C42H3854FeNO9S [M - H]-, 786.6624; found 786.6621.
(m, 1H), 2.50 (m, 1H), 2.39 (m, 2H), 2.31 (m, 2H), 1.68 (m, 2H),
1.61 (t, J = 6.0 Hz, 2H), 1.36 (m, 4H). 13C NMR (100 MHz,
Acetone-d6) 197.58, 175.19, 172.59, 158.73, 158.59, 152.59,
141.97, 139.25, 137.50, 130.95, 130.35, 129.72, 129.12, 128.51,
128.00, 124.64, 123.84, 123.09, 123.06, 120.39, 120.20, 116.75,
116.56, 85.22, 83.70, 78.88, 73.74, 72.21, 71.11, 61.84, 37.77,
34.28, 31.59, 31.38, 29.68, 26.16, 25.66; HRMS (ESI) calcd for
C43H4054FeNO9S [M - H]-, 800.1829; found 800.1825.
4.1.2.3. 7-((4-(3-(4-Hydroxyphenyl)-6-((4-ferrocenyl benzyl)
phenoxysulfonyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl)phenyl)
amino)-7-oxo-heptanoic Acid (30c). Red soild, 94% yield, mp
1
147-150 °C; H NMR (400 MHz, Acetone-d6) 9.14 (s, 1H),
7.53 (t, J = 8.8 Hz, 2H), 7. 17 (d, J = 7.6 Hz, 1H), 7.15 (d, J = 7.2
Hz, 1H), 7.11 (d, J = 7.6 Hz, 1H), 7.09 (d, J = 7.6 Hz, 1H), 7.05
(d, J = 8.8 Hz, 2H), 7.00 (d, J = 7.2 Hz, 1H), 6.99 (d, J = 7.2 Hz,
1H), 6.71 (d, J = 8.8 Hz, 1H), 6.68 (d, J = 8.8 Hz, 1H), 5.53 (s,
1H), 5.31 (t, J = 3.2 Hz, 1H), 3.97 (s, 7H), 3.92 (s, 2H), 3.64 (m,
1H), 3.60 (m, 2H), 2.27 (m, 3H), 2.17 (m, 3H), 1.58 (t, J = 7.6 Hz,
2H), 1.46 (t, J = 7.6 Hz, 2H), 1.30 (m, 2H). 13C NMR (100 MHz,
Acetone-d6) 174.83, 172.18, 158.56, 158.42, 148.63, 142.13,
141.90, 140.21, 140.09, 139.24, 137.59, 130.60, 130.29, 129.11,
128.46, 127.95, 124.71, 123.90, 122.84, 120.23, 116.40, 88.54,
85.22, 83.64, 69.43, 69.36, 68.39, 61.21, 37.55, 35.90, 34.08,
31.51, 31.31, 25.98, 25.39; HRMS (ESI) calcd for
C42H4054FeNO8S [M - H]-, 772.1824; found 772.1820.
4.1.2.6. 8-((4-(3-(4-Hydroxyphenyl)-6-((4-ferrocenyl benzyl)
phenoxysulfonyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl)phenyl)
amino)-8-oxo-octanoic Acid (31c). Red soild, 92% yield, mp
1
153-155 °C; H NMR (400 MHz, Acetone-d6) 9.31 (s, 1H),
7.67 (t, J = 8.8 Hz, 2H), 7.30 (m, 2H), 7.23 (t, J = 7.6 Hz, 2H),
7.18 (d, J = 8.4 Hz, 2H), 7.14 (d, J = 7.6 Hz, 1H), 7.12 (d, J = 7.6
Hz, 1H), 6.85 (d, J = 8.4 Hz, 1H), 6.82 (d, J = 8.4 Hz, 1H), 5.67
(s, 1H), 5.44 (s, 1H), 4.15 (s, 7H), 4.10 (s, 2H), 3.76 (m, 1H),
3.65 (s, 2H), 2.40 (m, 3H), 2.29 (m, 3H), 1.70 (t, J = 6.0 Hz, 2H),
1.59 (m, 2H), 1.37 (m, 4H). 13C NMR (100 MHz, Acetone-d6)
175.13, 172.50, 158.66, 158.52, 148.61, 142.11, 139.26, 137.56,
130.63, 130.61, 130.30, 129.66, 129.11, 128.47, 124.69, 123.89,
122.90, 122.80, 120.39, 120.15, 116.72, 116.51, 85.25, 83.64,
69.56, 69.47, 68.51, 61.25, 55.04, 37.77, 35.90, 31.52, 31.32,
26.18, 25.63; HRMS (ESI) calcd for C43H4254FeNO8S [M - H]-,
786.1976; found 786.1951.
