Charette Asymmetric Cyclopropanation
Mechanism of the Charette Asymmetric Cyclopropanation
Sample reactions
Et2Zn, CH2I2
CH2Cl2, DME
-20 °C to RT, 8.5 h, 90%
Et2Zn, CH2I2
CH2Cl2, DME
-20 °C to RT, 8.5 h, 90%
Et2Zn, CH2I2
CH2Cl2, DME
-10 °C to RT, 14.5 h, 91%
Et2Zn, CH2I2
CH2Cl2, DME
-15 °C, 8 h, 99%
Et2Zn, CH2I2
CH2Cl2, DME
-15 °C, 8 h, 96%
Et2Zn, CH2I2
CH2Cl2, DME
-20 °C to RT, 8.5 h
Et2Zn, CH2I2
CH2Cl2, DME
0 °C to RT, 105 min, 88%
"94:06 e.r."