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Preparation of hydroxy γ-lactone: (a) Saito, S.; Hasegawa, T.; Inaba, M.; Nishida, R.; Fujii, T.; Nomizu, S.; Moriwake, T. Chem. Lett. 1984, 1389. (b) Tanaka, A.; Yamashita, K. Synthesis 1987, 570. Conversion to O-methyl derivative: (c) Lardon, A.; Reichstein, T. Helv. Chim. Acta 1949, 32, 2003.
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Saito, S.1
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Moriwake, T.7
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21
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85008080870
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Preparation of hydroxy γ-lactone: (a) Saito, S.; Hasegawa, T.; Inaba, M.; Nishida, R.; Fujii, T.; Nomizu, S.; Moriwake, T. Chem. Lett. 1984, 1389. (b) Tanaka, A.; Yamashita, K. Synthesis 1987, 570. Conversion to O-methyl derivative: (c) Lardon, A.; Reichstein, T. Helv. Chim. Acta 1949, 32, 2003.
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Synthesis
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Tanaka, A.1
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22
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2642638044
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Preparation of hydroxy γ-lactone: (a) Saito, S.; Hasegawa, T.; Inaba, M.; Nishida, R.; Fujii, T.; Nomizu, S.; Moriwake, T. Chem. Lett. 1984, 1389. (b) Tanaka, A.; Yamashita, K. Synthesis 1987, 570. Conversion to O-methyl derivative: (c) Lardon, A.; Reichstein, T. Helv. Chim. Acta 1949, 32, 2003.
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Lipton, M.F.1
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0003391908
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Academic Press: New York, Chapter 4
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28
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0011351670
-
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Department of Chemistry, Columbia University, New York, NY 10027
-
(a) MacroModel V2.5: Still, W. C.; Mohamadi, F.; Richards, N. G. J.; Guida, W. C.; Lipton, M.; Liskamp, R.; Chang, G.; Hendrickson, T.; DeGunst, F.; Hasel, W. Department of Chemistry, Columbia University, New York, NY 10027.
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MacroModel V2.5
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Still, W.C.1
Mohamadi, F.2
Richards, N.G.J.3
Guida, W.C.4
Lipton, M.5
Liskamp, R.6
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Hendrickson, T.8
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-
30
-
-
9544221904
-
-
Coupling constants were determined in the NMR submode of MacroModel
-
Coupling constants were determined in the NMR submode of MacroModel.
-
-
-
-
31
-
-
9544240594
-
-
Ph.D. Thesis, University of Pennsylvania, Philadelphia, PA
-
Wong, W. Ph.D. Thesis, University of Pennsylvania, Philadelphia, PA, 1993.
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Wong, W.1
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35
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See following article in this issue: Smith, A. B., III; Barbosa, J.; Wong, W.; Wood, J. L. J. Am. Chem. Soc. 1996, 118, 8316.
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Smith III, A.B.1
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Wood, J.L.4
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36
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0023813106
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Fukuyama, T.; Nunes, J. J. J. Am. Chem. Soc. 1988, 110, 5196. Also see: Flynn, D. L.; Zelle, R. E.; Grieco, P. A. J. Org. Chem. 1983, 48, 2424.
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Fukuyama, T.1
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-
37
-
-
33845551642
-
-
Fukuyama, T.; Nunes, J. J. J. Am. Chem. Soc. 1988, 110, 5196. Also see: Flynn, D. L.; Zelle, R. E.; Grieco, P. A. J. Org. Chem. 1983, 48, 2424.
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Flynn, D.L.1
Zelle, R.E.2
Grieco, P.A.3
-
38
-
-
9544253186
-
-
Following the CIP sequence rules, the analogous configuration of (+)-16 is designated 11S, 12S, 13R
-
Following the CIP sequence rules, the analogous configuration of (+)-16 is designated 11S, 12S, 13R.
-
-
-
-
39
-
-
9544248941
-
-
From ca. 100 mg of a mixture believed to contain only (+)-trienomycins B and C, we isolated ca. 3 mg of (+)-trienomycin F
-
From ca. 100 mg of a mixture believed to contain only (+)-trienomycins B and C, we isolated ca. 3 mg of (+)-trienomycin F.
