ChemInform Abstract: Cycloaddition Reaction of 2-Dialkylborylamino-N-heterocycles with Ethoxyacetylene.
Abstract
Ethoxyacetylene (II) reacts with the dialkylborylaminopyridines (Ia) or the diisopropylborylaminopyrimidine (Ib) to give the (4 + 2)-cycloaddition products (III).
ChemInform Abstract
Ethoxyacetylene (II) reacts with the dialkylborylaminopyridines (Ia) or the diisopropylborylaminopyrimidine (Ib) to give the (4 + 2)-cycloaddition products (III). ((IIIb) is characterized by X-ray data: monoclinic, space group P21/c, Z = 8).