![ChemInform Abstract: (2 + 2)-CYCLOADDITION OF O-QUINONES TO N,N-DIALKYL-3-ALKEN-1-YNYL-1-AMINES. THERMAL OR PHOTOCHEMICAL RING CLOSURE OF THE ADDUCTS TO 2H-1-BENZOPYRAN DERIVATIVES]()
ChemInform Abstract: (2 + 2)-CYCLOADDITION OF O-QUINONES TO N,N-DIALKYL-3-ALKEN-1-YNYL-1-AMINES. THERMAL OR PHOTOCHEMICAL RING CLOSURE OF THE ADDUCTS TO 2H-1-BENZOPYRAN DERIVATIVESVERBOOM, W.; GEORGE, A. V. E.; BRANDSMA, L.; BOS, H. J. T. · Chemischer Informationsdienst · 1980