7-Hydroxy-4-methyl-2H-benzo[h]chromen-2-one CAS 21353-16-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21353-16-2 |
| Molecular Formula | C14H10O3 |
| Molecular Weight | 226.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7-Hydroxy-4-methyl-2H-benzo[h]chromen-2-one (CAS 21353-16-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H10O3. Molecular weight: 226.23 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H10O3 |
| Molecular Weight | 226.23 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related Hydroxy Standards
- 5-Hydroxy-2-(((tetrahydro-2H-pyran-2-yl)oxy)methyl)-4H-pyran-4-one (CAS 103893-45-4)
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Recommended Standards
- 7-Fluoro-3-(methylthio)-4-nitro-1H-indole (CAS 548457-95-0)
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- 7,8-Dimethyltetrazolo[1,5-a]quinoline-4-carbaldehyde (CAS 889939-65-5)
- 2,2-Dimethyl-2H-chromene (CAS 2513-25-9)
- (2S)-1-(tert-Butoxycarbonyl)octahydro-1H-indole-2-carboxylic acid (CAS 186096-30-0)
- (2-Fluoro-6-nitrophenyl)methanol (CAS 1643-60-3)
- Tert-butyl hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate oxalate (CAS 2108850-52-6)
- Phenyl (2,2,2-trifluoroethyl)carbamate (CAS 79505-57-0)
- 5-Cyclopropoxy-4-fluoronicotinamide (CAS 1243480-83-2)
- Tirzepatide Impurity 45 (CAS CATO-C4X-324045)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com