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HS Code |
790326 |
| Iupac Name | (2S,3S)-2,3-bis(diphenylphosphanyl)butane |
| Common Name | (2S,3S)-(-)-Bis(diphenylphosphino)butane |
| Molecular Formula | C28H28P2 |
| Molar Mass | 426.47 g/mol |
| Cas Number | 76189-55-4 |
| Appearance | white to off-white solid |
| Melting Point | 124-129 °C |
| Optical Rotation | [α]D20 = -127° (c = 1, CHCl3) |
| Solubility | soluble in common organic solvents (e.g., dichloromethane, tetrahydrofuran) |
| Chirality | chiral, (2S,3S) stereoisomer |
| Application | chiral ligand in asymmetric catalysis |
| Synonyms | (-)-BDPB, (S,S)-BDPB |
| Smiles | CC[C@@H](P(C1=CC=CC=C1)C2=CC=CC=C2)[C@@H](P(C3=CC=CC=C3)C4=CC=CC=C4)C |
As an accredited (2S,3S)-(-)-Bis(diphenylphosphino)butane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 5-gram amber glass bottle, tightly sealed, labeled with product name, CAS number, hazard warnings; Sigma-Aldrich/TCI chemical grade. |
| Shipping | (2S,3S)-(-)-Bis(diphenylphosphino)butane is typically shipped in tightly sealed glass bottles to prevent moisture and air exposure. It is transported as a solid under ambient conditions, with proper labeling as a laboratory chemical. Shipping complies with standard chemical safety regulations, including protective packaging and documentation for safe handling and transportation. |
| Storage | (2S,3S)-(-)-Bis(diphenylphosphino)butane should be stored in a cool, dry, well-ventilated area, away from moisture and incompatible materials such as oxidizing agents. Keep the container tightly closed and protect the chemical from air and light. Storage under an inert atmosphere (e.g., nitrogen or argon) is recommended to prevent oxidation and degradation. Always follow the supplier’s specific storage guidelines. |
Competitive (2S,3S)-(-)-Bis(diphenylphosphino)butane prices that fit your budget—flexible terms and customized quotes for every order.
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