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2
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0001777156
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b) Alami, A.; Calmes, M.; Daunis, J.; Jacquier, R. Bull. Soc. Chim. Fr. 1993, 130, 5;
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Alami, A.1
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7
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0028904363
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Gaucher, A.; Dorizon, Ph.; Ollivier, J.; Salaün, J. Tetrahedron Lett. 1995, 36, 2979.
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Gaucher, A.1
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Ollivier, J.3
Salaün, J.4
-
10
-
-
37049109787
-
-
2, 70°C for 1 h then 1°C per min: retention times, 111.19 and 117.13 min, respectively). For the first use of (1S,25,5S)-2-hydroxypinan-3-one as chiral auxiliary see: Yamada, S.I.; Oguri, T.; Shioiri, T. J. Chem. Soc. Chem. Commun. 1976, 136-137.
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Yamada, S.I.1
Oguri, T.2
Shioiri, T.3
-
11
-
-
85083132845
-
-
note
-
3).
-
-
-
-
12
-
-
85083153030
-
-
note
-
N′ cyclization of E -and Z-1 by racemic imine 2, required two equiv of NaH, but with the imines (-)- and (+)-8a derived from (-)- and (+)-hydroxypinanones, respectively, at least three equiv of base were obviously required.
-
-
-
-
13
-
-
0001597606
-
-
HMPA as co-solvent is well known for its ability to accelerate nucleophilic reactions. See for instance Pfiffer, P.E.; Silbert, L.S. J. Org. Chem. 1970, 35, 262.
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J. Org. Chem.
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Pfiffer, P.E.1
Silbert, L.S.2
-
14
-
-
85083131611
-
-
note
-
3).
-
-
-
-
15
-
-
1542499953
-
-
Franzone, G.; Carle, S.; Dorizon, Ph.; Ollivier, J.; Salaün, J. Synlett 1996, 1067.
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Synlett
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Franzone, G.1
Carle, S.2
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Salaün, J.5
-
16
-
-
85083120490
-
-
note
-
2 108.0687, found 108.0679.
-
-
-
-
17
-
-
0017876845
-
-
Oguri, T.; Kawai, N.; Shiori, T.; Yamada, S.-I. Chem. Pharm. Bull. 1978, 26, 803.
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-
Oguri, T.1
Kawai, N.2
Shiori, T.3
Yamada, S.-I.4
-
18
-
-
85083132946
-
-
Tabcheb, M.; El Achqar, A.; Pappalardo, L.; Roumestant, M.L.; Viallefont, P. Tetrahedron 1991, 43, 4611;
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(1991)
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-
Tabcheb, M.1
El Achqar, A.2
Pappalardo, L.3
Roumestant, M.L.4
Viallefont, P.5
-
19
-
-
0030250010
-
-
Hoarau, S.; Fauchere, J.L.; Pappalardo, L.; Roumestant, M.L.; Viallefont, P. Tetrahedron: Asymmetry 1996, 7, 2585.
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Tetrahedron: Asymmetry
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-
Hoarau, S.1
Fauchere, J.L.2
Pappalardo, L.3
Roumestant, M.L.4
Viallefont, P.5
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20
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-
0000153036
-
-
Solladié-Cavallo, A.; Simon-Wermeister, M.-C.; Schwartz, J. Organometallics 1993, 12, 3743;
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Organometallics
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Solladié-Cavallo, A.1
Simon-Wermeister, M.-C.2
Schwartz, J.3
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21
-
-
85083123048
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-
Solladié-Cavallo, A.; Koessler, J.-L.; Isarno, T.; Roche, D.; Andrimiadanarivo, R. Syntett 1997, 217.
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Solladié-Cavallo, A.1
Koessler, J.-L.2
Isarno, T.3
Roche, D.4
Andrimiadanarivo, R.5
-
22
-
-
0002822594
-
-
The pKa values of malononitrile and diethylmalonate are 11.2 and 13.3, respectively (Wada, M.; Mitsunobu, O. Tetrahedron Lett. 1972, 1279).
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(1972)
Tetrahedron Lett.
, pp. 1279
-
-
Wada, M.1
Mitsunobu, O.2
-
23
-
-
1542694981
-
-
Miyashita, A.; Yasuda, A.; Takaya, H.; Toriumi, K.; Ito, T.; Souchi, T.; Noyori, R. J. Am. Chem. Soc. 1980, 102, 7932.
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-
Miyashita, A.1
Yasuda, A.2
Takaya, H.3
Toriumi, K.4
Ito, T.5
Souchi, T.6
Noyori, R.7
-
27
-
-
85083141288
-
-
note
-
3]; the others were based on HPLC chromatography (1) or on X-ray analysis (1).
-
-
-
-
28
-
-
85083137192
-
-
note
-
2, 55°C) two peaks at 52.75 (34%) and 55.83 (66%) min; while after re-treatment in the presence of (R)-BINAP-Pd(0), E-13a (9% ee) displayed two peaks at 52.74 (55%) and 56 (45%) min.
-
-
-
-
34
-
-
0030967988
-
-
Chevtchouk, T.; Ollivier, J.; Salaün, J.; Merlet, D.; Courtieu, J. Tetrahedron Asymmetry 1997, 8, 999;
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Chevtchouk, T.1
Ollivier, J.2
Salaün, J.3
Merlet, D.4
Courtieu, J.5
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35
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0030985549
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-
Chevtchouk, T.; Ollivier, J.; Salän, J. Tetrahedron Asymmetry 1997, 8, 1005 and 1011.
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Chevtchouk, T.1
Ollivier, J.2
Salän, J.3
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36
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85083151484
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-
Stolle, A.; Ollivier, J.; Piras, P.P.; Salän, J.; de Meijere, A. J. Am. Chem. Soc. 1992, 114, 4015.
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Stolle, A.1
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Piras, P.P.3
Salän, J.4
De Meijere, A.5
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