Mirco Arnold, Rainer Herges. “Light-controlled diamagnetic levitation.” ChemRxiv (). https://doi.org/10.26434/chemrxiv.15007462/v1

5-(phenyl-2‘-(boronic acid pinacol ester))-10,15,20-tris(pentafluorophenyl)-porphyrin
Identifier 3
FT-IR (ATR) ṽ (cm⁻¹) 3322 (w), 2981 (w), 1651 (w), 1550 (w), 1516 (s), 1496 (vs), 1435 (m), 1351 (s), 1320 (m), 1270 (w), 1144 (m), 1117 (w), 1079 (m), 1043 (m), 988 (vs), 918 (vs), 857 (m), 802 (m), 758 (s), 738 (m), 699 (m), 679 (w), 660 (m), 638 (w), 581 (w), 518 (w)
¹H NMR (500 MHz, acetone-d₆, 298 K) δ 9.30 (br. s, 4H, β-H), 9.18 (br. s, 2H, β-H), 8.90 (br. s, 2H, β-H), 8.33 – 8.30 (m, 1H, H-26), 8.21 – 8.18 (m, 1H, H-23), 7.94 – 7.87 (m, 2H, H-24, H-25), 0.14 (s, 12H, CH3), -2.75 (br. s, 2H, NH) ppm
¹³C NMR (125 MHz, acetone-d₆, 298 K) δ 147.1 (C-21), 135.6 (C-26), 134.7 (C-23), 129.7 (C-25), 128.7 (C24), 126.2 (C-22), 83.6 (C(CH3)2), 23.9 (CH3)2 ppm
¹⁹F NMR (470 MHz, acetone-d₆, 298 K) δ -138.81 to -139.02 (m, 4F, Por-Ar-o-F), 139.18 (dd, J = 23.6 Hz, J = 7.2 Hz, 2F, Por-Ar-o-F), -154.77 (t, ³J = 20.4 Hz, 3F, Por-Ar-p-F), -163.42 to -163.82 (m, 6F, Por-Ar-m-F) ppm
¹¹B NMR (160 MHz, acetone-d₆, 298 K) δ 31.66 (br. s, 1B, -Bpin) ppm
HR-ESI-MS m/z [M+H]⁺ calculated for C₅₀H₂₇BF₂₀N₄O₂: 1011.19832; found: 1011.19688
SI, p. 14
5-(phenyl-2‘-(boronic acid pinacol ester))-10,15,20-tris(pentafluorophenyl)-Ni(II)-porphyrin
Identifier 4
FT-IR (ATR) ṽ (cm⁻¹) 2984 (w), 2923 (w), 2164 (w), 1998 (w), 1749 (w), 1645 (w), 1518 (s), 1488 (s), 1432 (w), 1351 (m), 1319 (m), 1144 (w), 1080 (m), 1061 (m), 1005 (m), 988 (vs), 960 (m), 941 (s), 938 (m), 857 (w), 838 (w), 803 (w), 765 (s), 750 (m), 703 (m)
¹H NMR (600 MHz, acetone-d₆, 298 K) δ 9.19 – 9.16 (m, 4H, β-H), 9.05 (d, ³J = 5.0 Hz, 2H, β-H), 8.80 (³J = 5.0 Hz, 2H, β-H), 8.25 (d, ³J = 7.4 Hz, 1H, H-26), 8.07 (dd, ³J = 7.5 Hz, ⁴J = 1.1 Hz, 1H, H-23), 7.88 (td, ³J = 7.6 Hz, ⁴J = 1.6 Hz, 1H, H-25), 7.82 (td, ³J = 7.6 Hz, ⁴J = 1.2 Hz, 1H, H-24) 0.14 (s, 12H, CH3) ppm
¹³C NMR (150 MHz, acetone-d₆, 298 K) δ 146.1 (C-21), 145.5 (C-Por), 144.1 (C-Por), 143.9, (C-Por), 143.6 (C-Por), 135.2 (β-C), 134.6 (C-23), 134.2 (C-26), 133.5 (β-C), 133.2 (β-C), 132.3 (β-C), 129.8 (C-25), 128.7 (C-24), 124.6 (C-22), 103.6 (C-Por), 102.8 (C-Por), 83.6 (C(CH3)2), 23.9 (CH3)2 ppm
¹⁹F NMR (470 MHz, acetone-d₆, 298 K) δ -138.90 (dd, ³J = 23.8 Hz, ⁴J = 7.9 Hz, 1F, Por-Ar-o-F), -139.04 to -139.27 (m, 5F, Por-Ar-o-F), -154.82 (t, ³J = 20.4 Hz, 3F, Por-Ar-p-F), -163.44 to -163.71 (m, 6F, Por-Ar-m-F) ppm
