Lemieux-Johnson Oxidation

Schematic representation of the Lemieux-Johnson Oxidation.
Mechanism of the Lemieux-Johnson Oxidation
Mechanism of the Lemieux-Johnson Oxidation
Sample reactions
intermediate structure
2,6-Lutidine, OsO4, NaIO4
Dioxane , H2O
RT, 30 min, 86%
intermediate structure
intermediate structure
OsO4, NaIO4
Acetone, H2O
intermediate structure
intermediate structure
2,6-Lutidine, NaIO4, K2OsO2(OH)4
Dioxane , H2O
RT
intermediate structure
intermediate structure
OsO4, NaIO4
H2O, THF
70 °C, 18 h, 84%
intermediate structure
intermediate structure
HIO4, NaIO4, RuO2
H2O, t-BuOH
RT, 18 h, 72%
intermediate structure
intermediate structure
OsO4, NaIO4
H2O, THF
57% (2 steps)
intermediate structure
intermediate structure
OsO4, NaIO4
Dioxane , H2O
RT, ON, 79%
intermediate structure
intermediate structure
K2OsO2(OH)4, KIO4
H2O, THF
0 °C, 4 h, 62%
intermediate structure
intermediate structure
OsO4, NaIO4
Dioxane , H2O, t-BuOH
RT, 7 h, 85%
intermediate structure
intermediate structure
NMO, OsO4, KIO4
Acetone, H2O, t-BuOH
RT, 65 min, 89%
intermediate structure
intermediate structure
2,6-Lutidine, OsO4, NaIO4
Dioxane , H2O, t-BuOH
RT, 26 h, 96% (2 steps)
intermediate structure
intermediate structure
2,6-Lutidine, OsO4, NaIO4
Dioxane , H2O, t-BuOH
RT, 24 h, 67%
intermediate structure
intermediate structure
OsO4, NaIO4
75%
intermediate structure
intermediate structure
OsO4, NaIO4
70%
intermediate structure