Entry

Base

Conversion (%)

E:Z ratio

1

KOH

98.6

67:33

2

NaOH

98.7

68:32

3

K₂CO₃

99.1

70:30

4

Na₂CO₃

75.6

75:25

5

CH₃CH₂OK

87.6

63:27

6

CH₃CH₂ONa

86.7

65:35

7

DBU

99.2

76:24