Fig. 4: Molecular structures of 1,2-dimetalloethenes. | Nature Synthesis

Fig. 4: Molecular structures of 1,2-dimetalloethenes.

From: Synthesis of trans-1,2-dimetalloalkenes through reductive anti-dimagnesiation and dialumination of alkynes

Fig. 4

Thermal ellipsoids are drawn at 50% probability. All of the hydrogen atoms are omitted for clarity. One part of the disordered moieties in 2aiPr(THF)4 is shown. a, Selected bond distances (Å) and angles (deg) of 2aiPr(THF)4: C1–C1′, 1.328(8); C1–C2A, 1.544(6); Mg1–C1, 2.195(4); Mg1–C8A, 2.173(10); C2A–C1–C1′, 113.4(5); Mg1–C1–C2A, 115.9(4); Mg1–C1–C1′, 130.7(5); C1–Mg1–C8A, 128.0(3). b, Selected bond distances (Å) and angles (deg) of 5aEt(THF)2: C1–C1′, 1.355(2); C1–C2, 1.498(3); Al1–C1, 2.005(2); Al1–C8, 1.984(2); Al1–C10, 2.009(2); C2–C1–C1′, 117.8(2); Al1–C1–C2, 117.2(1); Al1–C1–C1′, 124.9(2); C1–Al1–C8, 116.24(8); C8–Al1–C10, 118.07(9).

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