-
-
-
-
41
-
-
9544254164
-
-
The Weinreb aluminum amide couplings were accompanied by partial (ca. 10-22%) epimerization at C(28)
-
The Weinreb aluminum amide couplings were accompanied by partial (ca. 10-22%) epimerization at C(28).
-
-
-
-
42
-
-
9544233793
-
-
(a) See ref. 25, p 247
-
(a) See ref. 25, p 247.
-
-
-
-
43
-
-
0015520853
-
-
(b) Shioiri, T.; Ninomiya, K.; Yamada, S. J. Am. Chem. Soc. 1972, 94, 6203.
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Shioiri, T.1
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-
44
-
-
9544257519
-
-
Chemical shift data are reported in ppm relative to internal TMS
-
Chemical shift data are reported in ppm relative to internal TMS.
-
-
-
-
47
-
-
0000776391
-
-
Corey, E. J.; Cho, H.; Rücker, C.; Hua, D. H. Tetrahedron Lett. 1981, 22, 3455.
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Corey, E.J.1
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Hua, D.H.4
-
49
-
-
9544232794
-
-
Acids 47 and 48 were prepared via coupling of D-alanine methyl ester with the symmetrical anhydrides of cyclohexanecarboxylic and tiglic acids, respectively, followed by ester hydrolysis
-
Acids 47 and 48 were prepared via coupling of D-alanine methyl ester with the symmetrical anhydrides of cyclohexanecarboxylic and tiglic acids, respectively, followed by ester hydrolysis.
-
-
-
-
50
-
-
9544253185
-
-
BOC-D-alanine was purchased from Schweizerhall, Inc. (South Plainfield, NJ)
-
BOC-D-alanine was purchased from Schweizerhall, Inc. (South Plainfield, NJ).
-
-
-
-
51
-
-
9544235428
-
-
See ref 25, p 170
-
See ref 25, p 170.
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-
-
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52
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49549139072
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(a) Castro, B.; Dormoy, J. R.; Evin, G.; Selve, C. Tetrahedron Lett. 1975, 1219.
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Castro, B.1
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53
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85007757234
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(b) Castro, B.; Dormoy, J. R.; Dourtoglou, B.; Evin, G.; Selve, C.; Ziegler, J.-C. Synthesis 1976, 751.
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Synthesis
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Castro, B.1
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54
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85004853670
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(c) Castro, B.; Evin, G.; Selve, C.; Seyer, R. Synthesis 1977, 413.
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Synthesis
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Castro, B.1
Evin, G.2
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55
-
-
84943982742
-
-
A plausible pathway for the formation of (+)-50 under acidic conditions is illustrated below. The propensity of related model systems to form γ-lactams has also been observed in our laboratory (Wood, J. L., unpublished results).
-
Unpublished Results
-
-
Wood, J.L.1
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56
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0018812791
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Chang, C. D.; Waki, M.; Ahmad, M.; Meienhofer, J.; Lundell, E. O.; Haug, J. D. Int. J. Peptide Protein Res. 1980, 15, 59.
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Chang, C.D.1
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33845455052
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Zimmer, H.; Lankin, D. C.; Morgan, S. W. Chem. Rev. 1971, 71, 229.
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Zimmer, H.1
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58
-
-
9544230955
-
-
We gratefully acknowledge a generous gift of (+)-mycotrienins I and II from Professor H. Seto (University of Tokyo)
-
We gratefully acknowledge a generous gift of (+)-mycotrienins I and II from Professor H. Seto (University of Tokyo).
-
-
-
-
59
-
-
0021874259
-
-
Mycotrienin II has been converted to mycotrienols I and II: (a) ref 4c
-
Mycotrienin II has been converted to mycotrienols I and II: (a) ref 4c. (b) Sugita, M.; Hiramoto, S.; Andō, C.; Sasaki, T.; Furihata, K.; Seto, H.; Ōtake, N. J. Antibiot. 1985, 38, 799.
-
-
-
-
60
-
-
0021874259
-
-
Mycotrienin II has been converted to mycotrienols I and II: (a) ref 4c. (b) Sugita, M.; Hiramoto, S.; Andō, C.; Sasaki, T.; Furihata, K.; Seto, H.; Ōtake, N. J. Antibiot. 1985, 38, 799.
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Sugita, M.1
Hiramoto, S.2
Ando, C.3
Sasaki, T.4
Furihata, K.5
Seto, H.6
Otake, N.7
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