| 摘要 |
Di[2-thioureido-(N-Alkoxycarbonyl)-N-phenylureides] of the formula <IMAGE> wherein R1 is hydrogen, halogen, or an alkoxy or alkyl radical having 1 to 4 C atoms, R2 is an alkyl radical having 1 to 4 C atoms, and R3 is an alkylene radical having 3 to 10 C atoms, or a cycloalkylene or phenylene radical having 6 to 20 carbon atoms, ARE PRODUCED BY REACTING A 2-(3-ALKOXYCARBONYL-2-THIOUREIDO)ANILINE OF THE FORMULA <IMAGE> with a diisocyanate of the formula ONC-(R3)-CNO.
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