-
2
-
-
0039579992
-
-
For a brief review, see: Aslanov, K. A.; Kushmuradov, Y. K.; Sadykov, A. S. Alkaloids (N.Y.) 1987, 31, 167.
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(1987)
Alkaloids (N.Y.)
, vol.31
, pp. 167
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-
Aslanov, K.A.1
Kushmuradov, Y.K.2
Sadykov, A.S.3
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4
-
-
0040171326
-
-
Zhao, D.; Li, Z.; Yang, X.; Sheng, B. Zhongcaoyao 1986, 17, 170; Chem. Abstr. 1986, 105, 437j.
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(1986)
Zhongcaoyao
, vol.17
, pp. 170
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-
Zhao, D.1
Li, Z.2
Yang, X.3
Sheng, B.4
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5
-
-
8044259314
-
-
Zhao, D.; Li, Z.; Yang, X.; Sheng, B. Zhongcaoyao 1986, 17, 170; Chem. Abstr. 1986, 105, 437j.
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(1986)
Chem. Abstr.
, vol.105
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6
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0040765432
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Li, X.; Wu, Y.; Liu, L.; He, L. Zhongguo Yaolixue Yu Dulixue Zazhi 1988, 2, 72; Chem. Abstr. 1988, 108, 143225m.
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Zhongguo Yaolixue Yu Dulixue Zazhi
, vol.2
, pp. 72
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Li, X.1
Wu, Y.2
Liu, L.3
He, L.4
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7
-
-
8044244549
-
-
Li, X.; Wu, Y.; Liu, L.; He, L. Zhongguo Yaolixue Yu Dulixue Zazhi 1988, 2, 72; Chem. Abstr. 1988, 108, 143225m.
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(1988)
Chem. Abstr.
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8
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0024380427
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Zhou, C.; Gao, H.; Sun, X.; Shi, H.; Liu, W.; Yuan, H.; Wang, Z. Zhongguo Yaoli Xuebao 1989, 10, 360; Chem. Abstr. 1989, 111, 108662s.
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(1989)
Zhongguo Yaoli Xuebao
, vol.10
, pp. 360
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Zhou, C.1
Gao, H.2
Sun, X.3
Shi, H.4
Liu, W.5
Yuan, H.6
Wang, Z.7
-
9
-
-
0024380427
-
-
Zhou, C.; Gao, H.; Sun, X.; Shi, H.; Liu, W.; Yuan, H.; Wang, Z. Zhongguo Yaoli Xuebao 1989, 10, 360; Chem. Abstr. 1989, 111, 108662s.
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(1989)
Chem. Abstr.
, vol.111
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-
-
10
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-
0040171400
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-
Tokachev, O. N.; Monakhova, T. E.; Scheichenko, V. I.; Kabanov, V. S.; Fesenko, O. G.; Proskurnina, N. F. Khim. Prir. Soedin. 1975, 11, 30; Chem. Abstr. 1975, 83, 97667x.
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(1975)
Khim. Prir. Soedin.
, vol.11
, pp. 30
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Tokachev, O.N.1
Monakhova, T.E.2
Scheichenko, V.I.3
Kabanov, V.S.4
Fesenko, O.G.5
Proskurnina, N.F.6
-
11
-
-
85025724039
-
-
Tokachev, O. N.; Monakhova, T. E.; Scheichenko, V. I.; Kabanov, V. S.; Fesenko, O. G.; Proskurnina, N. F. Khim. Prir. Soedin. 1975, 11, 30; Chem. Abstr. 1975, 83, 97667x.
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(1975)
Chem. Abstr.
, vol.83
-
-
-
12
-
-
0001005777
-
-
For recent studies of the participation of nucleophiles in Mannich cyclizations of alkynes, see, inter alia: (a) Overman, L. E.; Sharp, M. J. J. Am. Chem. Soc. 1988, 110, 612. (b) Lin, N.-H.; Overman, L. E.; Rabinowitz, M. H.; Robinson, L. A.; Sharp, M. J.; Zablocki, J. J. Am. Chem. Soc. 1996, 118, 9062. (c) Caderas, C.; Lett, R.; Overman, L. E.; Rabinowitz, M. H.; Robinson, L. A.; Sharp, M. J.; Zablocki, J. J. Am. Chem. Soc. 1996, 118, 9073.
