Cyclooctadiene rhodium chloride dimer Tags: Chemical Compound, Chemical Substance.Cyclooctadiene rhodium chloride dimer is the chemical compound with the formula Rh2Cl2(C8H12)2 commonly abbreviated [RhCl(COD)]2 or Rh2Cl2(COD)2. This yellow-orange air-stable compound is a widely used precursor to homogeneous catalysts. thumbnail IUPAC name di-μ-chlorido-, bis[η2η2-(cycloocta-15-diene)rhodium] Learn more... Loading...