Entry

alkenes

Silanes

Cat.

Tem. (˚C)

Time (h)

Conversion (%)

Select. (%)a

1

Allylbenzene

D 4 H

Karstedt

40

3

96

>99

2

Allylbenzene

D 4 H

Platinum Black

40

3

94

98.3

3

Allylbenzene

D 4 H

Without cat.

40

24

/

/

4

1-allyl-2-methylbenzene

D 4 H

Karstedt

40

3

94

98.3

5

1-allyl-2-methylbenzene

D 4 H

Platinum Black

40

3

88

97.6

6

1-allyl-3-methylbenzene

D 4 H

Karstedt

40

3

95

98.4

7

1-allyl-3-methylbenzene

D 4 H

Platinum Black

40

3

89

97.7

8

1-allyl-4-methylbenzene

D 4 H

Karstedt

40

3

98

>99

9

1-allyl-4-methylbenzene

D 4 H

Platinum Black

40

3

85

97.3

10

1-allyl-2-methoxybenzene

D 4 H

Karstedt

90

12

53

96.2

11

1-allyl-2-methoxybenzene

D 4 H

Platinum Black

90

12

49

95.7

12

1-allyl-4-(trifluoromethyl)benzene

D 4 H

Karstedt

90

12

50

96.1

13

1-allyl-4-(trifluoromethyl)benzene

D 4 H

Platinum Black

90

12

46

95.8

14

1-allyl-2-bromobenzene

D 4 H

Karstedt

90

12

52

96.7

15

1-allyl-2-bromobenzene

D 4 H

Platinum Black

90

12

47

95.8