... (3) (a) RD Chambers, “Fluorine in Organic chemistry”, Wiley-In- terscience, New York, 1973; (b) D. Forche in “Houben-Weyl, Methoden der Organishcen Chemie”, Vol. 5/3, E. Mueller, Ed., George Thieme Verlag, Stuttgart, 1962. ... J. Org. Chem., Vol. 44, No. 22, 1979 3873 ...