-
1
-
-
0000930321
-
-
(a) Su, J.; Long, K.; Peng, T.; Zheng, Q.; Lin, X. Acta Chim. Sin. 1985, 43, 796.
-
(1985)
Acta Chim. Sin
, vol.43
, pp. 796
-
-
Su, J.1
Long, K.2
Peng, T.3
Zheng, Q.4
Lin, X.5
-
2
-
-
0012122305
-
-
Engl. Ed
-
(b) Su, J.; Long, K.; Peng, T.; Zeng, L.; Zheng, Q.; Lin, X. Sci. Sin., Ser. B (Engl. Ed.) 1988, 31, 1172.
-
(1988)
Sci. Sin., Ser. B
, vol.31
, pp. 1172
-
-
Su, J.1
Long, K.2
Peng, T.3
Zeng, L.4
Zheng, Q.5
Lin, X.6
-
3
-
-
0011391872
-
-
(c) Su, J.; Long, K.; Peng, T.; He, C. H.; Clardy, J. J. Am. Chem. Soc. 1986, 108, 177.
-
(1986)
J. Am. Chem. Soc
, vol.108
, pp. 177
-
-
Su, J.1
Long, K.2
Peng, T.3
He, C.H.4
Clardy, J.5
-
4
-
-
0000792801
-
-
For other related compounds, see: a
-
For other related compounds, see: (a) Kusumi, T.; Igari, M.; Ishitsuka, M. O.; Itezono, Y.; Nakayama, N.; Kakisawa, H. J. Org. Chem. 1990, 55, 6286.
-
(1990)
J. Org. Chem
, vol.55
, pp. 6286
-
-
Kusumi, T.1
Igari, M.2
Ishitsuka, M.O.3
Itezono, Y.4
Nakayama, N.5
Kakisawa, H.6
-
5
-
-
0027287456
-
-
(b) Leone, P. A.; Bowden, B. F.; Carrol, A. R.; Coll, J. C.; Meehan, G. V. J. Nat. Prod. 1993, 56, 521.
-
(1993)
J. Nat. Prod
, vol.56
, pp. 521
-
-
Leone, P.A.1
Bowden, B.F.2
Carrol, A.R.3
Coll, J.C.4
Meehan, G.V.5
-
6
-
-
10044258428
-
-
(c) Zeng, L.; Lan, W.; Su, J.; Zhang, G.; Feng, X.; Liang, Y.; Yang, X. J. Nat. Prod. 2004, 67, 1915.
-
(2004)
J. Nat. Prod
, vol.67
, pp. 1915
-
-
Zeng, L.1
Lan, W.2
Su, J.3
Zhang, G.4
Feng, X.5
Liang, Y.6
Yang, X.7
-
7
-
-
4344617216
-
-
(d) Feller, M.; Rudi, A.; Berer, N.; Goldberg, I.; Stein, Z.; Benayahu, Y.; Schleyer, M.; Kashman, Y. J. Nat. Prod. 2004, 67, 1303.
-
(2004)
J. Nat. Prod
, vol.67
, pp. 1303
-
-
Feller, M.1
Rudi, A.2
Berer, N.3
Goldberg, I.4
Stein, Z.5
Benayahu, Y.6
Schleyer, M.7
Kashman, Y.8
-
8
-
-
0025846940
-
-
(e) Ishitsuka, M. O.; Kusumi, T.; Kakisawa, H. Tetrahedron Lett. 1991, 32, 2917.
-
(1991)
Tetrahedron Lett
, vol.32
, pp. 2917
-
-
Ishitsuka, M.O.1
Kusumi, T.2
Kakisawa, H.3
-
9
-
-
0009531605
-
-
For synthetic studies on biscembranoids by the Nakata's group, see: a
-
For synthetic studies on biscembranoids by the Nakata's group, see: (a) Yasuda, M.; Ide, M.; Matsumoto, Y.; Nakata, M. Synlett 1997, 899.
-
(1997)
Synlett
, pp. 899
-
-
Yasuda, M.1
Ide, M.2
Matsumoto, Y.3
Nakata, M.4
-
10
-
-
0000698904
-
-
(b) Yasuda, M.; Ide, M.; Matsumoto, Y.; Nakata, M. Bull. Chem. Soc. Jpn. 1998, 71, 1417.
-
(1998)
Bull. Chem. Soc. Jpn
, vol.71
, pp. 1417
-
-
Yasuda, M.1
Ide, M.2
Matsumoto, Y.3
Nakata, M.4
-
11
-
-
13244299174
-
-
(c) Ichige, T.; Kamimura, S.; Mayumi, K.; Sakamoto, Y.; Terashita, S.; Ohteki, E.; Kanoh, N.; Nakata, M. Tetrahedron Lett. 2005, 46, 1263.
