-
1
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-
1242347407
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note
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For example: solid zinc chloride (Aldrich): $8/mole versus gaseous hydrochloric acid (Matheson): $0.23/mole.
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-
-
-
2
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-
0029905722
-
-
Resonance stabilized imines (e.g. N-aryl, N-sulfonyl): (a) Casarrubios, L.; Pérez, J. A.; Brookhart, M.; Templeton, J. L. J. Org. Chem. 1996, 61, 8358.
-
(1996)
J. Org. Chem.
, vol.61
, pp. 8358
-
-
Casarrubios, L.1
Pérez, J.A.2
Brookhart, M.3
Templeton, J.L.4
-
3
-
-
0033527809
-
-
(b) Xie, W.; Fang, J.; Li, J.; Wang, P. G. Tetrahedron 1999, 55, 12929.
-
(1999)
Tetrahedron
, vol.55
, pp. 12929
-
-
Xie, W.1
Fang, J.2
Li, J.3
Wang, P.G.4
-
5
-
-
0034671547
-
-
(b) Antilla, J. C.; Wulff, W. D. Angew. Chem., Int. Ed. 2000, 39, 4518.
-
(2000)
Angew. Chem., Int. Ed.
, vol.39
, pp. 4518
-
-
Antilla, J.C.1
Wulff, W.D.2
-
6
-
-
0002054640
-
-
Padwa, A., Ed.; Pergamon Press: Oxford
-
Reviews: (a) Pearson, W. H.; Lian, B. W.; Bergmeier, S. C. In Comprehensive Heterocyclic Chemistry II; Padwa, A., Ed.; Pergamon Press: Oxford, 1996; Vol. 1A. pp 1-60.
-
(1996)
Comprehensive Heterocyclic Chemistry II
, vol.1 A
, pp. 1-60
-
-
Pearson, W.H.1
Lian, B.W.2
Bergmeier, S.C.3
-
8
-
-
0000673216
-
-
Jacobsen. E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer-Verlag: Berlin
-
(c) Jacobsen, E. N. In Comprehensive Asymmetric Catalysis; Jacobsen. E. N., Pfaltz, A., Yamamoto, H., Eds.; Springer-Verlag: Berlin; 1999; Vol. 2, p 607.
-
(1999)
Comprehensive Asymmetric Catalysis
, vol.2
, pp. 607
-
-
-
12
-
-
0003591704
-
-
Pearson, R. G., Ed.; Doweden, Hutchinson. & Ross: Stroudsberg
-
(b) Hard and Soft Acids and Bases; Pearson, R. G., Ed.; Doweden, Hutchinson. & Ross: Stroudsberg, 1973.
-
(1973)
Hard and Soft Acids and Bases
-
-
-
13
-
-
0026534429
-
-
Maruoka, K.; Sato, J.; Yamamoto, H. Tetrahedron 1992, 48, 3749.
-
(1992)
Tetrahedron
, vol.48
, pp. 3749
-
-
Maruoka, K.1
Sato, J.2
Yamamoto, H.3
-
14
-
-
0001765236
-
-
(a) Fukuzumi, S.; Fujita, M.; Otera, J.; Fujita. Y. J. Am. Chem. Soc. 1992, 114, 10271.
-
(1992)
J. Am. Chem. Soc.
, vol.114
, pp. 10271
-
-
Fukuzumi, S.1
Fujita, M.2
Otera, J.3
Fujita, Y.4
-
15
-
-
0000210530
-
-
(b) Otera, J.; Fujita. Y.; Sakuta, N.; Fujita, M.; Fukuzumi, S. J. Org. Chem. 1996, 61, 2951.
-
(1996)
J. Org. Chem.
, vol.61
, pp. 2951
-
-
Otera, J.1
Fujita, Y.2
Sakuta, N.3
Fujita, M.4
Fukuzumi, S.5
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17
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0037019707
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-
Brønsted acid promotion of Diels-Alder: Palomo, C.; Oiarbide, M.; Garcia, J. M.; Gonzalez, A.; Lecumberri, A.; Linden, A. J. Am. Chem. Soc. 2002. 124, 10288.
-
(2002)
J. Am. Chem. Soc.
, vol.124
, pp. 10288
-
-
Palomo, C.1
Oiarbide, M.2
Garcia, J.M.3
Gonzalez, A.4
Lecumberri, A.5
Linden, A.6
-
18
-
-
0033615750
-
-
Akiyama, T.; Takaya, J.; Kagoshima, H. Tetrahedron Lett. 1999, 40, 7831.
-
(1999)
Tetrahedron Lett.
, vol.40
, pp. 7831
-
-
Akiyama, T.1
Takaya, J.2
Kagoshima, H.3
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19
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-
0032558078
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-
Brønsted acid-assisted chiral Lewis acid catalysis: Ishihara, K.; Kurihara, H.; Matsumoto, M.; Yamamoto, H. J. Am. Chem. Soc. 1998, 120, 6920.
-
(1998)
J. Am. Chem. Soc.
, vol.120
, pp. 6920
-
-
Ishihara, K.1
Kurihara, H.2
Matsumoto, M.3
Yamamoto, H.4
-
20
-
-
0002813232
-
-
Wiley: New York
-
Pizey, J. S. Synthetic Reagents; Wiley: New York, 1974; Vol. 2, pp 65-142.
-
(1974)
Synthetic Reagents
, vol.2
, pp. 65-142
-
-
Pizey, J.S.1
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22
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0037244819
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For leading references to the use of the more electrophilic α-imino esters in asymmetric synthesis, see: Taggi, A. E.; Hafez, A. M.; Lectka, T. Acc. Chem. Res. 2003, 36, 10.
-
(2003)
Acc. Chem. Res.
, vol.36
, pp. 10
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-
Taggi, A.E.1
Hafez, A.M.2
Lectka, T.3
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23
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0037023469
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The failure of ethyl diazoacetate to react directly with imines more electron deficient than 2 has been noted by others: Aggarwal, V. K.; Alonso, E. ; Ferrara, M.; Spey, S. E. J. Org. Chem. 2002, 67, 2335.
-
(2002)
J. Org. Chem.
, vol.67
, pp. 2335
-
-
Aggarwal, V.K.1
Alonso, E.2
Ferrara, M.3
Spey, S.E.4
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24
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85087238472
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note
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2CN at -78°C.
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-
-
-
25
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85087241645
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-
note
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2Et (both olefin isomers) are most common. See ref 2 for additional details.
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-
-
-
26
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1242324831
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note
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The depressed yield is due to noticeable decomposition of aziridine 4h during purification.
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-
-
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27
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24244445147
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For a special issue of reviews on "Green Chemistry", see: Chem. Rev. 2002, 102.
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(2002)
Chem. Rev.
, pp. 102
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-
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29
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0037111594
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and references therein
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Activation of ylides with stiochiometric base: Yang, X.-F.; Zhang, M.-J. ; Hou, X.-L.; Dai, L.-X. J. Org. Chem. 2002, 67, 8097 and references therein.
-
(2002)
J. Org. Chem.
, vol.67
, pp. 8097
-
-
Yang, X.-F.1
Zhang, M.-J.2
Hou, X.-L.3
Dai, L.-X.4
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