3-Amino-6-[(3,4-dimethoxyphenyl)methyl]-N-[(4-fluorophenyl)methyl]-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide CAS 939894-28-7
| CAS No. | 939894-28-7 |
| Molecular Formula | C25H21F4N3O3S |
| Molecular Weight | 519.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 519.51 g/mol gives 3-Amino-6-[(3,4-dimethoxyphenyl)methyl]-N-[(4-fluorophenyl)methyl]-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Amino-6-[(3,4-dimethoxyphenyl)methyl]-N-[(4-fluorophenyl)methyl]-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 939894-28-7) is a high-purity analytical reference standard with the molecular formula C25H21F4N3O3S and a molecular weight of 519.51 g/mol.
Structurally, 3-Amino-6-[(3,4-dimethoxyphenyl)methyl]-N-[(4-fluorophenyl)methyl]-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (C25H21F4N3O3S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 519.51 g/mol, it falls into the moderately-high-molecular-weight range. 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.
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 | C25H21F4N3O3S |
| Molecular Weight | 519.51 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Amino Standards
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- 2-Amino-6-[[[2-(4-chlorophenyl)-4-thiazolyl]methyl]thio]-4-[4-(2-hydroxyethoxy)phenyl]-3,5-pyridinedicarbonitrile 544417-40-5 (CAS 544417-40-5)
- (E)-5-amino-3-((3-chloro-2-hydroxy-5-nitrophenyl)diazenyl)-4-hydroxynaphthalene-2,7-disulfonic acid (CAS 3769-62-8)
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- 3-Amino-N-(2,5-dichlorophenyl)-4-(4-methoxyphenyl)-6-phenylthieno[2,3-b]pyridine-2-carboxamide (CAS 332175-75-4)
Recommended Standards
- Thalidomide-O-PEG4-azide (CAS 2380318-57-8)
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- 5-(3 inverted exclamation mark ,4 inverted exclamation mark -Dimethoxyphenylethyl)ethyl 3-Methyl-1,4-Dihydro-2,6-dimethyl-4-(2 inverted exclamation mark -trifluoromethyl)phenyl-pyridine-3,5 inverted exclamation mark -dicarboxylate 887354-72-5 (CAS 887354-72-5)
- 1-[(6-Chloropyridin-3-yl)methyl]piperidine-3-carboxylic acid (CAS 1119499-71-6)
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- Semaglutide impurity 33 (CAS CATO-C4X-222633)
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