| abstract |
Compns. (I) containing compounds of (II) or salts or esters of (II): A, B and C = R, OR, SR, Hal, NO2 or opt. substd. NH2, and B and C may be joined to form a second ring; Y = , OR, SR or Hal, but if B=H, Y may be H, substd. alkyl, aryl, or SR; R = H or a (1-12C) opt. substd. hydrocarbon residue, and pref. (1-5C) alkyl. With the proviso that not more than 2 of A, B, C and Y = H. Fungicides, active e.g. vs. puccinia recondita (in wheat), Phytophthora inestans (tomatoes), mildew (in melons, wheat, barley, apples and grapes), Piricularia oryzae (in rice), and scab (in apples). |