Pd/C-mediated synthesis of α-pyrone fused with a five-membered nitrogen heteroaryl ring: a new route to pyrano[4,3-c]pyrazol-4(1H)-ones.
Gorja
Dhilli Rao
DR
Institute of Science and Technology, JNT University, Kukatpally, Hyderabad 500072, India.
Batchu
Venkateswara Rao
VR
Ettam
Ashok
A
Pal
Manojit
M
C–C bond; catalysis; palladium; pyrazole; pyrone