127813-40-5Relevant articles and documents
INTRAMOLECULAR DIELS-ALDER REACTIONS OF PYRIMIDINES: SYNTHESIS OF TRICYCLIC ANNELATED PYRIDINES.
Stolle, W. A. W.,Marcelis, A. T. M.,Koetsier, A.,Plas, H. C. van der
, p. 6511 - 6518 (2007/10/02)
2-(2-Trimethylsilylethynylphenyl-X)-pyrimidines (2, X=O, S, NAc, CH2, CO) easily undergo intramolecular Diels-Alder reaction with inverse electron demand, to give tricyclic annelated pyridines in excellent yields.The synthesis of 2 and the cycloaddition r