95502-19-5Relevant academic research and scientific papers
Reaction of 2-Dimethylaminomethylene-1,3-diones with Dinucleophiles. IV. Synthesis of 5,7-Dihydrothiopyranopyrazol-4(1H)-ones, 5H-Thiopyranoisoxazol-4(7H)-one and 6H-Thiopyranopyrimidin-5(8H)-ones
Menozzi, Giulia,Mosti, Luisa,Schenone, Pietro
, p. 1437 - 1440 (2007/10/02)
The reaction of 2H-thiopyran-3,5(4H,6H)-dione with N,N-dimethylformamide dimethyl acetal gave in good yield 4-dimethylaminomethylene-2H-thiopyran-3,5(4H,6H)-dione (II), which afforded 1-substituted 5,7-dihydrothiopyranopyrazol-4(1H)-ones with aliph
