PAUSON-KHAND REACTION WITH ALLENIC COMPOUNDS .1. SYNTHESIS OF 4-ALKYLIDENE-2-CYCLOPENTENONES
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AHMAR, M
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UNIV CLAUDE BERNARD CPE LYON,CNRS,CHIM ORGAN LAB 1,F-69622 VILLEURBANNE,FRANCEUNIV CLAUDE BERNARD CPE LYON,CNRS,CHIM ORGAN LAB 1,F-69622 VILLEURBANNE,FRANCE
AHMAR, M
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ANTRAS, F
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UNIV CLAUDE BERNARD CPE LYON,CNRS,CHIM ORGAN LAB 1,F-69622 VILLEURBANNE,FRANCEUNIV CLAUDE BERNARD CPE LYON,CNRS,CHIM ORGAN LAB 1,F-69622 VILLEURBANNE,FRANCE
ANTRAS, F
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CAZES, B
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UNIV CLAUDE BERNARD CPE LYON,CNRS,CHIM ORGAN LAB 1,F-69622 VILLEURBANNE,FRANCEUNIV CLAUDE BERNARD CPE LYON,CNRS,CHIM ORGAN LAB 1,F-69622 VILLEURBANNE,FRANCE
CAZES, B
[1
]
机构:
[1] UNIV CLAUDE BERNARD CPE LYON,CNRS,CHIM ORGAN LAB 1,F-69622 VILLEURBANNE,FRANCE
The intermolecular cobalt-mediated cocyclisation of alkynes and allenes is efficiently promoted by N-methylmorpholine oxide at room temperature and leads to 4-alkylidene-2-cyclopentenones.