Table 1.
Species | dxpe | X | L | νCO/cm−1 | Ered |
---|---|---|---|---|---|
[1I]BF4 | dppe | I | CO | 2097, 2055, 2026 | −0.99 (irrev.) |
[1Br]BF4 | dppe | Br | CO | 2106, 2065, 2028 | |
[1Cl]BF4 | dppe | Cl | CO | 2111, 2072, 2031 | −1.00 (irrev.) |
[1aI]BF4 | dppe | I | PPh3 | 2031, 1978 | |
[1bI]BF4 | dppe | I | PCy3 | 2024, 1965 | −1.43 (irrev.) |
[1aCl]BF4 | dppe | Cl | PPh3 | 2042, 1981 | −1.34 (irrev.) |
[1bCl]BF4 | dppe | Cl | Pcy3 | 2033, 2068 | −1.44 (irrev.) |
[2I]BF4 | dcpe | I | CO | 2096, 2054, 2023 | −0.86 (ipc/ipa = 1.87) |