N-(2,3-Dimethylphenyl)-4-oxo-4a,8a-dihydro-4H-chromene-2-carboxamide CAS 476318-34-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 476318-34-0 |
| Molecular Formula | C18H17NO3 |
| Molecular Weight | 295.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(2,3-Dimethylphenyl)-4-oxo-4a,8a-dihydro-4H-chromene-2-carboxamide (CAS 476318-34-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H17NO3. Molecular weight: 295.33 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H17NO3 |
| Molecular Weight | 295.33 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 |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- N-(1-oxo-1,3-dihydroisobenzofuran-5-yl)thiophene-2-sulfonamide (CAS 632292-96-7)
- N-(4-Ethoxyphenyl)-3-fluorobenzenesulfonamide (CAS 670271-47-3)
- Methyl 6-phenethoxy-1H-indole-2-carboxylate (CAS 887360-14-7)
- 1-(piperidin-2-yl)cyclopropan-1-ol (CAS 864228-80-8)
- 1,2,3,4-tetrahydrobenzo(e)(1,4)diazepin-5-one (CAS 28544-83-4)
- 1-((1S,2S)-2-(Dimethylamino)-1,2-diphenylethyl)-3-((R)-1-(naphthalen-1-yl)ethyl)thiourea (CAS 2459945-90-3)
- Midazolam Impurity 33 (CAS CATO-C4X-150933)
- Hexyl 5-amino-4-oxopentanoate (CAS 140898-97-1)
- 6,8-Dichloro-3-(pyrrolidine-1-carbonyl)-2H-chromen-2-one (CAS 875006-85-2)
- 1-His-N-a-ethylidene Semaglutide (CAS CATO-C4X-2226252)
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