1570247-03-8Relevant articles and documents
A novel synthesis of tetrahydropyrazolo[1,5-c]pyrimidine-2,7(1 H,3 H)-diones
Mirnik, Jona,Gro?elj, Uro?,Novak, Ana,Dahmann, Georg,Golobi?, Amalija,Kasuni?, Marta,Stanovnik, Branko,Svete, Jurij
, p. 3404 - 3412 (2014/01/06)
A novel simple five-step synthesis of 1,6-disubstituted tetrahydropyrazolo[1,5-c]pyrimidine-2,7(1H,3H)-diones has been developed. The synthetic protocol starts with 'ring switching' transformation of commercially available 5,6-dihydro-2H-pyran-2-one into