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CAS 14694-95-2

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Tris(triphenylphosphine)rhodium(I) chloride

Description:
Tris(triphenylphosphine)rhodium(I) chloride, commonly referred to as Rh(PPh₃)₃Cl, is a coordination complex featuring rhodium in a +1 oxidation state. This compound is characterized by its coordination of three triphenylphosphine (PPh₃) ligands to a central rhodium atom, along with a chloride ion. It typically appears as a dark red to purple solid and is soluble in organic solvents such as dichloromethane and toluene. The presence of the bulky triphenylphosphine ligands imparts significant steric hindrance, influencing the reactivity and stability of the complex. Rh(PPh₃)₃Cl is known for its catalytic properties, particularly in organic synthesis and hydrogenation reactions, where it facilitates the transfer of hydrogen to unsaturated substrates. Additionally, it exhibits interesting photophysical properties, making it a subject of study in coordination chemistry and catalysis. Its synthesis often involves the reaction of rhodium salts with triphenylphosphine in the presence of a chloride source.
Formula:C54H45ClP3Rh
InChI:InChI=1/3C18H15P.ClH.Rh/c3*1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;;/h3*1-15H;1H;/q;;;;+1/p-1/r3C18H15P.ClRh/c3*1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;1-2/h3*1-15H;
InChI key:InChIKey=IXAYKDDZKIZSPV-UHFFFAOYSA-M
SMILES:[Rh+]([P](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3)([P](C4=CC=CC=C4)(C5=CC=CC=C5)C6=CC=CC=C6)([P](C7=CC=CC=C7)(C8=CC=CC=C8)C9=CC=CC=C9)[Cl-]
Synonyms:
  • (SP-4-2)-Chlorotris(triphenylphosphine)rhodium
  • Chlororhodium, Triphenylphosphane
  • Chlorotris(Triphenylphosphine)Rhodate (I)
  • Chlorotris(Triphenylphosphine)Rhodium
  • Chlorotris(Triphenylphosphine)Rhodium(I)
  • Decarbon
  • Nsc 124140
  • Phosphine, Triphenyl-, Chloride, Rhodium Salt (3:1)
  • Rhodium Tris(Triphenyl-Phosphine)Chloride
  • Rhodium tris(triphenylphosphine) chloride
  • See more synonyms
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