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. 2025 May 27;16(26):12058–12067. doi: 10.1039/d5sc02829a

Table 1. Comparison of selected bond lengths (Å) in (BDI*)2Ca·(CN–R) complexes (3–5) with those in (BDI*)2Ca.

Complex (BDI*)2Ca (BDI*)2Ca·(CN–Cy) (3) (BDI*)2Ca·(CN–Xyl) (4) (BDI*)2Ca·(CN–tBu) (5)
Ca–N (η2–BDI*)a 2.330 2.355 2.354 2.352
Ca–N (η1–BDI*) 2.290(1) 2.365(2) 2.362(1) 2.340(1)
Ca–C (isonitrile) — 2.578(2) 2.664(2) 2.599(2)
C Created by potrace 1.16, written by Peter Selinger 2001-2019 N — 1.147(2) 1.156(2) 1.180(8)b
a

Average value.

b

Large standard deviation due to disorder.