5-(5-Formylpyridin-2-yl)thiophene-2-carboxylic acid 844495-45-0 CAS 844495-45-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 844495-45-0 |
| Molecular Formula | C11H7NO3S |
| Molecular Weight | 233.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(5-Formylpyridin-2-yl)thiophene-2-carboxylic acid 844495-45-0 (CAS 844495-45-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H7NO3S. Molecular weight: 233.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H7NO3S |
| Molecular Weight | 233.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Formylpyridin Standards
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- 3-(2-Formylpyridin-1-ium-1-yl)propane-1-sulfonate (CAS 93803-25-9)
- 3-(3-Formylpyridin-1-ium-1-yl)propane-1-sulfonate (CAS 93803-27-1)
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Recommended Standards
- 3-[5-(4-Fluoro-phenyl)-1H-pyrrol-2-yl]-propionic acid 3313AE 432496-81-6 C13H12FNO2 (CAS 432496-81-6)
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- 1428AE 354816-24-3 8-Fluoro-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]-quinoline-4-carboxylic acid C13H12FNO2 (CAS 354816-24-3)
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- 6-Bromo-4-oxo-4H-chromene-3-carboxylic acid (CAS 51085-91-7)
- 4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)thiazol-2-amine (CAS 269410-17-5)
- Raloxifene Impurity 23 (CAS 102005-47-0)
- 4-Chloro-2-(methylthio)-5-(phenylmethoxy)-pyrimidine 4973-78-8 5-(Benzyloxy)-4-chloro-2-(methylthio)-pyrimidine (CAS 4973-78-8)
- Semaglutide impurity 91 (CAS CATO-C4X-222691)
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