¹¹B NMR (160 MHz, acetone-d₆, 298 K) δ 31.32 (br. s, 1B, -Bpin) ppm
HR-ESI-MS m/z [M+COOH]⁺ calculated for C₅₁H₂₅BF₁₅N₄NiO₄: 1111.10883; found: 1111.11133
SI, p. 15
3-(3-Iodophenylazo)-4-chloropyridine
Identifier 7
FT-IR (ATR) ṽ (cm⁻¹) 3078 (w), 1900 (w), 1714 (w), 1558 (s), 1456 (s), 1394 (s), 1294 (w), 1250 (w), 1197 (m), 1169 (m), 1151 (m), 1084 (s), 1048 (m), 993 (m), 929 (m), 890 (m), 837 (s), 792 (s), 728 (vs), 678 (s), 648 (m), 581 (m), 545 (vs), 526 (s)
¹H NMR (600 MHz, CDCl₃, 298 K) δ 8.80 (s, 1H, H-2), 8.58 (d, ³J = 5.4 Hz, 1H, H-6), 8.29 (t, ⁴J = 1.8 Hz, 1H, H-8), 7.99 (ddd, ³J = 7.9 Hz, ⁴J = 1.9 Hz, ⁴J = 1.0 Hz, 1H, H-12), 7.87 (ddd, ³J = 7.9 Hz, ⁴J = 1.7 Hz, ⁴J = 1.0 Hz, 1H, H-10), 7.59 (d, ³J = 5.4 Hz, 1H, H-5), 7.31 (t, ³J = 7.9 Hz, 1H, H-11) ppm
¹³C NMR (150 MHz, CDCl₃, 298 K) δ 153.4 (C-7), 150.9 (C-6), 148.9 (C-2), 145.0 (C-4), 141.0 (C-10), 138.7 (C-2), 131.4 (C-8), 130.9 (C-11), 125.9 (C-5), 124.3 (C-12), 94.8 (C-9) ppm
HR-ESI-MS m/z [M+H]⁺ calculated for C₁₁H₈ClIN₃: 343.94459; found: 343.94374
SI, pp. 15–16
3-(3-Iodophenylazo)-4-methoxypyridine
Identifier 8
FT-IR (ATR) ṽ (cm⁻¹) 3743 (w), 2942 (w), 2841 (w) 1582 (vs), 1567 (vs), 1509 (w), 1490 (s), 1457 (s), 1435 (m), 1408 (m), 1297 (s), 1270 (vs), 1259 (s), 1193 (vs), 1145 (m), 1065 (m), 1017 (vs), 993 (m), 921 (m), 882 (w), 820 (s), 792 (vs), 753 (s), 681 (s), 648 (m), 585 (s), 559 (s), 523 (m), 467 (w), 444 (m), 426 (m), 413 (w)
¹H NMR (500 MHz, CDCl₃, 298 K) δ 8.65 (s, 1H, E-H-2), 8.56 (d, ³J = 5.8 Hz, 1H, E-H-6), 8.32 (d, ³J = 5.7 Hz, 1H, Z-H-6), 8.22 (t, ⁴J = 1.8 Hz, 1H, E-H-8), 7.92 (ddd, ³J = 8.0 Hz, ⁴J = 1.0 Hz, ⁴J = 0.9 Hz, 1H, E-H-12), 7.84 (s, 1H, Z-H-2), 7.81 (ddd, ³J = 7.8 Hz, ⁴J = 1.0 Hz, ⁴J = 0.7 Hz, 1H, E-H-10), 7.49 (ddd, ³J = 7.9 Hz, ⁴J = 1.7 Hz, ⁴J = 1.0 Hz, 1H, Z-H-12), 7.30 (t, ⁴J = 1.8 Hz, 1H, Z-H-8), 7.27 (t, ³J = 8.0 Hz, 1H, E-H-11), 7.03 (d, ³J = 5.8 Hz, 1H, E-H-5), 6.96 (t, ³J = 8.0 Hz, 1H, Z-H-11), 6.76 (d, ³J = 5.7 Hz, 1H, Z-H-5), 6.74 (ddd, ³J = 8.0 Hz, ⁴J = 1.9 Hz, ³J = 1.0 Hz, 1H, Z-H-10), 4.08 (s, 3H, E-CH3), 3.78 (s, 3H, Z-CH3) ppm
¹³C NMR (125 MHz, CDCl₃, 298 K) δ 161.9 (E-C-4), 155.1 (Z-C-7), 154.6 (Z-C-4), 153.6 (E-C-7), 153.4 (E-C-6), 150.6 (Z-C-6), 140.9 (Z-C-2), 139.9 (E-C-10), 139.6 (Z-C-3), 139.0 (E-C-2), 137.9 (E-C-3), 136.7 (Z-C-12), 130.7 (E-C-11), 130.5 (E-C-8), 130.1 (Z-C-11), 128.6 (Z-C-8), 124.0 (E-C-12), 118.0 (Z-C-10), 107.9 (E-C-5), 107.0 (Z-C-5), 94.6 (E-C-9), 93.6 (Z-C-9), 56.2 (E-CH3), 55.5 (Z-CH3) ppm
