(2S,3S)-(-)-Bis(diphenylphosphino)butane , 97% , 64896-28-2

Synonym(s):
(S,S)-Chiraphos;(2S,3S)-(−)-2,3-Bis(diphenylphosphino)butane

CAS NO.：64896-28-2

Empirical Formula: C28H28P2

Molecular Weight: 426.47

MDL number: MFCD00009836

PRODUCT Properties

• Melting point: 104-109 °C
• alpha: D27 -211° (c = 1.5 in CHCl3)
• Boiling point: 529.2±33.0 °C(Predicted)
• storage temp.: under inert gas (nitrogen or Argon) at 2-8°C
• solubility: Acetonitrile, Chloroform
• form: crystal
• color: white
• optical activity: [α]22/D 191°, c = 1.5 in chloroform
• Sensitive: Air Sensitive
• Merck: 14,2063
• BRN: 4268869
• InChI: InChI=1/C28H28P2/c1-23(29(25-15-7-3-8-16-25)26-17-9-4-10-18-26)24(2)30(27-19-11-5-12-20-27)28-21-13-6-14-22-28/h3-24H,1-2H3/t23-,24-/s3
• InChIKey: FWXAUDSWDBGCMN-DPVGMKQNNA-N
• SMILES: P([C@@H](C)[C@H](C)P(C1C=CC=CC=1)C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1 |&1:1,3,r|
• CAS DataBase Reference: 64896-28-2(CAS DataBase Reference)

Description and Uses

(2S,3S)-(-)-Bis(diphenylphosphino)butane, also known as (S,S)-Chiraphos, is a chiral ligand used in the preparation of bimetallic chromium and diphosphine-ruthenium (II) diallyl complexes.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338
• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 37/39-26-36
• WGK Germany: 3
• TSCA: No
• HS Code: 29310099