9-(3-Ethylphenyl)-4-phenyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one CAS 859864-00-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 859864-00-9 |
| Molecular Formula | C25H21NO3 |
| Molecular Weight | 383.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
9-(3-Ethylphenyl)-4-phenyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one (CAS 859864-00-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H21NO3. Molecular weight: 383.44 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C25H21NO3 |
| Molecular Weight | 383.44 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Ethylphenyl Standards
- Tris(4-ethylphenyl)gallium (CAS 58448-01-4)
- N-(4-ethylphenyl)-2-((4-ethylphenyl)amino)pyridine-3-sulfonamide (CAS 1291856-03-5)
- 6-{[(4-Ethylphenyl)(methyl)amino]sulfonyl}-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 434907-95-6)
- N-(2-Ethylphenyl)-2-((3-oxo-4-(p-tolyl)-3,4-dihydropyrazin-2-yl)thio)acetamide (CAS 941935-24-6)
- 5'-S-(2-Ethylphenyl)-5'-thio-adenosine (CAS 595608-86-9)
- 5'-S-(4-Ethylphenyl)-5'-thio-adenosine (CAS 595609-31-7)
- N-(2-Ethylphenyl)-2-((4-oxo-3-propyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1252988-63-8)
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Recommended Standards
- 6-{4-[(Tert-butoxy)carbonyl]-3-phenylpiperazin-1-yl}pyridine-3-carboxylic acid (CAS 904816-53-1)
- Diethyl 2-([1,1'-biphenyl]-4-ylmethyl)-2-acetamidomalonate (CAS 63024-21-5)
- 4-Oxo-2-thioxo-5-[(3,4,5-trimethoxyphenyl)methylene]-3-thiazolidinepropanoic acid (CAS 306323-53-5)
- Methyl 21-hydroxyhenicosanoate (CAS 94035-98-0)
- 2-Chloro-3-fluoro-4,5-diiodopyridine (CAS 153035-02-0)
- 3-(4-Bromophenyl)-6-isopropylpyridazine (CAS 1820678-03-2)
- 1,4-Di-tert-butoxy-2,3,5,6-tetrafluorobenzene (CAS 121088-09-3)
- 5-Methyl-3-(piperazin-1-yl)-1,2,4-oxadiazole hydrochloride (CAS 1440955-11-2)
- Baclofen Impurity 50 (CAS CATO-C4X-101250)
- Tirzepatide Impurity 61 (CAS CATO-C4X-324061)
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