HR-EI-MS m/z [M]⁺˙ calculated for C₁₂H₁₀¹²⁷IN₃O: 338.98685; found: 338.98688
SI, pp. 16–17
3-(3-bromophenylazo)-4-chloropyridine
Identifier 10
FT-IR (ATR) ṽ (cm⁻¹) 3085 (w), 1558 (s), 1458 (m), 1393 (m), 1299 (w), 1250 (w), 1189 (m), 1153 (m), 1085 (m), 1062 (w), 996 (w), 930 (w), 909 (m), 886 (m), 825 (s), 789 (s), 731 (vs), 678 (s), 655 (m), 582 (m), 545 (s), 530 (s)
¹H NMR (500 MHz, CDCl₃, 298 K) δ 8.80 (s, 1H, H-2), 8.57 (d, ³J = 5.4 Hz, 1H, H-6), 8.10 (t, ⁴J = 1.9 Hz, 1H, H-8), 7.96 (ddd, ³J = 7.9 Hz, ⁴J = 1.9 Hz, ⁴J = 1.0 Hz, 1H, H-12), 7.67 (ddd, ³J = 7.9 Hz, ⁴J = 1.9 Hz, ⁴J = 1.0 Hz, 1H, H-10), 7.57 (d, ³J = 5.4 Hz, 1H, H-5), 7.44 (t, ³J = 7.9 Hz, 1H, H-11) ppm
¹³C NMR (125 MHz, CDCl₃, 298 K) δ 153.5 (C-7), 151.3 (C-6), 144.7 (C-3), 144.4 (C-4), 139.1 (C-2), 135.2 (C-10), 130.8 (C-11), 126.0 (C-5), 125.4 (C-8), 123.9 (C-12), 123.5 (C-9) ppm
HR-EI-MS m/z [M]⁺˙ calculated for C₁₁H₇BrClN₃: 294.95119; found: 294.95134
SI, pp. 18–19
3-(3-Bromphenylazo)-4-methoxypyridin
Identifier 11
FT-IR (ATR) ṽ (cm⁻¹) 3084 (w), 2947 (w), 2025 (w), 1580 (s), 1493 (s), 1444 (m), 1416 (m), 1300 (s), 1277 (vs), 1196 (s), 1150 (m), 1087 (m), 1057 (m), 1020 (vs), 936 (m), 882 (m), 871 (m), 853 (m), 816 (s), 785 (s), 755 (m), 704 (m), 677 (s), 653 (m), 587 (m), 567 (m), 545 (m), 522 (m)
¹H NMR (500 MHz, CDCl₃, 298 K) δ 8.66 (s, 1H, H-2), 8.56 (d, ³J = 5.8 Hz, 1H, H-6), 8.03 (t, ⁴J = 1.9 Hz, 1H, H-8), 7.88 (ddd, ³J = 7.9 Hz, ⁴J = 1.9 Hz, ⁴J = 1.0 Hz, 1H, H-12), 7.61 (ddd, ³J = 7.9 Hz, ⁴J = 1.9 Hz, ⁴J = 1.0 Hz, 1H, H-10), 7.40 (t, ³J = 7.9 Hz, 1H, H-11), 7.05 (d, ³J = 5.8 Hz, 1H, H-5), 4.08 (s, 3H, CH3) ppm
¹³C NMR (125 MHz, CDCl₃, 298 K) δ 162.3 (C-4), 153.8 (C-7), 153.1 (C-6), 139.7 (C-3), 138.7 (C-2), 134.2 (C-10), 130.6 (C-11), 124.7 (C-8), 123.6 (C-12), 123.3 (C-9), 108.2 (C-5), 56.4 (CH3) ppm
HR-EI-MS m/z [M]⁺˙ calculated for C₁₂H₁₀BrN₃O: 291.00072; found: 291.00093
SI, pp. 19–20
mf-Cl-RP
Identifier 12
¹H NMR (500 MHz, CDCl₃, 298 K) δ 8.97 (d, ³J = 4.8 Hz, 2H, β-H), 8.83 (br. s, 4H, β-H), 8.74 (d, ³J = 4.8 Hz, 2H, β-H), 8.43 (d, ³J = 4.9 Hz, 1H, H-36), 8.36 (s, 1H, H-34), 8.18 (dd, ³J = 7.8 Hz, ⁴J = 1.2 Hz, 1H, H-26), 8.00 – 7.98 (m, 2H, H-23, H-24), 7.81 (t, ⁴J = 1.6 Hz, 1H, H-28), 7.79 (td, ³J = 7.5 Hz, ⁴J = 1.6 Hz, 1H, H-25), 7.34 (d, ³J = 4.9 Hz, 1H, H-37), 7.14 (ddd, ³J = 7.9 Hz, ⁴J = 1.9 Hz, ⁴J = 1.1 Hz, 1H, H-32), 7.06 (ddd, ³J = 7.9 Hz, ⁴J = 1.9 Hz, ⁴J = 1.1 Hz, 1H, H-32), 6.57 (t, ³J = 7.8 Hz, 1H, H-31), -2.94 (s, 2H, NH) ppm
