4-Oxo-2,6-diphenyl-4H-4lambda*5*-[1,4]oxaphosphinin-4-ol CAS 56153-45-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56153-45-8 |
| Molecular Formula | C16H13O3P |
| Molecular Weight | 284.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Oxo-2,6-diphenyl-4H-4lambda*5*-[1,4]oxaphosphinin-4-ol (CAS 56153-45-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C16H13O3P. Molecular weight: 284.25 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C16H13O3P |
| Molecular Weight | 284.25 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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
Related Oxo Standards
- Diphenyl(2,2,2-trifluoroethyl)phosphineoxide (CAS 57328-25-3)
- 3,3-Diphenyl-3H-indol-2-amine (CAS 61352-09-8)
- 1,4-Diphenyl-3,4-dihydroisoquinoline (CAS 77988-87-5)
- 1,3-Diphenyl-1H-indazol-5-amine (CAS 857800-70-5)
- 3-Methyl-1,6-diphenyl-1H-pyrazolo[3,4-b]pyridine (CAS 198637-57-9)
- Diphenyl (chloromethyl)phosphonate (CAS 10419-85-9)
- 1-Methyl-5,5-diphenyl-2-thioxoimidazolidin-4-one (CAS 21083-49-8)
- 3-Methyl-5,5-diphenyl-2-thioxoimidazolidin-4-one (CAS 21083-48-7)
Recommended Standards
- 4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid (CAS 6259-63-8)
- 5-Hydroxy-1-(4-sulfophenyl)-1H-pyrazole-3-carboxylic acid (CAS 21951-33-7)
- 1-(Benzyloxy)-2-fluoro-3-methyl-5-(trifluoromethyl)benzene (CAS 2586127-19-5)
- 3-Methylquinoline-5-carboxylic acid (CAS 94975-86-7)
- (1-Methyl-1h-imidazol-2-yl)methanol hydrochloride (CAS 718642-27-4)
- 1-(1-Cyclopropyl-1H-pyrazol-4-yl)ethan-1-one (CAS 1784673-98-8)
- methyl (3aS,7aS)-5-methyl-octahydro-1H-pyrrolo[3,4-c]pyridine-7a-carboxylate (CAS 1807937-98-9)
- 2-(5-(Morpholinomethyl)-1H-tetrazol-1-yl)acetic acid hydrochloride (CAS 1443279-42-2)
- 6-CHloro-2-(2,4-dimethylphenyl)imidazo[1,2-a]pyridine (CAS 305864-87-3)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
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