Желательно финальный ПДФ.
Mechanochemical synthesis of coumarins via Pechmann condensation under solvent-free conditions: an easy access to coumarins and annulated pyrano[2,3-f] and [3,2-f]indoles
Brindaban C. Ranu et al.
Green Chem., 2022,24, 2429-2437
- DOI:
http://dx.doi.org/10.1039/D1GC04564D