| abstract |
Complex salts of lactams or thiolactams and halides or nitrates of heavy metals have the following general formula: <IMAGE> wherein: Me is Cu<II>, Zn, Mn, Hg<II>, or Ni<II>; Y is O or S; X is Cl, Br, or NO3; m = 1 or 2; n = 3 or 5; p = 2 or 4; k = 0 or 1; a = 1,2,3, or 4; and R is H, <IMAGE> Such compounds which are fungicides are prepared by reacting a lactam or thiolactam with a halide or nitrate of a heavy metal in an organic solvent at a temperature of from 20 to 80 DEG C, followed by isolation of the desired product. |