Aromatics

Si/Al pairsa

Product

Isolated yieldb/%

ethylbenzene

Ph3SiCl

ethylbenzoic acid

81

m-xylene

Me3SiCl

dimethylbenzoic acid

87

m-xylene

Ph3SiCl

dimethylbenzoic acid

73

mesitylene

Me3SiCl

2,4,6-trismethylbenzoic acid

89

mesitylene

Ph3SiCl

2,4,6-trismethylbenzoic acid

97

benzene

Ph3SiCl

benzoic acid

20