7-(3,4-Dimethoxyphenyl)-4-hydroxythieno[2,3-b:4,5-b']dipyridin-2(1H)-one CAS 340816-82-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 340816-82-2 |
| Molecular Formula | C18H14N2O4S |
| Molecular Weight | 354.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-(3,4-Dimethoxyphenyl)-4-hydroxythieno[2,3-b:4,5-b']dipyridin-2(1H)-one (CAS 340816-82-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H14N2O4S. Molecular weight: 354.38 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H14N2O4S |
| Molecular Weight | 354.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Fluoro-2-(2-(4-phenyl-1H-imidazol-2-yl)phenyl)-1H-benzo[d]imidazole (CAS 824394-78-7)
- 9-Chloro-1,3-dihydrothieno[3,4-b]quinoline (CAS 28238-00-8)
- 4-Oxo-6-((pyrimidin-2-ylthio)methyl)-4H-pyran-3-yl 2-methylbenzoate (CAS 877635-25-1)
- N-[(5-Bromopyridin-3-yl)methyl]propan-2-amine (CAS 104290-49-5)
- 2-Fluoro-4,5-bis(2-(trifluoromethyl)phenyl)pyridine (CAS 1261458-59-6)
- 5-(2-Methyl-1,3-dioxolan-2-yl)-3-(thiophen-2-yl)-2,1-benzoxazole (CAS 106500-66-7)
- 3-Methylbutylbenzene (Isoamylbenzene) (CAS 2049-94-7)
- 1-[4-(4-piperidyl)phenyl]hexahydropyrimidine-2,4-dione (CAS 2446913-98-8)
- 2-(Azepan-1-ylmethyl)-1-methyl-1H-benzo[d]imidazol-5-amine (CAS 1322604-85-2)
- Semaglutide Impurity 160 (x TFA Salt) (CAS CATO-C4X-2226160)
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