High-Speed Reduction of Triarylpyrylium Salts Using Zn(BH<sub>4</sub>)<sub>2</sub>/SiO<sub>2</sub> as an Efficient and Regiospecific Reducing Reagent

<table>Regiospecific reduction of triarylpyrylium salts in the presence of various hydride donors.</table>

Journal of Chemistry

sch2

Scheme 2

Scheme 2: High-Speed Reduction of Triarylpyrylium Salts Using Zn(BH<sub>4</sub>)<sub>2</sub>/SiO<sub>2</sub> as an Efficient and Regiospecific Reducing Reagent 

Journal of Chemistry

High-Speed Reduction of Triarylpyrylium Salts Using Zn(BH4)2/SiO2 as an Efficient and Regiospecific Reducing Reagent

Scheme 2

High-Speed Reduction of Triarylpyrylium Salts Using Zn(BH₄)₂/SiO₂ as an Efficient and Regiospecific Reducing Reagent