N-BENZOYL-N'-PYRIMIDINYLOXYPHENYL UREA COMPOUNDS, AND ANTITUMOROUS COMPOSITIONS CONTAINING THEM, AND PROCESS FOR THEIR PREPARATION

摘要

ABSTRACTN-benzoyl-N'-pyrimidinyloxyphenyl urea compoundshaving the formula:wherein X represents a hydrogen atom, a halogen atom, anitro group or a trifluoromethyl group and Z represents ahydrogen atom or a halogen atom, are useful as activeingredients of antitumorous compositions.