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(1988)
J. Am. Chem. Soc.
, vol.110
, pp. 612
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-
Overman, L.E.1
Sharp, M.J.2
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13
-
-
0029827812
-
-
For recent studies of the participation of nucleophiles in Mannich cyclizations of alkynes, see, inter alia: (a) Overman, L. E.; Sharp, M. J. J. Am. Chem. Soc. 1988, 110, 612. (b) Lin, N.-H.; Overman, L. E.; Rabinowitz, M. H.; Robinson, L. A.; Sharp, M. J.; Zablocki, J. J. Am. Chem. Soc. 1996, 118, 9062. (c) Caderas, C.; Lett, R.; Overman, L. E.; Rabinowitz, M. H.; Robinson, L. A.; Sharp, M. J.; Zablocki, J. J. Am. Chem. Soc. 1996, 118, 9073.
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J. Am. Chem. Soc.
, vol.118
, pp. 9062
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-
Lin, N.-H.1
Overman, L.E.2
Rabinowitz, M.H.3
Robinson, L.A.4
Sharp, M.J.5
Zablocki, J.6
-
14
-
-
10244222753
-
-
For recent studies of the participation of nucleophiles in Mannich cyclizations of alkynes, see, inter alia: (a) Overman, L. E.; Sharp, M. J. J. Am. Chem. Soc. 1988, 110, 612. (b) Lin, N.-H.; Overman, L. E.; Rabinowitz, M. H.; Robinson, L. A.; Sharp, M. J.; Zablocki, J. J. Am. Chem. Soc. 1996, 118, 9062. (c) Caderas, C.; Lett, R.; Overman, L. E.; Rabinowitz, M. H.; Robinson, L. A.; Sharp, M. J.; Zablocki, J. J. Am. Chem. Soc. 1996, 118, 9073.
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(1996)
J. Am. Chem. Soc.
, vol.118
, pp. 9073
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-
Caderas, C.1
Lett, R.2
Overman, L.E.3
Rabinowitz, M.H.4
Robinson, L.A.5
Sharp, M.J.6
Zablocki, J.7
-
15
-
-
0039579981
-
-
20 Ormosia alkaloids, see: (a) Liu, H.-J.; Valenta, Z.; Wilson, J. S.; Yu, T. T.-J. Can. J. Chem. 1969, 47, 509. (b) Liu, H.-J.; Valenta, Z.; Yu, T. T.-J. Chem. Commun. 1970, 1116. (c) Liu, H.-J.; Sato, Y.; Valenta, Z.; Wilson, J. S.; Yu, T. T.-J. Can. J. Chem. 1976, 54, 97.
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Can. J. Chem.
, vol.47
, pp. 509
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-
Liu, H.-J.1
Valenta, Z.2
Wilson, J.S.3
Yu, T.T.-J.4
-
16
-
-
37049133480
-
-
20 Ormosia alkaloids, see: (a) Liu, H.-J.; Valenta, Z.; Wilson, J. S.; Yu, T. T.-J. Can. J. Chem. 1969, 47, 509. (b) Liu, H.-J.; Valenta, Z.; Yu, T. T.-J. Chem. Commun. 1970, 1116. (c) Liu, H.-J.; Sato, Y.; Valenta, Z.; Wilson, J. S.; Yu, T. T.-J. Can. J. Chem. 1976, 54, 97.
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(1970)
Chem. Commun.
, pp. 1116
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-
Liu, H.-J.1
Valenta, Z.2
Yu, T.T.-J.3
-
17
-
-
0038987198
-
-
20 Ormosia alkaloids, see: (a) Liu, H.-J.; Valenta, Z.; Wilson, J. S.; Yu, T. T.-J. Can. J. Chem. 1969, 47, 509. (b) Liu, H.-J.; Valenta, Z.; Yu, T. T.-J. Chem. Commun. 1970, 1116. (c) Liu, H.-J.; Sato, Y.; Valenta, Z.; Wilson, J. S.; Yu, T. T.-J. Can. J. Chem. 1976, 54, 97.
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Can. J. Chem.
, vol.54
, pp. 97
-
-
Liu, H.-J.1
Sato, Y.2
Valenta, Z.3
Wilson, J.S.4
Yu, T.T.-J.5
-
18
-
-
0000748568
-
-
Schoemaker, H. E.; Dijkink, J.; Speckamp, W. N. Tetrahedron 1978, 34, 163.
