Phosphorus, Sulfur, and Silicon, 1992, Vol. 66, pp. 245-250 Reprints available directly from the publisher Photocopying permitted by license only 0 1992 Gordon and Breach Science Publishers SA Printed in the United Kingdom ... F'h Naphth(1) 4-MeOC6Hq 2,4,6-Me$& Thienyl(2) Bu cHex ... J. GLOEDE, A. HAUSER und M. RAMM Zentralinstitut fur Organische Chemie und Analytisches Zentrum Berlin- Adlershof, Rudower Chaussee 5, Berlin-Adlershof, 0-1199, BRD