... 8. The Photodechlorination of Pentachlorobenzene 3643 Peter K. Freeman,* N. Ramnath, and Alan D. Richardson Department of Chemistry, Oregon State University, Corvallis, Oregon 97331 -4003 Received August 28, 1990 ... Page 2. 3644 J. Org. Chem., Vol. 56, No. 11, 1991 ...