Journal of Catalysts / 2013 / Article / Tab 4

Research Article

Microwave-Assisted Synthesis of Spirofused Heterocycles Using Decatungstodivanadogermanic Heteropoly Acid as a Novel and Reusable Heterogeneous Catalyst under Solvent-Free Conditions

Table 4

Yields of the reaction in different conditions.

Amount of catalyst
(% mol)
Reaction time
(min)/temperature (°C)
Yields (%)

07/8046
17/8052
27/8063
37/8080
47/8075
57/8073