(S)-2,2'-Bis(dicyclohexylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthalene CAS 139139-94-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 139139-94-9 |
| Molecular Formula | C44H64P2 |
| Molecular Weight | 654.93 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
(S)-2,2'-Bis(dicyclohexylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthalene (CAS 139139-94-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C44H64P2. Molecular weight: 654.93 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C44H64P2 |
| Molecular Weight | 654.93 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
Recommended Standards
- (R)-2,2'-Bis(dicyclohexylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthalene (CAS 139139-87-0)
- Diglutaric acid bis(1-butylpentyl)decane-1,10-diester (CAS 101342-76-1)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
- Isopropyl 4-(2,4-dimethoxyphenyl)-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate (CAS 299449-78-8)
- 2-(benzylsulfanyl)pyridine-4-carboxylic acid (CAS 100727-33-1)
- 2,3-Dibromo-2-(4-bromophenyl)propionic Acid (CAS 112595-55-8)
- Rolziracetam (CAS 18356-28-0)
- (9H-Fluoren-9-yl)methyl (pyridin-3-ylmethyl)carbamate (CAS 1498333-89-3)
- (S)-1-(1,2,3,4-tetrahydroquinolin-7-yl)ethan-1-amine (CAS 2387568-83-2)
- Semaglutide impurity 93 (CAS CATO-C4X-222693)
Why CATO?
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