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5
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6
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13344274255
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-
note
-
x (2 equiv) were used as base.
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-
-
-
7
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84987063886
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Winkel, C.; Buitenhuis, E. G.; Lugtenburg, J. Recl. Trat. Chim. Pays-Bas 1989, 108, 51
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9
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11144254706
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Castillo, M.; Gupta, R. N.; MacLean, D. B.; Spenser, I. D. Can. J. Chem. 1970, 48, 1893.
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Castillo, M.1
Gupta, R.N.2
MacLean, D.B.3
Spenser, I.D.4
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10
-
-
13344273508
-
-
note
-
13C NMR spectrum in pyridine rests on COSY. HMQC. and HMBC experiments.
-
-
-
-
11
-
-
13344272714
-
-
note
-
4]acetonedicarboxylate in preparation for feeding.
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-
-
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12
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0346099923
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Castillo, M.; Gupta, R. N.; Ho, Y. K.; MacLean, D. B.; Spenser, I. D. Can. J. Chem. 1970, 48, 2911.
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Castillo, M.1
Gupta, R.N.2
Ho, Y.K.3
MacLean, D.B.4
Spenser, I.D.5
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13
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11144267480
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Braekman, J.-C.; Gupta, R. N.; MacLean, D. B.; Spenser, I. D. Can. J. Chem. 1972, 50, 2591.
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Braekman, J.-C.1
Gupta, R.N.2
MacLean, D.B.3
Spenser, I.D.4
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14
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0002607323
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Marshall, W. D.; Nguyen, T. T.; MacLean, D. B.; Spenser, I. D. Can. J. Chem. 1975, 53, 41.
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Spenser, I.D.4
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15
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-
13344256796
-
-
note
-
13C enrichment within the two halves would result under the conditions of the feeding experiment. if the steady-state concentration of pelletierine (4) within the plant were small compared to that of 4-(2-piperidyl)acetoacetic acid (3).
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-
-
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16
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13344252796
-
-
note
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3 such as 1.
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-
-
-
17
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0014432612
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Gupta, R N.; Castillo, M.; MacLean, D. B.; Spenser, I. D.; Wrobel, J. T. J Am Chem. Soc. 1968, 90, 1360.
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Wrobel, J.T.5
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18
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11144265075
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Castillo, M.; Gupta, R. N.; Ho, Y. K., MacLean, D B.; Spenser, I. D J. Am. Chem. Soc. 1970, 92, 1074.
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Gupta, R.N.2
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Spenser, I.D.5
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19
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0001247053
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Nyembo, L.; Goffin, A., Hootelé. C.; Braekman, J.-C. Can. J. Chem. 1978, 56, 851.
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0010598180
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Marcel Dekker. New York
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Dalton, D. R The Alkaloids: Marcel Dekker. New York, 1979; pp 107-108.
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Dalton, D.R.1
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21
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77957072064
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Brossi, A., Ed.; Academic Press New, York
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MacLean, D.B.1
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24
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13344256036
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note
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21 According to Sir Robert himself, this is not so; On his last visit to McMaster University, in 1968, he told one of us that his biogenetic proposal was inspired by his tropinone synthesis, rather than the reverse.
-
-
-
-
26
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13344290198
-
-
note
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27,28 Whether this is due to the fact that the compound has not been looked for. or that it suffers decarboxylation to acetoacetic acid and further to acetone under the conditions normally used in the extraction of biological material, remains to be determined.
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-
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27
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0019790661
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Donelly, M. I.; Chapman, P. J.; Dagley, S. J. Bacteriol. 1981, 147, 477.
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13344291189
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note
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2]acetate into the tropa alkaloids.
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-
-
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31
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13344267844
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Conferencias, Memorias y Comunicaciones de Quintica Biologica Pura y Applicada
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Madrid, Spain, Groupe IV
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Schopf, C. Conferencias, Memorias y Comunicaciones de Quintica Biologica Pura y Applicada: IX Congreso Internacional de Quimica Pura y Aplicada. Madrid, Spain, 1934: Vol. V, Groupe IV, pp 189-198.
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