2-(Naphthalen-1-yl)-2H-chromene CAS 477-74-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 477-74-7 |
| Molecular Formula | C21H19N3 |
| Molecular Weight | 313.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-(Naphthalen-1-yl)-2H-chromene (CAS 477-74-7) pharmaceutical standards reference standard. Molecular formula: C21H19N3. Molecular weight: 313.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H19N3 |
| Molecular Weight | 313.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related Naphthalen Standards
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- 5-(Naphthalen-2-yl)-1-phenyl-1h-pyrazole-3-carboxylic acid (CAS 144252-16-4)
- (3Z)-3-[2-(Naphthalen-2-yl)-2-oxoethylidene]-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 273196-12-6)
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Recommended Standards
- 2-(4'-Butyl-[1,1'-biphenyl]-4-yl)pyrimidine-5-carbonitrile (CAS 63617-97-0)
- 3-(1-Benzyl-1,2,3,6-tetrahydropyridin-4-yl)-1H-indole-5-carbonitrile (CAS 200714-65-4)
- 4-(6-Methylthiazolo[3,2-b][1,2,4]triazol-5-yl)-N-phenylthiazol-2-amine (CAS 187596-99-2)
- 5-Chloro-3-[(2-methoxyphenyl)methyl]-1,2,4-thiadiazole (CAS 1029718-71-5)
- 6-Bromo-3-(bromomethyl)isoquinoline (CAS 1823552-43-7)
- 1-(3-Chloro-phenyl)-3,5-dimethyl-1H-pyrazole-4-carbonitrile (CAS 1175831-40-9)
- tert-Butyl (1-(4-fluorophenyl)but-3-en-1-yl)carbamate (CAS 913563-71-0)
- 3-(2-Methylbutanamido)benzoic acid (CAS 890983-61-6)
- N-(4-iodophenyl)-4-methyl-2-(1-oxoisoindolin-2-yl)pentanamide (CAS 477889-82-0)
- Smac-N7 Peptide (CAS 401913-57-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com