Sonogashira cross-coupling of 3-bromo-1,2.diones : an access to 3-alkynyl-1,2-dionesPaju, Anne; Kanger, Tõnis; Müürisepp, Aleksander-Mati; Aid, Tiina; Pehk, Tõnis; Lopp, MargusTetrahedron2014 / p. 5843-5848 : ill