4-Oxo-4H-thiochromene-3-carbaldehyde CAS 70940-99-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 70940-99-7 |
| Molecular Formula | C10H6O2S |
| Molecular Weight | 190.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Oxo-4H-thiochromene-3-carbaldehyde (CAS 70940-99-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H6O2S. Molecular weight: 190.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H6O2S |
| Molecular Weight | 190.22 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Sulfur Atoms | 1 |
Recommended Standards
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- Ubidecarenone Impurity 25 (Dihydrocoenzyme Q10) (CAS 992-78-9)
- (1R,2S,3R)-1-(1-Methyl-1H-pyrazol-4-yl)butane-1,2,3,4-tetraol (CAS 799260-82-5)
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- 2-(2-Piperidin-4-ylethoxy)isonicotinic acid (CAS 1706430-06-9)
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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