norborn-2-ene in benzene-d6 byproducts: CHCH2CHCH(CH2)CHC2H4, C2H4; soln. of Sn compd. and norbornene (9 equiv.) in benzene-d6 was treated with Pd complex (1.05 equiv.) at 55°C for 6 d; not isolated; NMR monitoring;

norborn-2-ene in benzene-d6 byproducts: CHCH2CHCH(CH2)CHC2H4, C2H4; soln. of Sn compd. and norbornene (9 equiv.) in benzene-d6 was treated with Pd complex (1.05 equiv.) at 55°C for 6 d; not isolated; NMR monitoring;