C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/546.2, 167/2
C07C 323/44 (2006.01) A01N 47/34 (2006.01)
Patent
CA 1238343
24205-609 Thiophenylureas, Their Production and Use Abstract New insecticidal or/and ovicidal benzoylurea derivatives of the formula: Image wherein X1 is hydrogen or halogen; X2 is halogen; y1, y2 and Y3 are hydrogen, halogen or alkyl, whereby at least one of Y1, Y2 and Y3 is other than hydrogen; and R is hydrogen or a group represented by the formula -CFaZbH(3-a-b) wherein a and b are 0, 1, 2 or 3, with a + b ? 3 and Z is halogen, their production and use.
475144
Nagase Hiroshi
Sato Yasuo
Fetherstonhaugh & Co.
Sumitomo Chemical Takeda Agro Company Limited
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