4.1.2.4. 8-((4-(3-(4-Hydroxyphenyl)-6-((3-ferrocenylformyl)
phenoxysulfonyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl)phenyl)
amino)-8-oxo-octanoic Acid (31a). Red soild, 93% yield, mp
1
162-164 °C; H NMR (400 MHz, Acetone-d6) 9.27 (s, 1H),
8.00 (s, 1H), 7.84 (d, J = 7.6 Hz, 1H), 7.65 (t, J = 7.2 Hz, 2H),
7.55 (m, 1H), 7.48 (t, J = 8.0 Hz, 1H), 7.34 (t, J = 8.0 Hz, 2H),
7.24 (t, J = 8.4 Hz, 2H), 6.83 (t, J = 8.4 Hz, 2H), 5.76 (s, 1H),
5.50 (s, 1H), 4.86 (s, 2H), 4.66 (s, 2H), 4.25 (s, 5H), 3.93 (m, 1H),
2.52 (m, 1H), 2.38 (t, J = 7.2 Hz, 3H), 2.29 (t, J = 7.2 Hz, 2H),
1.69 (t, J = 6.8 Hz, 2H), 1.61 (t, J = 6.4 Hz, 2H), 1.37 (m, 4H).
4.1.2.7. 9-((4-(3-(4-Hydroxyphenyl)-6-((3-ferrocenylformyl)
phenoxysulfonyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl)phenyl)
amino)-9-oxo-nonanoic Acid (32a). Red soild, 93% yield, mp
1
165-167 °C; H NMR (400 MHz, Acetone-d6) 9.30 (s, 1H),
13C NMR (100 MHz, Acetone-d6)
197.30, 175.06, 172.44,
8.00 (s, 1H), 7.86 (d, J = 7.6 Hz, 1H), 7.65 (t, J = 7.6 Hz, 2H),
7.56 (m, 2H), 7.50 (t, J = 8.0 Hz, 1H), 7.35 (t, J = 8.8 Hz, 2H),
7.30 (d, J = 7.2 Hz, 1H), 7.27 (t, J = 8.8 Hz, 2H), 6.85 (t, J = 8.8
Hz, 2H), 5.77 (s, 1H), 5.51 (t, J = 3.6 Hz, 1H), 4.86 (s, 2H), 4.66
(s, 2H), 4.25 (s, 5H), 3.99 (m, 1H), 2.52 (m, 1H), 2.39 (m, 3H),
2.29 (m, 2H), 1.68 (t, J = 7.2 Hz, 3H), 1.58 (t, J = 6.8 Hz, 3H),
1.34 (m, 4H). 13C NMR (100 MHz, Acetone-d6) 197.38, 175.10,
172.54, 158.61, 158.55, 149.99, 143.59, 142.30, 141.99, 142.30,
141.99, 140.24, 139.21, 137.56, 131.10, 130.19, 129.80, 128.97,
128.59, 127.56, 125.97, 124.65, 122.98, 120.37, 116.54, 85.20,
83.81, 78.73, 73.87, 72.11, 71.15, 61.97, 37.81, 37.78, 34.27,
31.68, 31.47, 29.73, 26.27, 25.65; HRMS (ESI) calcd for
C44H4254FeNO9S [M - H]-, 814.1930; found 814.1928.
158.62, 158.56, 150.01, 143.57, 142.32, 142.02, 140.26, 139.20,
137.57, 131.08, 129.77, 128.57, 127.53, 125.95, 124.65, 123.94,
123.01, 122.95, 120.32, 85.19, 83.77, 78.74, 73.83, 72.08, 71.07,
61.94, 55.92, 37.74, 34.21, 31.45, 26.15, 25.54, 29.63; HRMS
(ESI) calcd for C43H4054FeNO9S [M - H]-, 800.1829; found
800.1825.
4.1.2.5. 8-((4-(3-(4-Hydroxyphenyl)-6-((4-ferrocenylformyl)
phenoxysulfonyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl)phenyl)
amino)-8-oxo-octanoic Acid (31b). Red soild, 96% yield, mp
1
160-163 °C; H NMR (400 MHz, Acetone-d6) 9.34 (s, 1H),
7.97 (d, J = 8.4 Hz, 2H), 7.64 (m, 2H), 7.41 (t, J = 7.6 Hz, 2H),
7.34 (d, J = 8.0 Hz, 1H), 7.32 (t, J = 8.0 Hz, 2H), 7.24 (d, J = 8.0
Hz, 1H), 6.88 (d, J = 8.0 Hz, 1H), 6.81 (d, J = 8.0 Hz, 1H), 5.76
(s, 1H), 5.50 (s, 1H), 4.84 (s, 2H), 4.65 (s, 2H), 4.23 (s, 5H), 3.96
4.1.2.8. 9-((4-(3-(4-Hydroxyphenyl)-6-((4-ferrocenylformyl)
phenoxysulfonyl)-7-oxabicyclo[2.2.1]hept-2-en-2-yl)phenyl)
15