Entry

Aldehyde 4a-i

Ketone 5a-i Ar =

Product^b 6a-i

Yield (%)^c

a

PhCHO

Ph

74

b

p-CH₃C₆H₄CHO

Ph

75

c

p-CH₃OC₆H₄CHO

Ph

83

d

p-ClC₆H₄CHO

Ph

77

e

p-NO₂C₆H₄CHO

Ph

79

f

Ph

43

g

PhCHO

p-BrC₆H₄

95

h

PhCHO

p-ClC₆H₄

60^d

i

PhCHO

p-NO₂C₆H₄

98