2-(Thiophen-2-yl)-4-(o-tolyl)-4H-chromene-3-carbaldehyde CAS 342390-81-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 342390-81-2 |
| Molecular Formula | C21H16O2S |
| Molecular Weight | 332.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Thiophen-2-yl)-4-(o-tolyl)-4H-chromene-3-carbaldehyde (CAS 342390-81-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H16O2S. Molecular weight: 332.42 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H16O2S |
| Molecular Weight | 332.42 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 2025 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-(4-tert-Butylbenzenesulfonamido)benzamide (CAS 680591-19-9)
- 2-{[(4-fluorophenyl)methyl]sulfanyl}-5-[2-(methylsulfanyl)phenyl]-1,3,4-oxadiazole (CAS 339015-41-7)
- 2-(4-Butoxybenzamido)-N-methylthiophene-3-carboxamide (CAS 941916-55-8)
- trans-4-(Trifluoromethyl)cyclohexanecarboxylic Acid (CAS 133261-33-3)
- Ethyl 2,4-Dioxo-4-phenylbutanoate (CAS 6296-54-4)
- 3-(1,3-Dithiolan-2-yl)phenol (CAS 27004-28-0)
- ACTH (3-24) (human, bovine, rat) (CAS 1036763-00-4)
- 3-(Chloromethyl)-1-methoxy-3-methylpentane (CAS 1479345-60-2)
- 7-(Aminomethyl)-3,4-dihydroisoquinolin-1(2H)-one (CAS 1341697-91-3)
- Peptide Impurity (CAS CATO-CPTD788810)
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