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- Crystal data for TPCD: Anal Calcd for C20H22CoCr2N4O8: C, 39.52, H, 3.40, N, 9.57, Co, 10.24, Cr, 17.44. Found: C, 39.42, H, 3.64, N, 9.29, Co, 10.67, Cr, 17.08, FW = 609.341, rhombic system, space: PCCN, a = 8.836 (2), b = 15.916 (2), c = 16.787 (4) Å, α = β = γ = 90°, dimensions 0.44 × 0.22 × 0.20 mm, T = 292 K, R = 0.061 for 933 observations with I = 2 s (I) of 1,877 unique data
- Isolated yields and all known products were identified by bp or mp, IR and 1H NMR spectral data. New compound 2g, mp 179 − 181 °C, IR (KBr): 3057, 2868, 1687, 1444, 1381, 1218 cm-1. 1H NMR (Acetone - d6): 10.24 (s, 4H, CHO), 8.01 (s, 4H, ArH), 4.40 (t, J = 6.4 Hz, 4H, OCH2), 2.43 (m, J = 6.3 Hz, 2H, -CH2-) δ ppm
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