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(1978)
Tetrahedron
, vol.34
, pp. 163
-
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Schoemaker, H.E.1
Dijkink, J.2
Speckamp, W.N.3
-
19
-
-
8044249346
-
-
TsCl, pyridine, rt
-
(a) TsCl, pyridine, rt
-
-
-
-
20
-
-
8044243285
-
-
3, 18-crown-6, benzene, reflux
-
3, 18-crown-6, benzene, reflux
-
-
-
-
21
-
-
8044226319
-
-
4, HCl, EtOH, -12°C
-
4, HCl, EtOH, -12°C
-
-
-
-
22
-
-
8044236113
-
-
TFAA, THF, rt.
-
(d) TFAA, THF, rt.
-
-
-
-
23
-
-
8044248721
-
-
No isomers of 9 were detected in the crude cyclization product; however, trace amounts of the tricyclic alkene that is formed upon treatment of 9 with DBU were seen
-
No isomers of 9 were detected in the crude cyclization product; however, trace amounts of the tricyclic alkene that is formed upon treatment of 9 with DBU were seen.
-
-
-
-
26
-
-
0026500938
-
-
Johnson, C. R.; Adams, J. P.; Braun, M. P.; Senanayake, C. B. W.; Wovkulich, P. M.; Uskokovic, M. R. Tetrahedron Lett. 1992, 33, 917.
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Tetrahedron Lett.
, vol.33
, pp. 917
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-
Johnson, C.R.1
Adams, J.P.2
Braun, M.P.3
Senanayake, C.B.W.4
Wovkulich, P.M.5
Uskokovic, M.R.6
-
28
-
-
0029019860
-
-
Kabala, G. W.; Li, N.-S.; Pace, R. D. Synth. Commun. 1995, 25, 2135.
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(1995)
Synth. Commun.
, vol.25
, pp. 2135
-
-
Kabala, G.W.1
Li, N.-S.2
Pace, R.D.3
-
29
-
-
0001302995
-
-
To our knowledge, this transformation is the first example of coupling an α-iodo enone with a nitrogen-containing borane partner. For related precedents, see: (a) Johnson, C. R.; Braun, M. P. J. Am. Chem. Soc. 1993, 115, 11014. (b) Narukawa, Y.; Nishi, K.; Onoue, H. Tetrahedron Lett. 1996, 37, 2589.
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J. Am. Chem. Soc.
, vol.115
, pp. 11014
-
-
Johnson, C.R.1
Braun, M.P.2
-
30
-
-
0029928211
-
-
To our knowledge, this transformation is the first example of coupling an α-iodo enone with a nitrogen-containing borane partner. For related precedents, see: (a) Johnson, C. R.; Braun, M. P. J. Am. Chem. Soc. 1993, 115, 11014. (b) Narukawa, Y.; Nishi, K.; Onoue, H. Tetrahedron Lett. 1996, 37, 2589.
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Tetrahedron Lett.
, vol.37
, pp. 2589
-
-
Narukawa, Y.1
Nishi, K.2
Onoue, H.3
-
31
-
-
8044253104
-
-
note
-
13C NMR analyses.
-
-
-
-
33
-
-
0029160623
-
-
Dong, Q.; Anderson, C. E.; Ciufolini, M. A. Tetrahedron Lett. 1995, 36, 5681.
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(1995)
Tetrahedron Lett.
, vol.36
, pp. 5681
-
-
Dong, Q.1
Anderson, C.E.2
Ciufolini, M.A.3
-
34
-
-
8044226318
-
-
11, respectively, with respect to the methano bridge
-
11, respectively, with respect to the methano bridge.
-
-
-
-
35
-
-
0027771955
-
-
(a) Di Grandi, M. J.; Coburn, C. A.; Isaacs, R. C. A.; Danishefsky, S. J. J. Org. Chem. 1993, 58, 7728.
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J. Org. Chem.
, vol.58
, pp. 7728
-
-
Di Grandi, M.J.1
Coburn, C.A.2
Isaacs, R.C.A.3
Danishefsky, S.J.4
-
36
-
-
0000562808
-
-
(b) Maas, D. D.; Blagg, M.; Wiemer, D. F. J. Org. Chem. 1984, 49, 853.
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(1984)
J. Org. Chem.
, vol.49
, pp. 853
-
-
Maas, D.D.1
Blagg, M.2
Wiemer, D.F.3
-
38
-
-
8044221220
-
-
25
-
25
-
-
-
-
40
-
-
8044248106
-
-
note
-
The authors have deposited atomic coordinates for 2 with the Cambridge Crystallographic Data Centre. The coordinates can be obtained, on request, from the Director, Cambridge Crystallographic Data Centre, 12 Union Road, Cambridge, CB2 1EZ, UK.
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