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|
HS Code |
107767 |
| Chemical Name | (S)-(-)-2,2'-Bis(Di-P-Tolylphosphino)-1,1'-Binaphthyl |
| Cas Number | 210220-22-3 |
| Molecular Formula | C60H48P2 |
| Molecular Weight | 846.05 |
| Appearance | white to off-white solid |
| Chirality | S-configuration |
| Melting Point | 180-185°C |
| Solubility | soluble in common organic solvents (e.g., toluene, dichloromethane) |
| Optical Rotation | [α]D20 = -310° (c=1.0, CHCl3) |
| Purity | ≥98% (commonly available) |
| Synonym | S-BINAP(p-tolyl) |
| Usage | chiral ligand in asymmetric catalysis |
| Storage Conditions | store under inert gas, protect from light and moisture |
| Empirical Formula | C60H48P2 |
| Smiles | Cc1ccc(P(c2ccc(C)cc2)c3ccc4ccccc4c3-c5c6ccccc6ccc5P(c7ccc(C)cc7)c8ccc(C)cc8)cc1 |
As an accredited (S)-(-)-2,2'-Bis(Di-P-Tolylphosphino)-1,1'-Binaphthyl factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 1-gram quantity of (S)-(-)-2,2'-Bis(Di-P-Tolylphosphino)-1,1'-Binaphthyl is sealed in an amber glass vial with secure cap. |
| Shipping | This chemical, (S)-(-)-2,2'-Bis(Di-P-Tolylphosphino)-1,1'-Binaphthyl, is shipped in a sealed glass vial or bottle under inert atmosphere, such as argon or nitrogen, to prevent oxidation. It is packed with protective materials and shipped at ambient temperature, following all relevant regulations for hazardous or sensitive chemicals. |
| Storage | (S)-(-)-2,2'-Bis(Di-P-Tolylphosphino)-1,1'-Binaphthyl should be stored in a tightly sealed container under an inert atmosphere, such as nitrogen or argon, to prevent air and moisture exposure. Keep it in a cool, dry place, away from sources of ignition and direct sunlight. Store in a designated area for air-sensitive and organophosphine compounds. |
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