3

CH3OH

1.5

6

r.t

86

4

H2O

1.5

12

r.t

67

5

C2H5OH (95%)

1.5

10

r.t

81

6

C2H5OH

1.5

5

r.t

80

7

C2H5OH

1.2

8

r.t

78

8

C2H5OH

1.0

12

r.t

76

9

C2H5OH

1.5

6

50

82

10

C2H5OH

1.5

7

80

80

11

C2H5OH:H2O (1:1/v:v)

1.5

9

50

73

12

C2H5OH:H2O (2:1/v:v)

1.5

7

50

78

13

C2H5OH:H2O (3:1/v:v)

1.5

6

50

85