[2- THE FIRST DIRECT SPECTROSCOPIC OBSERVATION OF A CARBENE COMPLEX INTERMEDIATE(1] CYCLOADDITIONS OF DIAZOALKANES TO ENOL ETHERS CATALYZEDBY CHROMIUM COMPLEXES )
J. Pfeiffer et Kh. Dotz, [2- THE FIRST DIRECT SPECTROSCOPIC OBSERVATION OF A CARBENE COMPLEX INTERMEDIATE(1] CYCLOADDITIONS OF DIAZOALKANES TO ENOL ETHERS CATALYZEDBY CHROMIUM COMPLEXES ), ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 36(24), 1998, pp. 2828-2830