-
(2005)
Tetrahedron Lett
, vol.46
, pp. 1263
-
-
Ichige, T.1
Kamimura, S.2
Mayumi, K.3
Sakamoto, Y.4
Terashita, S.5
Ohteki, E.6
Kanoh, N.7
Nakata, M.8
-
12
-
-
0012158712
-
-
(a) Chen, X.; Fan, C.; Xu, X. Chin. J. Chem. 2000, 18, 717.
-
(2000)
Chin. J. Chem
, vol.18
, pp. 717
-
-
Chen, X.1
Fan, C.2
Xu, X.3
-
13
-
-
0037433967
-
-
(b) Hong, Z.; Chen, X.; Xu, X. Tetrahedron Lett. 2003, 44, 485.
-
(2003)
Tetrahedron Lett
, vol.44
, pp. 485
-
-
Hong, Z.1
Chen, X.2
Xu, X.3
-
14
-
-
0037433968
-
-
(c) Hong, Z.; Chen, X.; Xu, X. Tetrahedron Lett. 2003, 44, 489.
-
(2003)
Tetrahedron Lett
, vol.44
, pp. 489
-
-
Hong, Z.1
Chen, X.2
Xu, X.3
-
15
-
-
0034659918
-
-
(d) Gao, Y.; Nan, F.; Xu, X. Tetrahedron Lett. 2000, 41, 4811.
-
(2000)
Tetrahedron Lett
, vol.41
, pp. 4811
-
-
Gao, Y.1
Nan, F.2
Xu, X.3
-
17
-
-
2942591446
-
-
(f) Liu, P.; Liao, X.; Xu, X. Chin. J. Chem. 2003, 21, 811.
-
(2003)
Chin. J. Chem
, vol.21
, pp. 811
-
-
Liu, P.1
Liao, X.2
Xu, X.3
-
22
-
-
0018252891
-
-
(b) Burri, K. F.; Cardone, R. A.; Chen, W. Y.; Rosen, P. J. Am. Chem. Soc. 1978, 100, 7069.
-
(1978)
J. Am. Chem. Soc
, vol.100
, pp. 7069
-
-
Burri, K.F.1
Cardone, R.A.2
Chen, W.Y.3
Rosen, P.4
-
23
-
-
33947221655
-
-
(a) Paquette, L. A.; Wang, T. Z.; Philippo, C.; Wang, S. P. J. Am. Chem. Soc. 1991, 113, 7277.
-
(1991)
J. Am. Chem. Soc
, vol.113
, pp. 7277
-
-
Paquette, L.A.1
Wang, T.Z.2
Philippo, C.3
Wang, S.P.4
-
24
-
-
0000863170
-
-
(b) Nicolaou, K. C.; Seitz, S. P.; Pavia, M. R. J. Am. Chem. Soc. 1982, 104, 2030.
-
(1982)
J. Am. Chem. Soc
, vol.104
, pp. 2030
-
-
Nicolaou, K.C.1
Seitz, S.P.2
Pavia, M.R.3
-
26
-
-
0000476716
-
-
Blanchette, M. A.; Choy, W.; Davis, J. T.; Essenfeld, A. P.; Masamune, S.; Roush, W. R.; Saka, T. Tetrahedron Lett. 1984, 25, 2183.
-
(1984)
Tetrahedron Lett
, vol.25
, pp. 2183
-
-
Blanchette, M.A.1
Choy, W.2
Davis, J.T.3
Essenfeld, A.P.4
Masamune, S.5
Roush, W.R.6
Saka, T.7
-
27
-
-
33947212999
-
-
Compound 15: colorless oil; [α]D20 +15.8 (c, 0.50, MeOH, IR (film, 2932, 1717, 1676, 1448, 1184, 1137, 1098, 1037 cm-1. 1H NMR (300 MHz, CDCl3, δ, 10.09 (d, J, 7.8 Hz, 1 H, 6.14 (s, 1 H, 6.12 (d, J, 7.8 Hz, 1 H, 5.39 (s, 1 H, 5.22 (t, J, 7.5 Hz, 1 H, 4.77 (d, J, 7.2 Hz, 1 H, 4.72 (d, J, 7.2 Hz, 1 H, 4.22 (q, J, 7.2 Hz, 2 H, 4.08-4.11 (m, 1 H, 3.62-3.66 (m, 1 H, 3.39 (s, 3 H, 3.01 (d, J, 7.5 Hz, 2 H, 2.19 (s, 3 H, 1.40-2.10 (m, 8 H, 1.64 (s, 3 H, 1.30 (t, J, 7.2 Hz, 3 H, 1.20 (s, 3 H, 13C NMR (75 MHz, CDCl 3, δ, 191.7, 167.3, 161.6, 139.7, 137.2, 126.2, 124.4, 120.8, 90.7, 77.8, 74.8, 72.67, 60.6, 55.5, 36.0, 31.5, 30.1, 26.5, 24.6, 21.0, 16.1, 14.3, 14.2. ESI-MS: m/z, 409.1 [M, H, 431.1 [M, Na, HRMS ESI, m/z [M, Na, calcd for C 2
-
6: 431.2404; found: 431.2401.
