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  • Product Name:   Chloro(1,5-cyclooctadiene)rhodium(I) dimer
  • Synonyms:   Bis(1,5-cyclohexadiene)-mu,mu'-dichlorodirhodium;Bis(cycloocta-1,5-diene)dichlorodirhodium;Chloro(1,5-cyclooctadiene)rhodium dimer;Dichloro-bis-1,5-cyclooctadiene dirhodium;Di-mu-chlorobis(1,5-cyclooctadiene)dirhodium
  • CAS No.:   12092-47-6
  • Molecular Formula:   C16H24Cl2Rh2
  • Molecular Weight :   493.08
  • Specification :   98%
  • Place of Origin:   China
  • Appearance :   
  • Document :   Download

Description of Chloro(1,5-cyclooctadiene)rhodium(I) dimer



Chloro(1,5-cyclooctadiene)rhodium(I) dimer Chemical Properties


Melting point  243 °C (dec.)(lit.)


storage temp.  2-8°C


solubility  Soluble in chloroform, dichloromethane, and methanol. Sparingly soluble in most common solvents.


form  Crystals or Crystalline Powder


color  Orange to orange-brown


Sensitive  Air Sensitive & Hygroscopic


Stability: hygroscopic


NIST Chemistry Reference Bis(1,5-cyclooctadienerhodium chloride)(12092-47-6)


EPA Substance Registry System Rhodium, di-.mu.-chlorobis[(1,2,5,6-. eta.)-1,5-cyclooctadiene] di-(12092-47-6)




Safety Information


Hazard Codes  Xi


Risk Statements  36/37/38


Safety Statements  26-37/39


WGK Germany  3


3


TSCA  Yes




Chloro(1,5-cyclooctadiene)rhodium(I) dimer Usage And Synthesis


Reaction
  1. Catalyst for coupling 1,3-dienes with activate methylene compounds.
  2. Rhodium source for various asymmetric hydrogenation systems and asymmetric hydrosilylation of ketones.
  3. Rhodium source for asymmetric reductive aldol reaction.
  4. Cis-hydroboration of terminal alkynes.
  5. Rhodium source for [5 + 2] additions.
  6. Highly enantioselective for [2+2+2] carbocyclization reactions.
  7. Enantioselective hydroboration of cyclopropenes.



Chemical Properties orange crystals




Chloro(1,5-cyclooctadiene)rhodium(I) dimer Preparation Products And Raw materials


Raw materials Etanol-->Ethyl acetate-->1,5-Cyclooctadiene-->Rhodium (III) chloride trihydrate


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