A Novel Approach to Prepare Well-Defined Silica-Supported Polyoxometalate Species by Reaction with a Chlorinated Support

Table 2

Relative intensities of chlorosilane moitsies before and after reaction with the polyoxometalate based on ²⁹Si NMR data.

^29Si chemical shift (ppm)	Proportions (%)			Relative intensities
	𝛿1 (−14)	𝛿2 (−34)	𝛿3 (−109)	𝛿1/𝛿3	𝛿2/𝛿3
SiO2-(500)/[SiCl]	13	26	61	0.20	0.40
[γ-SiW10]/SiO2-(500)/[SiCl]	14	16.0	70	0.20	0.23