1291069-10-7Relevant academic research and scientific papers
Synthesis of bis-spirocoupled pyrrolidinooxindoles derived from isatinylidene derivatives of thiazolotriazinones by [3+2] dipolar cycloaddition
Shvets,Kurbatov
, p. 1979 - 1982 (2010)
Isatines react with 3,4-dihydro-2H-[1,3]thiazolo[3,2-a][1,3,5]triazin-6(7H) -ones to give their isatinylidene derivatives, which add azomethinylide, generated in situ from paraformaldehide and sarcosine, to yield bis-spirocoupled derivatives of pyrrolidin
