| 摘要 |
<p>Aryloxyarylsulfonylamino hydroxamic acid derivatives and their salts are new: R1 and R2 = 1-6C alkyl or R1CR2 form 5-7C cycloalkyl, 4-tetrahydropyranyl or 4-piperidinyl; R3 = hydrogen or 1-6C alkyl; Y = fluoro, chloro, trifluoromethyl, 1-6C alkoxy, trifluoromethoxy, difluoromethoxy or 1-6C alkyl.</p> |