¹⁹F NMR (470 MHz, CDCl₃, 298 K) δ -136.68 to -136.88 (m, 1F, Por-Ar-o-F), -136.95 to -137.44 (m, 4F, Por-Ar-o-F), -152.06 to -152.47 (m, 3F, Por-Ar-p-F), -161.84 to -162.27 (m, 6F, Por-Ar-p-F) ppm
HR-MS (ESI) m/z [M]⁺ calculated for C₅₅H₂₂F₁₅N₇Cl: 1100.13802; found: 1100.13719
SI, pp. 20–21
Cl-RP
Identifier 14
¹H NMR (500 MHz, acetone-d₆, 298 K) δ 9.19 – 9.16 (m, 4H, β-H), 9.10 (d, ³J = 5.0 Hz, 2H, β-H), 9.03 (d, ³J = 5.0 Hz, 2H, β-H), 8.30 – 8.28 (m, 1H, H-26), 8.01 (td, ³J = 7.6 Hz, ⁴J = 1.4 Hz, 1H, H-24), 7.92 – 7.90 (m, 1H, H-23), 7.88 (td, ³J = 7.6 Hz, ⁴J = 1.4 Hz, 1H, H-25), 7.60 – 7.56 (m, 2H, H-28, H-37), 7.17 (dd, ³J = 7.8 Hz, ⁴J = 1.9 Hz, 2H, H-30, H-32), 6.79 (t, ³J = 7.9 Hz, 1H, H-31) ppm
¹⁹F NMR (470 MHz, Aceton-d6, 298 K) δ -138.32 to -138.41 (m, 2F, Por-Ar-o-F), -138.83 to -138.93 (m, 1F, Por-Ar-o-F), -139.00 to -139.09 (m, 1F, Por-Ar-o-F), -139.24 to -139.33 (m, 1F, Por-Ar-o-F), -154.66 to -154.81 (m, 3F, Por-Ar-p-F), -163.25 to -163.39 (m, 2F, Por-Ar-m-F), -163.43 to -163.70 (m, 4F, Por-Ar-m-F) ppm
HR-MS (ESI) m/z [M+ calculated for C₅₅H₂₀ClF₁₅N₇Ni: 1156.05772; found: 1156.05835
SI, pp. 21–22
mf-MeO-RP
Identifier 13
FT-IR (ATR) ṽ (cm⁻¹) 2929 (w), 2365 (w), 2251 (w), 2114 (w), 2049 (w), 1649 (w), 1583 (w), 1517 (s), 1492 (vs), 1438 (m), 1401 (m), 1345 (m), 1300 (m), 1273 (m), 1110 (m), 1077 (s), 1026 (m), 986 (vs), 937 (s), 918 (vs), 838 (m), 800 (s), 758 (vs), 696 (s), 655 (m), 638 (m), 619 (m), 517 (m), 498 (m), 490 (m), 458 (m), 444 (m), 436 (m), 427 (m), 418 (m), 401 (m)
¹H NMR (500 MHz, acetone-d₆, 298 K) δ 9.26 (br. s, 4H, β-H), 9.16 (br. s, 2H, β-H), 9.09 (br. s, 2H, β-H), 8.33 (dd, ³J = 7.4 Hz, ⁴J = 1.1 Hz, 1H, H-26), 8.06 (td, ³J = 7.7 Hz, ⁴J = 1.1 Hz, 1H, H-24), 7.99 (dd, ³J = 7.7 Hz, ⁴J = 1.3 Hz, 1H, H-23), 7.94 – 7.88 (m, 2H, H-25, H-37), 7.85 (t, ⁴J = 1.7 Hz, 1H, H-28), 7.06 (m, 1H, H-30), 6.97 (m, 1H, H-32), 6.51 (t, ³J = 7.8 Hz, 1H, H-31), 3.76 (s, 3H, CH3) ppm
¹⁹F NMR (470 MHz, acetone-d₆, 298 K) δ -138.28 to -139.25 (m, 6F, Por-Ar-o-F), -154.58 to -154.83 (m, 3F, Por-Ar-p-F), -163.10 to -163.85 (m, 6F, Por-Ar-m-F) ppm
HR-MS (ESI) m/z [M]⁺ calculated for C₅₆H₂₅F₁₅N₇O: 1096.18756; found: 1096.1867
SI, pp. 22–23
MeO-RP
Identifier 15
FT-IR (ATR) ṽ (cm⁻¹) 3078 (w), 2952 (w), 1737 (w), 1600 (w), 1518 (s), 1489 (vs), 1341 (m), 1198 (w), 1140 (w), 1076 (m), 1053 (m), 1025 (m), 986 (vs), 956 (m), 938 (vs), 928 (s), 839 (w), 801 (m), 761 (vs), 745 (m), 706 (m), 693 (m), 658 (w), 582 (w), 523 (w)
