The crystal structure of the title chiral Schiff base compound (E)-3,4-dimethoxy[(1-phenylethyl)iminomethyl]bezyne (1) was determined by single-crystal X-ray diffraction data. The title compound was further characterized by elemental analyses (CHN), FT-IR, ¹H-NMR and UV-Vis spectroscopic techniques. It crystallizes in the monoclinic space group P2₁ with unit cell parameters:
a = 19.0121 (2), b = 8.2507 (2), c = 9.7331 (4) Ǻ, β = 92.488 (2)°, V = 1525.33 (7) Ǻ³, Z = 4, R₁ = 0.0299, wR₂ = 0.787, R₁ = 0.0329, wR₂ = 0.0804.