Porphyrin Disks
FULL PAPER
0.070 mm, pore size 6 nm, eluent: 1% methanol and 1% triethylamine in
chloroform). Yield: 11 mg (0.70 mmol, 86%)of Zn –1 as a purple solid.
M.p. 1298C; 1H NMR (500 MHz, CDCl3): d=8.7 (brs, 48H; H17, H10,
H14, H13), 8.6 (brs, 24H; H15–16), 8.4 (brs, 24H; H11–12), 7.99 (brs,
6H; Hc), 7.97 (brd, 48H; H9, H3), 7.62 (brs, 12H; Ha), 7.51 (brs, 24H;
H7), 7.23 (brd, 24H; H2), 7.22 (brd, 24H; H8), 7.16 (brs, 24H; H5), 6.5
(brs, 24H; H6), 6.1 (brs, 24H; H4); 5.3 (brs, 24H; Hb), 4.24 (brt, 24H;
H25), 3.4 (brt, 24H; H32), 3.0 (brt, 24H; H18), 1.98 (brquartet, 24H;
H26), 1.67 (brs, 24H; H27), 1.5–0.0 (brs, 192H; H30, H29, H28), 1.5–0.0
(brs, 240H; H33-H37), 1.5–0.0 (brs, 240H; H23-H19), 0.87 ppm (brt,
108H; H38, H31, H24); 13C NMR (75 MHz, CDCl3): d=135 (C9, C3, C7,
C5), 132 (Cc), 120 (Ca), 113 (C2), 112.5 (C8), 112 (C6, C4), 68.3 (Cb),
68.0–67.4 (C25, C32, C18), 31.9 (C36, C29, C22), 29.6 (C26), 29.4 (C35,
C28, C21), 26.3 (C27), 26.0 (C33, C20, C19, C34), 22.7 (C37, C30, C23),
14.1 ppm (C38, C31, C24); UV/Vis (CHCl3): lmax (log e): 424 (6.7), 522
(5.6), 580 nm (5.1mÀ1 cmÀ1); MS (MALDI-TOF): m/z: 15644 (calcd
15712); elemental analysis (%) calcd for C 1014H1230N48O48Zn12: C 77.85, H
7.92, N 4.30; found: C 77.68, H 8.22, N 4.16.
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Acknowledgements
The Dutch National Research School Combination Catalysis (NRSC-C),
support by NanoNed—the Dutch nanotechnology initiative by the Minis-
try of Economic Affairs and the Council for the Chemical Sciences of
the Netherlands Organization for Scientific Research (CW-NWO)are ac-
knowledged for financial support to M.C.L., S.S., R.J.M.N., J.A.A.W.E.
(VENI grant)and A.E.R. (VIDI grant). We would like to thank Dr. H.
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