¹H NMR (600 MHz, acetone-d₆, TFA-d, 298 K) δ 9.14 (s, 4H, β-H), 9.05 (d, ³J = 5.0 Hz, 2H, β-H), 8.99 (d, ³J = 5.0 Hz, 2H, β-H), 8.95 (dd, ³J = 7.0 Hz, ⁴J = 1.3 Hz, 1H, H-36), 8.46 (d, ⁴J = 1.3 Hz, 1H, H-34), 8.33 (dd, ³J = 7.5 Hz, ⁴J = 1.3 Hz, 1H, H-26), 8.01 (td, ³J = 7.8 Hz, ⁴J = 1.3 Hz, 1H, H-25), 7.91 – 7.88 (m, 2H, H-23, H-24), 7.87 (d, ³J = 7.8 Hz, 1H, H-37), 7.64 (t, ⁴J = 1.9 Hz, 1H, H-28), 7.16 – 7.11 (m, 2H, H-30, H-32), 6.75 (t, ³J = 7.9 Hz, 1H, H-31), 4.12 (s, 3H, CH3) ppm
¹⁹F NMR (470 MHz, acetone-d₆, TFA-d, 298 K) δ -138.73 (dd, ³J = 23.9 Hz, ⁴J = 7.4 Hz, 1F, Por-Ar-o-F), -138.93 (dd, ³J = 23.7 Hz, ⁴J = 7.9 Hz, 2F, Por-Ar-o-F), -139.16 (dd, ³J = 23.5 Hz, ⁴J = 7.8 Hz, 2F, Por-Ar-o-F), -139.50 (dd, ³J = 23.5 Hz, ⁴J = 8.0 Hz, 1F, Por-Ar-o-F), -154.48 to -154.68 (m, 3F, Por-Ar-p-F), -163.20 to -163.54 (m, 5F, Por-Ar-m-F), -163.61 (ddd, ³J = 23.8 Hz, ³J = 20.9 Hz, ⁴J = 7.9 Hz, 1F, Por-Ar-m-F) ppm
HR-MS (ESI) m/z [M+ calculated for C₅₆H₂₃F₁₅N₇NiO: 1152.10726; found: 1152.10626
SI, pp. 23–24
G[1.1]-ene
Identifier 17
FT-IR (ATR) ṽ (cm⁻¹) 2987 (m), 2871 (m), 1736 (w), 1456 (w), 1371 (s), 1215 (s), 1085 (vs), 1051 (vs), 975 (m), 919 (m), 842 (s), 790 (w), 751 (w), 514 (m)
¹H NMR (600 MHz, CDCl₃, 298 K) δ 5.19 (s, 2H, CH2C), 4.27 (quint., ³J = 6.0 Hz, 2H, H-4), 4.07 – 4.02 (m, 6H, H-2, H-5), 3.75 – 3.72 (m, 2H, H-5), 3.57 – 3.48 (m, 4H, H-3), 1.42 (s, 6H, CH3), 1.36 (s, 6H, CH3) ppm
¹³C NMR (150 MHz, CDCl₃, 298 K) δ 142.1 (C-1), 114.8 (CH2), 109.6 (C(CH3)2), 74.8 (C-4), 72.2 (C-2), 71.3 (C-3), 66.9 (C-5), 26.9 (CH3), 25.5 (CH3) ppm
SI, pp. 24–25
G[1.1]-OH
Identifier 18
FT-IR (ATR) ṽ (cm⁻¹) 3475 (br. w), 2986 (m), 2875 (m), 1715 (w), 1456 (w), 1371 (s), 1252 (m), 1212 (s), 1076 (vs), 1049 (vs), 975 (m), 841 (s), 792 (w), 514 (s)
¹H NMR (500 MHz, CDCl₃, 298 K) δ 4.31 – 4.23 (m, 2H, H-4), 4.07 – 4.03 (m, 2H, H-5), 3.99 – 3.95 (m, 1H, H-1), 3.74 – 3.70 (m, 2H, H-5), 3.59 – 3.51 (m, 8H, H-3, H-2), 1.42 (s, 6H, CH3), 1.36 (s, 6H, CH3) ppm
¹³C NMR (125 MHz, CDCl₃, 298 K) δ 109.6 (C(CH3)2), 74.8 (C-4), 72.9 (C-2), 72.6 (C-3), 69.6 (C-1), 66.7 (C-5), 26.9 (CH3), 25.5 (CH3) ppm
HR-MS (ESI) m/z [M+H]⁺ calculated for C₁₅H₂₉O₇: 321.19133; found: 321.19126
SI, p. 25
G[2.1]-ene
Identifier 19
FT-IR (ATR) ṽ (cm⁻¹) 2986 (m), 2874 (m), 1736 (w), 1457 (w), 1370 (s), 1251 (m), 1213 (s), 1078 (vs), 1051 (vs), 975 (m), 917 (m), 843 (s), 792 (w), 514 (m)
