7-Hydroxy-2-(pyridin-4-yl)-4H-chromen-4-one CAS 663619-95-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 663619-95-2 |
| Molecular Formula | C14H9NO3 |
| Molecular Weight | 239.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Hydroxy-2-(pyridin-4-yl)-4H-chromen-4-one (CAS 663619-95-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H9NO3. Molecular weight: 239.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H9NO3 |
| Molecular Weight | 239.23 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 7-Hydroxy-4-(pyridin-3-yl)-2H-chromen-2-one (CAS 109512-76-7)
- 7-Hydroxy-3-(pyridin-2-yl)-2H-chromen-2-one (CAS 1148-28-3)
- 2-Hydroxy-3-phenyl-4H-pyrimido[1,2-a]pyrimidin-4-one (CAS 1306739-05-8)
- 4-Hydroxy-2-(4-hydroxypiperidin-1-yl)pyrimidine-5-carboxylic acid (CAS 1355231-80-9)
- (Z)-6-hydroxy-2-(pyridin-4-ylmethylene)benzofuran-3(2H)-one (CAS 1679342-26-7)
- (5-Hydroxy-1-benzofuran-3-yl)(pyridin-2-yl)methanone (CAS 953423-73-9)
- 4-Hydroxy-2-phenylisoindoline-1,3-dione (CAS 57192-79-7)
- 4-Hydroxy-6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyridine-3-carbonitrile (CAS 2068064-96-8)
Recommended Standards
- 7-Amino-9-oxo-9H-fluorene-2-carboxylic acid (CAS 92151-49-0)
- 7-Hydroxy-4-(pyridin-2-yl)-2H-chromen-2-one (CAS 386704-10-5)
- 7-Amino-6-phenyl-1H-pyrrolo[3,4-c]pyridine-1,3(2H)-dione (CAS 62437-11-0)
- 2-[4-(1-aminoethyl)-2-methoxyphenoxy]acetic acid hydrochloride (CAS 1170395-91-1)
- Imidazo[1,2-a]pyrazine-3,6(5H,7H)-dione (CAS 851431-68-0)
- 3-Bromo-1H-pyrrolo[3,2-b]pyridine-6-carbonitrile (CAS 1190311-98-8)
- 5-Fluoro-2-methyl-3,4-dihydroisoquinolin-1(2H)-one (CAS 406923-62-4)
- [cis-2-ethynylcyclopropyl]methanol (CAS 1422273-86-6)
- 3-(2-Ethyl-1h-imidazol-1-yl)-2-(methylamino)propanamide (CAS 1249205-39-7)
- Peptide YY (canine, mouse, porcine, rat) trifluoroacetate salt (CAS 81858-94-8)
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