamino)methyl)anthracene-9,10-dione (CAS 96424-32-7)
- N-[(Methylcarbamothioyl)amino]-3-(thiophen-2-yl)-6-(trifluoromethyl)thieno[3,2-b]pyridine-2-carboxamide (CAS 477854-05-0)
- tert-butyl 4-(4-cyanopyridin-3-yl)piperazine-1-carboxylate (CAS 1638137-75-3)
- 5-((2-Chloropyrimidin-4-yl)(methyl)amino)-2-methylbenzoic acid (CAS 1394349-77-9)
- 5-Nitro-2H-indazole (CAS 65750-01-8)
- tert-Butyl (1-bromoisoquinolin-3-yl)carbamate (CAS 890843-29-5)
- Liraglutide Impurity 30 (CAS CATO-C4X-199230)
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