¹H NMR (200 MHz, acetone-d₆, 298 K) δ δ 5.16 (quint., ⁴J = 1.2 Hz, 2H, CH2), 4.31 – 4.11 (m, 8H, H-2, H-6), 4.09 – 3.97 (m, 4H, H-7), 3.76 – 3.66 (m, 4H, H-5), 3.66 – 3.41 (m, 18H, H-3, H-4, H-5, H-7), 1.36 – 1.31 (m, 12H, CH3), 1.30 – 1.26 (s, 12H, CH3) ppm
HR-MS (ESI) m/z [M+Na]⁺ calculated for C₃₄H₆₀O₁₄Na: 715.38753; found: 715.38584
SI, pp. 25–26
G[2.1]-OH
FT-IR (ATR) ṽ (cm⁻¹) 3476 (br. w), 2985 (m), 2921 (s), 2856 (m), 1736 (w), 1457 (m), 1371 (s), 1213 (s), 1051 (vs), 975 (m), 841 (s), 792 (w), 750 (m), 514 (m)
¹H NMR (500 MHz, acetone-d₆, 298 K) δ 4.25 – 4.17 (m, 4H, H-6), 4.05 – 4.00 (m, 4H, H-7), 3.81 – 3.77 (m, 1H, H-1), 3.73 – 3.69 (m, 4H, H-5), 3.67 – 3.63 (m, 4H, H-4), 3.61 – 3.47 (m, 18H, H-2, H-3, H-4, H-5, H-7), 1.34 (s, 12H, CH3), 1.28 (s, 12H, CH3) ppm
¹³C NMR (125 MHz, acetone-d₆, 298 K) δ 109.6 (C(CH3), 79.5 (C-4), 75.6 (C-6), 73.2 (C-2), 72.8 (C-5), 72.3 (C-3) 70.7 (C-1), 67.4 (C-7), 27.2 (CH3), 25.8 (CH3) ppm
HR-MS (ESI) m/z [M+H]⁺ calculated for C₃₃H₆₁O₁₅: 697.40050; found: 697.39982
SI, pp. 26–27
mf-G[2.1]-RP
Identifier 20
FT-IR (ATR) ṽ (cm⁻¹) 2986 (m), 2872 (m), 1650 (w), 1580 (w), 1480 (m), 1430 (w), 1370 (s), 1256 (m), 1212 (s), 1144 (s), 1078 (vs), 1051 (vs), 982 (s), 925 (m), 842 (s), 805 (m), 759 (m), 697 (w), 556 (w), 517 (m), 478 (w), 458 (w), 437 (w), 418 (m)
¹H NMR (500 MHz, acetone-d₆, 298 K) δ 9.19 (br. s, 4H, β-H), 9.09 (s, 4H, β-H), 8.33 (d, ³J = 7.2 Hz, 1H, H-26), 8.12 (s, 1H, H-34), 8.10 – 8.07 (m, 1H, H-36), 8.07 – 8.03 (m, 1H, H-37), 7.98 (dd, ³J = 8.2 Hz, ⁴J = 1.3 Hz, 1, H-23), 7.91 (td, ³J = 7.7 Hz, ⁴J = 1.7 Hz, 1H, H-24), 7.64 – 7.59 (m, 2H, H-25, H-28), 7.02 (d, ³J = 8.1 Hz, 1H, H-30), 6.94 (d, ³J = 8.1 Hz, 1H, H-32), 6.39 (t, ³J = 8.1 Hz, 1H, H-31), 4.99 – 4.95 (m, 3H, G[2.1]H-1), 4.31 – 4.25 (m, 14H, G[2.1]H-6, G[2.1]H), 4.23 – 4.17 (m, 16H, G[2.1]H-2, G[2.1]H), 4.07 – 4.01 (m, 16H, G[2.1]H-7, G[2.1]H), 3.87 – 3.83 (m, 7H, G[2.1]H-3, G[2.1]H), 3.79 – 3.66 (m, 42H, G[2.1]H-4, G[2.1]H-7, G[2.1]H), 3.66 – 3.47 (m, 40H, G[2.1]H-5, G[2.1]H), 1.36 – 1.32 (m, 48H, CH3), 1.29 – 1.26 (m, 48H, CH3), -2.84 (br. s, 2H, NH) ppm
¹⁹F NMR (470 MHz, acetone-d₆, 298 K) δ -140.36 to -140.53 (m, 2F, Por-Ar-o-F), -140.69 to -140.81 (m, 1F, Por-Ar-o-F), -140.87 to -140.99 (m, 1F, Por-Ar-o-F), -141.02 to -141.15 (m, 2F, Por-Ar-o-F), -156.14 to -156.36 (m, 6F, Por-Ar-m-F) ppm
HR-MS (ESI) m/z [M+2H]²⁺ calculated for C₁₈₇H₂₆₂F₁₂N₈O₆₀: 1904.87804; found: 1904.86884
SI, pp. 27–28
mf-MeO-RP-G[2.1]
Identifier 21
