Table 4.
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Reactions were performed using 8 (0.50 mmol), QN-2 (10 mol %), KOH (1.5 mmol), UHP (1.5 mmol), and [8] = 0.05 M in CH2Cl2, at −40 °C.
er was determined by chiral HPLC.
Values in parentheses represent recrystallized yields and enantiomeric ratios.
20 mol % QN-2.
