182482-39-9Relevant articles and documents
Studies on pyrrolidinones. Catalyst induced selectivity during heterocyclizations of organosilicon compounds into 1,3,4-oxadiazoles or 1,2,4-triazines
Gauliez, Pascal,Rigo, Beno?t,Fasseur,Couturier
, p. 1073 - 1077 (2007/10/03)
Heterocyclizations of trisilylated diacylhydrazines derived from pyroglutamic acid occurs selectively and yields, depending on the conditions, either to 1,3,4-oxadiazoles (basic catalyst: fluoride anion) or to fused 1,2,4-triazines (acidic catalyst: triflic acid).