FT-IR (ATR) ṽ (cm⁻¹) 2986 (m), 2871 (m), 1648 (w), 1583 (w), 1491 (s), 1479 (s), 1370 (s), 1252 (m), 1212 (s), 1143 (s), 1077 (vs), 1050 (vs), 981 (vs), 923 (s), 841 (s), 803 (m), 759 (s), 697 (m), 513 (m), 437 (m), 419 (m), 409 (m)
¹H NMR (500 MHz, acetone-d₆, 298 K) δ 9.19 (br. s, 4H, β-H), 9.09 (br. s, 4H, β-H), 8.33 (d, ³J = 7.5 Hz, 1H, H-26), 8.07 (t, ³J = 7.8 Hz, 1H, H-24), 8.01 (d, ³J = 7.8 Hz, 1H, H-23), 7.92 – 7.88 (m, 2H, H-25, H-37), 7.19 (br. s, 1H, H-28), 7.04 (d, ³J = 7.8 Hz, 1H, H-30), 6.98 (d, ³J = 7.8 Hz, 1H, H-32), 6.48 (t, ³J = 7.8 Hz, 1H, H-31), 5.00 – 4.95 (m, 3H, G[2.1]H-1), 4.30 – 4.24 (m, 12H, G[2.1]H-6), 4.20 – 4.14 (m, 12H, G[2.1]H-2), 4.07 – 4.02 (m, 12H, G[2.1]H-7), 3.87 – 3.80 (m, 9H, OCH3, G[2.1]H-3), 3.79 – 3.66 (m, 36H, G[2.1]H-4, G[2.1]H-7), 3.64 – 3.53 (m, 24H, G[2.1]H-5), 1.36 – 1.32 (m, 36H, CH3), 1.29 – 1.25 (m, 36H, CH3), -2.86 (s, 2H, NH) ppm
¹⁹F NMR (470 MHz, acetone-d₆, 298 K) δ -140.40 to -140.89 (m, 3F, Por-Ar-o-F), -140.90 to -141.42 (m, 3F, Por-Ar-o-F), -155.80 to -156.37 (m, 6F, Por-Ar-m-F)
HR-ESI-MS m/z [M+H+NH₄]²⁺ calculated for C₁₅₅H₂₀₆F₁₂N₈O₄₆: 1572.19286; found: 1572.19710
Diamagnetic susceptibility χM = -3.324·10⁻³ cm³·mol⁻¹
Main, p. 5; SI, pp. 30–31, 52
G[2.1]-RP
Identifier 22
FT-IR (ATR) ṽ (cm⁻¹) 2985 (m), 2871 (m), 1649 (w), 1484 (s), 1426 (m), 1370 (s), 1348 (m), 1255 (m), 1212 (s), 1145 (s), 1076 (vs), 1052 (vs), 981 (vs), 944 (s), 840 (s), 801 (m), 764 (s), 706 (m), 654 (w), 515 (m), 447 (m), 437 (m), 417 (m), 402 (m)
¹H NMR (500 MHz, acetone-d₆, 298 K) δ 9.08 (br. s, 4H, β-H), 9.00 (s, 4H, β-H), 8.30 (d, ³J = 7.4 Hz, 1H, H-26), 8.00 (t, ³J = 7.8 Hz, ⁴J = 1.3 Hz, 1H, H-24), 7.92 – 7.86 (m, 2H, H-25, H-27), 7.62 (s, 1H, H-28), 7.53 (br. s, 1H, H-37), 7.17 (d, ³J = 7.8 Hz, 1H, H-30), 7.13 (d, ³J = 7.8 Hz, 1H, H-32), 6.76 (t, ³J = 7.8 Hz, 1H, H-31), 4.95 – 4.90 (m, 3H, G[2.1]H-1), 4.44 – 4.33 (m, 3H, G[2.1]H), 4.30 – 4.19 (m, 14H, G[2.1]H-6, G[2.1]H), 4.17 – 4.11 (m, 12H, G[2.1]H-2), 4.06 – 3.99 (m, 15H, G[2.1]H-7, G[2.1]H), 3.92 – 3.85 (m, 4H, G[2.1]H), 3.84 – 3.78 (m, 8H, G[2.1]H-1, G[2.1]H-3, G[2.1]H), 3.77 – 3.40 (m, 81H, G[2.1]H-2, G[2.1]H-4, G[2.1]H-5, G[2.1]H-7, G[2.1]H), 1.35 – 1.30 (m, 48H, CH3) 1.29 – 1.24 (m, 48H, CH3) ppm
¹⁹F NMR (470 MHz, acetone-d₆, 298 K) δ -140.30 to -140.46 (m, 2F, Por-Ar-o-F), -140.80 to -140.90 (m, 1F, Por-Ar-o-F), -141.04 to -141.16 (m, 1F, Por-Ar-o-F), -141.28 to -141.42 (m, 2F, Por-Ar-o-F), -155.90 to -156.25 (m, 6F, Por-Ar-m-F) ppm
HR-ESI-MS m/z [M+2H]²⁺ calculated for C₁₈₇H₂₅₇F₁₂N₇NiO₆₀: 1924.32461; found: 1924.33527
