Bis(4-phenylphenyl)phosphine oxide CAS 187344-95-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 187344-95-2 |
| Molecular Formula | C24H19OP |
| Molecular Weight | 354.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Bis(4-phenylphenyl)phosphine oxide (CAS 187344-95-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C24H19OP. Molecular weight: 354.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C24H19OP |
| Molecular Weight | 354.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2010 |
Related Bis Standards
- 3-[(2-phenylphenyl)sulfamoyl]benzoic acid (CAS 744204-12-4)
- 2-{[2-oxo-2-(4-phenylphenyl)ethyl]sulfanyl}benzoic acid (CAS 324774-82-5)
- Bis(4-phenylphenyl)ethane-1,2-dione (CAS 4746-80-9)
- 9-(4-Phenylphenyl)carbazole-3-boronic acid (CAS 1028648-22-7)
- 1-phenyl-3-(4-phenylphenyl)-1H-pyrazole-4-carboxylic acid (CAS 371776-57-7)
- 3-[1-phenyl-3-(4-phenylphenyl)-1h-pyrazol-4-yl]propanoic acid (CAS 1210822-80-2)
- 2-(4-Phenylphenyl)quinoline-4-carbohydrazide (CAS 351327-25-8)
- 1-Phenyl-3-(4-phenylphenyl)-1H-pyrazole-4-carbaldehyde (CAS 108446-64-6)
Recommended Standards
- (R)-3-(tert-butyl)-4-(2,3,5,6-tetrahydrobenzo[1,2-b:5,4-b']difuran-8-yl)-2,3-dihydrobenzo[d][1,3]oxaphosphole (CAS 1835717-07-1)
- Ethyl 2-(3-nitrophenyl)-4-phenylthiazole-5-carboxylate (CAS 1965304-92-0)
- 2′-(Diphenylphosphino)[1,1′-biphenyl]-2-ol (CAS 155566-51-1)
- 7-bromoquinolin-3-amine (CAS 1266322-58-0)
- 2-((4-Oxospiro[chromane-2,1'-cyclohexan]-7-yl)oxy)acetic acid (CAS 135111-36-3)
- 4-Amino-2-(difluoromethyl)-6-hydroxypyridine-3-sulfonamide (CAS 1805138-83-3)
- 5-Bromo-2-chloro-N-cyclobutylpyridine-3-sulfonamide (CAS 1249439-24-4)
- Ravenine (CAS 20105-22-0)
- Tert-butyl ((5-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)methyl)carbamate (CAS 1247726-98-2)
- ((Cys31,Nva34)-Neuropeptide Y (27-36))2 (CAS 172997-92-1)
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