1,8-Bis(diphenylphosphinyl)naphthalene CAS 316808-41-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 316808-41-0 |
| Molecular Formula | C34H26O2P2 |
| Molecular Weight | 528.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,8-Bis(diphenylphosphinyl)naphthalene (CAS 316808-41-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C34H26O2P2. Molecular weight: 528.52 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C34H26O2P2 |
| Molecular Weight | 528.52 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| 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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Bis Standards
- (1R)-2′-(Diphenylphosphinyl)-N,N-dimethyl[1,1′-binaphthalen]-2-amine (CAS 216368-92-2)
- (R)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol (CAS 132548-91-5)
- (S)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol (CAS 137769-33-6)
- N-[(Diphenylphosphinyl)(4-fluorophenyl)methyl]benzenesulfonamide (CAS 305854-79-9)
- 3-Diphenylphosphinyl-9-(4'-diphenylphosphinylphenyl)carbazole (CAS 1226860-68-9)
- 4,4′-Bis(diphenylphosphinyl)-2,2′,6,6′-tetramethoxy-3,3′-bipyridine (CAS 220998-37-8)
- N-[(diphenylphosphinyl)methyl]-n-methylaniline (CAS 76527-75-8)
- 5-(Diphenylphosphinyl)pentanoic Acid (CAS 71140-70-0)
Recommended Standards
- 8,8-Bis((2-carboxyethoxy)methyl)-3,6-dioxo-1-phenyl-2,10-dioxa-4,7-diazatridecan-13-oic acid (CAS 220886-02-2)
- Ac-His-His-Gly-His-OH (CAS 287399-97-7)
- (S)-3,3’-Bis(4-nitrophenyl)-[1,1’-binaphthalene]-2,2’-diol (CAS 945852-58-4)
- 7-Ethoxy-6-hydroxyquinazolin-4(3H)-one (CAS 451494-93-2)
- N-Allyl-4-methyl-N-(prop-2-yn-1-yl)benzenesulfonamide (CAS 133886-40-5)
- 1-Hydroxy-3-methyl-5-phenylpyrazin-2(1H)-one (CAS 400087-77-6)
- Ethyl 4,4-difluoropyrrolidine-3-carboxylate (CAS 1258650-97-3)
- 5-Bromo-4-methoxythiophene-3-carboxamide (CAS 175201-53-3)
- (R)-1-(2-chloro-3-fluorophenyl)-2-methoxyethan-1-amine (CAS 1270081-40-7)
- C-Peptide（dog） (CAS 39016-05-2)
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