-
-
-
-
28
-
-
33947254658
-
-
Compound 8: colorless oil; [α]D20 +88.4 (c, 0.49, CHCl3, IR (film, 2979, 2934, 1707, 1448, 1380, 1222, 1145, 1097, 1037, 919 cm-1. 1H NMR (300 MHz, CDCl3, δ, 6.81 (t, J, 7.2 Hz, 1 H, 5.36 (t, J, 7.5 Hz, 1 H, 4.82 (d, J, 8.1 Hz, 1 H, 4.77 (d, J, 7.5 Hz, 1 H, 4.75 (d, J, 7.5 Hz, 1 H, 4.73 (d, J, 8.1 Hz, 1 H, 4.22 (q, J, 7.2 Hz, 2 H, 3.76-3.80 (m, 1 H, 3.69 (d, J, 5.1 Hz, 1 H, 3.38 (s, 3 H, 3.37 (s, 3 H, 2.70-3.10 (m, 4 H, 2.32-2.40 (m, 1 H, 2.00-2.10 (m, 2 H, 1.80-2.00 (m, 2 H, 1.50-1.70 (m, 3 H, 1.62 (s, 3 H, 1.32 (t, J, 7.2 Hz, 3 H, 1.25 (s, 3 H, 1.19 (s, 3 H, 13C NMR 75 MHz, CDCl3, δ, 168.0, 142.0, 139.1, 127.8, 123.2, 91.4, 90.9, 79.6, 77.4, 76.4, 75.9, 60.0, 55.6, 55.4, 39.7, 38.4, 33.9, 29.5, 27.7, 23.6, 22.7, 21.4, 15.4, 14.3. ESI-MS: m/z, 463.2 [M, Na
-
7: 463.2666; found: 463.2685.
-
-
-
-
29
-
-
33947285770
-
-
The stereochemistry of the conjugated double bond is assigned from the chemical shift and the coupling constant data of the vinylic proton, and by analogy with closely related cyclizations
-
The stereochemistry of the conjugated double bond is assigned from the chemical shift and the coupling constant data of the vinylic proton, and by analogy with closely related cyclizations.
-
-
-
-
30
-
-
18844410382
-
-
Gao, Y.; Klunder, J. M.; Hanson, R. M.; Masamune, H.; Ko, S. Y.; Sharpless, K. B. J. Am. Chem. Soc. 1987, 109, 5765.
-
(1987)
J. Am. Chem. Soc
, vol.109
, pp. 5765
-
-
Gao, Y.1
Klunder, J.M.2
Hanson, R.M.3
Masamune, H.4
Ko, S.Y.5
Sharpless, K.B.6
-
34
-
-
0034725386
-
-
Trost, B. M.; Madsen, R.; Guile, S. D.; Brown, B. J. Am. Chem. Soc. 2000, 122, 5947.
-
(2000)
J. Am. Chem. Soc
, vol.122
, pp. 5947
-
-
Trost, B.M.1
Madsen, R.2
Guile, S.D.3
Brown, B.4
-
35
-
-
33947240458
-
-
Compound 20: white solid; mp 80-81°C; [α] D20 -234 (c, 0.40, CHCl3, IR (film, 2942, 1740, 1376, 1243, 1092, 1033 cm-1. 1H NMR (300 MHz, CDCl3, δ, 6.27 (d, J, 10.5 Hz, 1 H, 6.05 (dd, J, 8.4 Hz, 2 H, 4.22 (d, J, 7.5 Hz, 1 H, 4.83 (d, J, 7.5 Hz, 1 H, 4.71 (d, J, 7.5 Hz, 1 H, 4.65 (d, J, 12.3 Hz, 1 H, 4.37 (d, J, 12.3 Hz, 1 H, 4.92 (d, J, 7.5 Hz, 1 H, 3.97-4.01 (m, 1 H, 3.73 (d, J, 8.4 Hz, 1 H, 3.40 (s, 3 H, 3.32 (s, 3 H, 2.50-2.62 (m, 1 H, 2.15-2.33 (m, 1 H, 2.14-2.15 (m, 8 H, 2.054 (s, 3 H, 2.047 (s, 3 H, 1.74 (s, 3 H, 1.23 (s, 3 H, 1.21 (s, 3 H, 13C NMR (75 MHz, CDCl3, δ, 170.6, 170.1, 139.0, 134.6, 126.0, 118.1, 91.0, 90.8, 82.7, 79.9, 75.2, 69.0, 68.4, 65.2, 55.7, 55.2, 40.4, 39.8, 30.3, 24.6, 21.1 2 C, 21.0, 20.0, 19.9, 18.3. ESI-MS: m/z, 521.3 [M, Na
-
9: 521.2721; found: 521.2743. (b) The crystallographic data for 20 has been deposited at the Cambridge Crystallographic Data Centre with deposition no. CCDC 632316.
