The crystal structure of ( Z )-3-(1-(2-(( E )-4-isopropylbenzylidene)hydrazinyl)ethylidene) chroman-2,4-dione, C 21 H 20 N 2 O 3

[摘要] C21H20N2O3, monoclinic, P21/c (no. 14), a = 6.8892(3) Å, b = 21.8269(13) Å, c = 35.1144(19) Å, β = 90.344(5)°, V = 5280.1(5) Å3, Z = 12, R gt(F) = 0.0672, wR ref(F 2) = 0.1460, T = 170(2) K.