... THE INTRAMOLECULAR ADDITION OF SULPHENIC ACIDS TO ALKYNES: BICYCLIC ALKENYL SULPHOXIDES Stuart Cook and Richard JK, Taylor* School of Chemical Sciences, University of East Anglia ... 5278 ACKNOWLEDGEMENTS We are grateful to the SER,C. for a Postgraduate Training Award for Stuart Cook and to the Royal Society and ... 1, For alternative approaches to systems of this type see: (a) K,C. Nicolaou, WE Barnette and RL Magolda, J. Amer ...