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CAS 246231-79-8

:

(R)-(-)-1-[(S)-2-Di-t-butylphosphino)ferrocenyl]ethyldi-(4-CF3-phenyl)phosphine

Description:
(R)-(-)-1-[(S)-2-Di-t-butylphosphino)ferrocenyl]ethyldi-(4-CF3-phenyl)phosphine is a chiral organophosphorus compound notable for its application in asymmetric catalysis. This compound features a ferrocenyl moiety, which contributes to its stability and unique electronic properties, making it a valuable ligand in coordination chemistry. The presence of bulky t-butyl groups enhances steric hindrance, influencing its reactivity and selectivity in catalytic processes. The trifluoromethyl (CF3) groups on the phenyl rings increase the electron-withdrawing character, which can modulate the electronic properties of the phosphine, affecting its interaction with metal centers in catalysis. Additionally, the compound's chirality is significant for its role in enantioselective reactions, allowing for the preferential formation of one enantiomer over another. Overall, this compound exemplifies the intricate balance of sterics and electronics in designing effective ligands for transition metal catalysis, showcasing the importance of phosphine ligands in modern synthetic chemistry.
Formula:C34H38F6FeP2
InChI:InChI=1/C29H33F6P2.C5H5.Fe/c1-19(37(26(2,3)4)27(5,6)7)24-9-8-10-25(24)36(22-15-11-20(12-16-22)28(30,31)32)23-17-13-21(14-18-23)29(33,34)35;1-2-4-5-3-1;/h8-19H,1-7H3;1-5H;/t19-;;/m0../s1
SMILES:C[C@@H](C1C=CC=C1P(c1ccc(cc1)C(F)(F)F)c1ccc(cc1)C(F)(F)F)P(C(C)(C)C)C(C)(C)C.C1=C[CH]C=C1.[Fe]
Synonyms:
  • 1,2,3,4,5-cyclopentanepentayl, compd. with 1-[(1S)-1-[bis(1,1-dimethylethyl)phosphino]ethyl]-2-[bis[4-(trifluoromethyl)phenyl]phosphino]-1,2,3,4,5-cyclopentanepentayl, iron salt (1:1:1)
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