-
-
-
-
36
-
-
33947288656
-
-
Compound 22: colorless oil; [α]D20 -254 (c, 0.10, CHCl3, IR (film, 2981, 2945, 2855, 1734, 1673, 1647, 1440, 1376, 1275, 1244, 1033, 910 cm-1. 1H NMR (300 MHz, CDCl3, δ, 6.98 (d, J, 10.2Hz, 1 H, 6.25 (d, J, 11.1 Hz, 1 H, 5.95 (d, J, 10.2 Hz, 1 H, 5.03 (d, J, 7.2 Hz, 1 H, 4.82 (d, J, 7.5 Hz, 1 H, 4.69 (d, J, 7.5 Hz, 1 H, 4.42 (d, J, 7.2 Hz, 1 H, 3.98-4.02 (m, 1 H, 3.70-3.73 (m, 1 H, 3.40 (s, 3 H, 3.33 (s, 3 H, 1.80-2.70 (m, 4 H, 2.27 (s, 3 H, 2.00 (s, 3 H, 1.40-1.80 (m, 6 H, 1.83 (s, 3 H, 1.23 (s, 3 H, 1.20 (s, 3 H, 13C NMR (75 MHz, CDCl3, δ, 190.2, 170.6, 145.2, 140.7, 131.9, 118.3, 91.1, 91.0, 82.5, 80.1, 75.2, 68.5, 68.4, 55.7, 55.3, 40.2, 39.6, 30.1, 27.5, 24.5, 21.3, 21.0, 20.1, 20.0, 18.8. ESI-MS: m/z, 491.1 [M, Na, HRMS ESl, m/z [M, Na, ca
-
8: 491.2615; found: 491.2605.
-
-
-
-
38
-
-
33751158544
-
-
Takai, K.; Kakiuchi, T.; Kataoka, Y.; Utimoto, K. J. Org. Chem. 1994, 59, 2668.
-
(1994)
J. Org. Chem
, vol.59
, pp. 2668
-
-
Takai, K.1
Kakiuchi, T.2
Kataoka, Y.3
Utimoto, K.4
-
40
-
-
33947198900
-
-
Compound 5: colorless oil; [α]D20 -176 (c, 0.05, CHCl3, IR (film, 2925, 2853, 1742, 1458, 1375, 1240, 1144, 1092, 1072, 1034, 910 cm-1. 1H NMR (500 MHz, CDCl3, δ, 6.08-6.13 (m, 3 H, 4.96 (d, J, 7.4 Hz, 1 H, 4.93 (s, 1 H, 4.85 (s, 1 H, 4.84 (d, J, 7.3 Hz, 1 H, 5.03 (d, J, 7.3 Hz, 1 H, 4.39 (d, J, 7.4 Hz, 1 H, 4.03 (dd, J, 3.0 Hz, 1 H, 3.69 (d, J, 8.3 Hz, 1 H, 3.40 (s, 3 H, 3.33 (s, 3 H, 1.40-2.80 (m, 10 H, 1.98 (s, 3 H, 1.88 (s, 3 H, 1.73 (s, 3 H, 1.25 (s, 3 H, 1.21 (s, 3 H, 13C NMR (125 MHz, CDCl3, δ, 169.9, 143.5, 137.4, 121.2, 119.0, 113.9, 112.9, 91.1, 91.0, 82.7, 80.2, 75.3, 69.8, 68.3, 55.7, 55.2, 40.3, 39.8, 30.4, 29.7, 24.6, 22.8, 21.5, 21.1, 20.2, 18.4. ESI-MS: m/z, 489.4 [M, Na, HRMS ESI, m/z [M, Na, calcd for C26H42O7
-
7: 489.2828; found: 489.2823.
-
-
-
|