3-Amino-N-(2-ethylphenyl)-4-(4-methoxyphenyl)-6-phenylthieno[2,3-b]pyridine-2-carboxamide CAS 332114-61-1
| CAS No. | 332114-61-1 |
| Molecular Formula | C29H25N3O2S |
| Molecular Weight | 479.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Amino-N-(2-ethylphenyl)-4-(4-methoxyphenyl)-6-phenylthieno[2,3-b]pyridine-2-carboxamide 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.
3-Amino-N-(2-ethylphenyl)-4-(4-methoxyphenyl)-6-phenylthieno[2,3-b]pyridine-2-carboxamide (CAS 332114-61-1) is a high-purity analytical reference standard with the molecular formula C29H25N3O2S and a molecular weight of 479.59 g/mol.
Structurally, 3-Amino-N-(2-ethylphenyl)-4-(4-methoxyphenyl)-6-phenylthieno[2,3-b]pyridine-2-carboxamide (C29H25N3O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 19.0, corresponding to approximately 19 ring(s) or double-bond equivalent(s). With a molecular weight of 479.59 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C29H25N3O2S |
| Molecular Weight | 479.59 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) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Amino Standards
- 3-Amino-4-(4-methoxyphenyl)-N,6-di-p-tolylthieno[2,3-b]pyridine-2-carboxamide (CAS 337498-26-7)
- 3-Amino-N-(2,5-dimethylphenyl)-4-(4-methoxyphenyl)-6-phenylthieno[2,3-b]pyridine-2-carboxamide (CAS 332101-41-4)
- Methyl 4-(3-amino-4,6-diphenylthieno[2,3-b]pyridine-2-carboxamido)benzoate (CAS 352435-14-4)
- 3-Amino-N-(2,4-dimethoxyphenyl)-6-ethyl-4-(trifluoromethyl)-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide (CAS 939893-77-3)
- 3-Amino-N-[(3,4-dimethoxyphenyl)methyl]-6-methyl-4-(trifluoromethyl)-5H,6H,7H,8H-thieno[2,3-b]quinoline-2-carboxamide (CAS 664999-32-0)
- 2-(4-(2-Amino-3-cyano-5-oxo-5,6,7,8-tetrahydro-4H-chromen-4-yl)-2-methoxyphenoxy)-N-(3-chlorophenyl)acetamide (CAS 352435-87-1)
- 4-(2-Amino-6-oxo-1H-purin-9(6H)-yl)-2-hydroxybutyl tetrahydrogen triphosphate (CAS 108491-46-9)
- 4-Amino-N-(1-((3-chloro-2-fluorophenyl)amino)-6-methylisoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide (CAS 1446113-23-0)
Recommended Standards
- 5-((3-(3-Fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one (CAS 623936-03-8)
- 5-[4-(2-Methoxyphenyl)piperazin-1-yl]-1-(4-methylbenzenesulfonyl)-4,5,6,7-tetrahydro-1H-indol-4-one (CAS 439094-50-5)
- 2,3-Dihydroxypropyl (2-oleamidoethyl) hydrogen phosphate (CAS 201738-24-1)
- MK 0773 (CAS 606101-58-0)
- 1-(3,4-dimethylphenyl)-1H-imidazole-2-thiol (CAS 851207-77-7)
- 1-(4-Bromophenyl)-4-cyclopropylmethylpiperazine (CAS 844431-61-4)
- 4-(4-Fluoro-phenyl)-piperazine-1,2-dicarboxylic acid 1-tert-butyl ester (CAS 1361111-65-0)
- (2-Mesitylcyclopropyl)methanamine (CAS 1339384-50-7)
- N'-(6,7-Dihydro-[1,4]dioxino[2',3':4,5]benzo[1,2-d]thiazol-2-yl)benzohydrazide (CAS 851988-63-1)
- 1-Benzyl-2,6-piperazinedione hydrochloride (CAS 1422344-21-5)
- (3-Ethyl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-2-yl)methanamine (CAS 1781913-70-9)
- Methyl[5-(3-phenyl-1,2-oxazol-5-yl)pentyl]amine hydrochloride (CAS 1240526-08-2)
- 3,3'-Di-tert-pentyl-4H,4'H-[1,1'-binaphthalenylidene]-4,4'-dione (CAS 334634-19-4)
- Semaglutide impurity 70 (CAS CATO-C4X-222670)
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