Intramolecular Coupling of Acetylenic Groups of Bis(alkynyl)phosphanes and Silanes Mediated by Benzynezirconocene: A Route to New Mono- and Tricyclic Heterocycles.

Zirconocen–Benzyme-Mediated Intramolecul

Zirconocen–Benzyme-Mediated Intramolecular Coupling of Bis(alkynyl)phosphane: A Way to Mono- and Tricyclic 1,2-Dihydrophosphetes

✍ Laurence Dupuis; Dr. Nadine Pirio; Prof. Philippe Meunier; Dr. Alain Igau; Bruno 📂 Article 📅 1997 🏛 John Wiley and Sons 🌐 English ⚖ 407 KB 👁 1 views

## Experimental Section Enantiomeric excesses were determined by gas chromatography, with a 25 m, CHIRAL-DEX-bonded silica column. Electrospray M S was performed by Dr. H. E. K. Matimba and Dr. R. T. Aplin. All NMR spectra were recorded on a BrukerAMX800 spectrometer ('H: 500 MHz) with an inverse