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6
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0001359326
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Annulation-type cyclization with use of aluminum thiolate and lithium benzenethiolate-trimethylaluminium. (a) Itoh, A.; Ozawa, S.; Oshima, K.; Nozaki, H. Bull. Chem. Soc. Jpn. 1981, 54, 274-278;
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Itoh, A.1
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9
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0030748827
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(d) Magnus, P.; Miknis, G. F.; Press, N. J.; Grandjean, D.; Taylor, G. M.; Harling, J. J. Am. Chem. Soc. 1997, 119, 6739-6748.
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Magnus, P.1
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Taylor, G.M.5
Harling, J.6
-
10
-
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0001139468
-
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Michael-alkylation of 4-bromobut-2-enoate:
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Michael-alkylation of 4-bromobut-2-enoate: Little R.D., Dawson J.R. Tetrahedron Lett. 21:1980;2609-2612.
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Little, R.D.1
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0037010788
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Kamimura, A.1
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Matsuura, K.4
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Kakehi, A.6
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15
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0035977244
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Ono M., Nishimura K., Tsubouchi H., Nagaoka Y., Tomioka K. J. Org. Chem. 66:2001;8199-8203.
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Ono, M.1
Nishimura, K.2
Tsubouchi, H.3
Nagaoka, Y.4
Tomioka, K.5
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16
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84949793507
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Double Michael reaction: (a) Saito, S. J. Synth. Org. Chem. 1992, 50, 316-325;
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Saito, S.1
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1342276877
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Uyehara, T.1
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19
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0000033187
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(d) Ihara, M.; Makita, K.; Tokunaga, Y.; Fukumoto, K. J. Org. Chem. 1994, 59, 6008-6013;
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Ihara, M.1
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Fukumoto, K.4
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20
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0031983242
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(e) Yoshizaki, H.; Tanaka, T.; Yoshii, E.; Koizumi, T.; Takeda, K. Tetrahedron Lett. 1998, 39, 47-50.
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Yoshizaki, H.1
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21
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33751391006
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Michael-alkylation: (f) Fang, C.-L.; Suemune, H.; Sakai, K. J. Org. Chem. 1992, 57, 4300-4303;
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Fang, C.-L.1
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24
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0000075786
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(i) Yamaguchi, M.; Hasebe, K.; Tanaka, S.; Minami, T. Tetrahedron Lett. 1986, 27, 959-962.
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Yamaguchi, M.1
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25
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0026505236
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Baylis-Hillman reaction: (j) Roth, F.; Gygax, P.; Fráter, G. Tetrahedron Lett. 1992, 33, 1045-1048;
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Roth, F.1
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26
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0030700308
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(k) Black, G. P.; Dinon, F.; Fratucello, S.; Murphy, P. J.; Nielsen, M.; Williams, H. L.; Walshe, N. D. A. Tetrahedron Lett. 1997, 38, 8561-8564;
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Black, G.P.1
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0013437586
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(l) Dinon, F.; Richards, E.; Murphy, P. J.; Hibbs, D. E.; Hursthouse, M. B.; Abdul Malik, K. M. Tetrahedron Lett. 1999, 40, 3729-3282.
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28
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0035967764
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Michael-aldol reaction: (m) Takasu, K.; Ueno, M.; Ihara, M. J. Org. Chem. 2001, 66, 4667-4672;
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Takasu, K.1
Ueno, M.2
Ihara, M.3
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29
-
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0035801811
-
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(n) Richards, E. L.; Murphy, P. J.; Dinon, F.; Fratucello, S.; Brown, P. M.; Gelbrich, T.; Hursthouse, M. B. Tetrahedron 2001, 57, 7771-7784;
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Richards, E.L.1
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0001564208
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(p) Yagi, K.; Turitani, T.; Shinokubo, H.; Oshima, K. Org. Lett. 2002, 4, 3111-3114.
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Yagi, K.1
Turitani, T.2
Shinokubo, H.3
Oshima, K.4
-
32
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85031224628
-
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The ω-oxo-α,β-unsaturated esters 1 were prepared by the Wittig reaction of the corresponding dialdehyde equivalents.
-
The ω-oxo-α,β-unsaturated esters 1 were prepared by the Wittig reaction of the corresponding dialdehyde equivalents.
-
-
-
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34
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0034620685
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Node M., Nishide K., Shigeta Y., Shiraki H., Obata K. J. Am. Chem. Soc. 122:2000;1927-1936.
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, pp. 1927-1936
-
-
Node, M.1
Nishide, K.2
Shigeta, Y.3
Shiraki, H.4
Obata, K.5
-
37
-
-
85031233897
-
-
1=H).
-
1=H).
-
-
-
-
38
-
-
85031217385
-
-
The ratio of 4 and 5 was alternatively determined by NMR of the crude product. Other possible isomers were not detected.
-
The ratio of 4 and 5 was alternatively determined by NMR of the crude product. Other possible isomers were not detected.
-
-
-
-
39
-
-
85031230883
-
-
The new compounds described herein gave satisfactory analytical and spectroscopic data.
-
The new compounds described herein gave satisfactory analytical and spectroscopic data.
-
-
-
-
40
-
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85031221010
-
-
Torne, P. G. Rev. Real. Acad. Cienc. Exactas, Fis. Natur. Madrid 1966, 60, 419-446; Chem. Abstr. 1967, 66, 55082w.
-
-
-
-
43
-
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85031230448
-
-
Relative stereochemistry of 10 and 11 was confirmed by NOESY spectra.
-
Relative stereochemistry of 10 and 11 was confirmed by NOESY spectra.
-
-
-
-
45
-
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0035910477
-
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Nishimura K., Ono M., Nagaoka Y., Tomioka K. Angew. Chem., Int. Ed. Engl. 40:2001;440-442.
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Angew. Chem., Int. Ed. Engl.
, vol.40
, pp. 440-442
-
-
Nishimura, K.1
Ono, M.2
Nagaoka, Y.3
Tomioka, K.4
-
47
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85031214324
-
-
note
-
The cis-enolate refers the syn orientation of OLi and side chain.
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