Paramagnetic fraction PSS420 9 %; PSS530 63 %
Trans:cis ratio (PSS530, ¹H NMR) 45:55
Molar paramagnetic susceptibility 3.685·10⁻³ cm³·mol⁻¹
Effective magnetic moment 2.96 μB (BM)
Volume magnetic susceptibility PSS420 -9.918·10⁻⁶; PSS530 -1.758·10⁻⁶ SI units
Density 1.255 g mL⁻¹
SI, pp. 33–34, 43–46, 53–57, 59, 63–64
MeO-RP-G[2.1]
Identifier 23
¹H NMR (500 MHz, acetone-d₆, 298 K) δ 9.29 – 8.93 (br. s, 10H, β-H, H-34, H-36), 8.30 (d, ³J = 7.5 Hz, 1H, H-26), 8.01 (t, ³J = 7.7 Hz, 1H, H-24), 7.92 (d, ³J = 7.8 Hz, 1H, H-23), 7.88 (t, ³J = 7.6 Hz, 1H, H-25), 7.79 (s, 1H, H-28), 7.39 (br. s, 1H, H-37), 7.03 (d, ³J = 7.9 Hz, 1H, H-32), 6.83 (d, ³J = 7.6 Hz, 1H, H-30), 6.50 (t, ³J = 7.7 Hz, 1H, H-31) 4.96 – 4.90 (m, 3H, G[2.1]H-1), 4.29 – 4.22 (m, 12H, G[2.1]H-6), 4.17 – 4.13 (m, 12H, G[2.1]H-2), 4.06 – 4.02 (m, 12H, G[2.1]H-7), 3.85 – 3.80 (m, 9H, G[2.1]H-3, OCH3), 3.77 – 3.65 (m, 36H, G[2.1]H-4, G[2.1]H-7), 3.61 – 3.51 (m, 24H, G[2.1]H-5) 1.35 – 1.32 (m, 36H, CH3), 1.28 – 1.24 (m, 36H, CH3) ppm
¹⁹F NMR (470 MHz, acetone-d₆, 298 K) δ -140.42 to -140.53 (m, 2F, Por-Ar-o-F), -140.73 to -140.93 (m, 1F, Por-Ar-o-F), -141.02 to -141.22 (m, 1F, Por-Ar-o-F), -141.25 to -141.47 (m, 2F, Por-Ar-o-F), -155.82 to -156.25 (m, 6F, Por-Ar-m-F) ppm
HR-ESI-MS m/z [M+2H]²⁺ calculated for C₁₅₅H₂₀₄F₁₂N₈NiO₄₆: 1600.65439; found: 1600.65469
Purity (NMR and HR-ESI-MS) >98 %
Paramagnetic fraction (trans isomer; ¹H NMR, 6.28 mM, acetone-d₆, 25 °C) <5 %
Photoisomerization photostationary state (UV-vis and ¹H NMR) ~92 % cis under forward switching; >98 % trans under reverse switching
Paramagnetic fraction PSS420 10 %; PSS530 90 %
NMR and UV–vis after 2 days at 40 °C No change within two days
Molar magnetic susceptibility PSS420 −6.406×10⁻³ cm³ mol⁻¹; PSS530 −3.085×10⁻³ cm³ mol⁻¹
Volume magnetic susceptibility PSS420 −4.831×10⁻⁵; PSS530 −2.326×10⁻⁵ SI units
Effective magnetic moment 3.00 μB (BM)
Density (52 % RP and 48 % dendron) 1.194 g/mL
Main, pp. 4–7; SI, pp. 36–37, 45–46, 49–53, 57, 59
mf-G[2.1]-RP, G[2.1]-RP, mf-MeO-RP-G[2.1], and MeO-RP-G[2.1]
UV–vis in acetone at 25 °C, irradiation at 420 and 530 nm, G[2.1]-RP and MeO-RP-G[2.1] Pronounced spectral changes; λmax,para 423/424 nm and λmax,dia 409 nm
UV–vis in acetone at 25 °C, irradiation at 420 and 530 nm, mf-G[2.1]-RP and mf-MeO-RP-G[2.1] Only minor spectral changes between 350 and 600 nm
¹H NMR, porphyrin β protons 9–9.5 ppm in the diamagnetic state and paramagnetically broadened signals at 36–48.5 ppm in the paramagnetic state