136611-99-9Relevant academic research and scientific papers
A facile synthesis of triazocinones and oxadiazocinones
Daniel,Dhar
, p. 2151 - 2157 (2007/10/02)
A facile synthesis of 4,7-diaryl-1,3,6-trihydro-1,3,6-triazocin-2-ones and 5,8-diaryl-3,6-dihydro-1,3,6-oxidiazocin-2-ones is reported by the interaction of chlorosulfonyl isocyanate and 2H-azirines.
Cycloaddition of chlorosulfonyl isocyanate to 2H-azirines: Formation of [2+2+2] cycloadducts
Daniel,Dhar
, p. 1649 - 1655 (2007/10/02)
Chlorosulfonyl isocyanate (CSI) reacts with 2H-azirines 1a-c at -78°C to form [2+2+2] cycloadducts 3a-c and 4a-c. The tricyclic aziridine derivatives 4a-c undergo CSI extrusion reactions and subsequent oxidation to the corresponding pyrazines 5a-c. Structural identifications of 3a-c and 4a-c are based on ir, nmr and mass spectral data.
