Scheme 4.
Substrates scope for different Michael acceptors. Reaction conditions: ethers 1 mL, Michael acceptor 0.2 mmol, under 390 nm purple light, 24 hours. All yields are from isolated products.
Substrates scope for different Michael acceptors. Reaction conditions: ethers 1 mL, Michael acceptor 0.2 mmol, under 390 nm purple light, 24 hours. All yields are from isolated products.