Preparation,Crystal Structure and Fungicidal Activity of N-(5-(benzofuranol-7-oxymethyl)-1,3,4-thiadiazol-2-yl)amide Compounds

A variety of new N-(5-(benzofuranol-7-oxymethyl)-1,3,4-thiadiazol-2-yl)amide compounds (8a-i)were synthesized through four steps from benzofuranol as raw materials.The crystal structure of compound 8a(C₁₇H₂₁N₃O₃S,Mr=347.43) was measured by X-ray diffraction,which was classified as monoclinic system,Z=4,V=1742.72(8)?³,D_c=1.324 Mg/m³,F(000)=736,S=1.03,μ=0.21 mm^-1,space group P2₁ with a=9.9177(3),b=8....