-
1
-
-
0003643894
-
-
John Wiley & Sons: New York, Chichester, Brisbane, Toronto, Singapore
-
Seyden-Penne, J. Chiral Auxiliaries and Ligands in Asymmetric Synthesis; John Wiley & Sons: New York, Chichester, Brisbane, Toronto, Singapore, 1995.
-
(1995)
Chiral Auxiliaries and Ligands in Asymmetric Synthesis
-
-
Seyden-Penne, J.1
-
5
-
-
84987472013
-
-
(a) Müller, D., Umbricht, G.; Weber, B.; Pfaltz, A. Helv. Chim. Acta 1991, 74, 232-240.
-
(1991)
Helv. Chim. Acta
, vol.74
, pp. 232-240
-
-
Müller, D.1
Umbricht, G.2
Weber, B.3
Pfaltz, A.4
-
7
-
-
0025042702
-
-
(c) Lowenthal, R. E.; Abiko, A.; Masamune, S. Tetrahedron Lett. 1990, 31, 6005-6008.
-
(1990)
Tetrahedron Lett.
, vol.31
, pp. 6005-6008
-
-
Lowenthal, R.E.1
Abiko, A.2
Masamune, S.3
-
9
-
-
85008090337
-
-
(e) Evans, D. A.; Woerpel, K. A.; Hinman, M. M.; Faul, M. M. J. Am. Chem. Soc. 1991, 113, 726-728.
-
(1991)
J. Am. Chem. Soc.
, vol.113
, pp. 726-728
-
-
Evans, D.A.1
Woerpel, K.A.2
Hinman, M.M.3
Faul, M.M.4
-
10
-
-
33745424821
-
-
(f) Evans, D. A.; Woerpel, K. A.; Scott, M. J. Angew. Chem., Int. Ed. Engl. 1992, 31, 430-432.
-
(1992)
Angew. Chem., Int. Ed. Engl.
, vol.31
, pp. 430-432
-
-
Evans, D.A.1
Woerpel, K.A.2
Scott, M.J.3
-
11
-
-
0030004530
-
-
(g) Tokunoh, R.; Tomiyama, H.; Sodeoka, M.; Shibasaki, M. Tetrahedron Lett. 1996, 37, 2449-2452.
-
(1996)
Tetrahedron Lett.
, vol.37
, pp. 2449-2452
-
-
Tokunoh, R.1
Tomiyama, H.2
Sodeoka, M.3
Shibasaki, M.4
-
12
-
-
33748227479
-
-
von Matt, P.; Pfaltz, A. Angew. Chem., Int. Ed. Engl. 1993, 32, 566-568.
-
(1993)
Angew. Chem., Int. Ed. Engl.
, vol.32
, pp. 566-568
-
-
Von Matt, P.1
Pfaltz, A.2
-
13
-
-
33748236032
-
-
Hansen, K. B.; Finney, N. S.; Jacobsen, E. N. Angew. Chem., Int. Ed. Engl. 1995, 34, 676-678.
-
(1995)
Angew. Chem., Int. Ed. Engl.
, vol.34
, pp. 676-678
-
-
Hansen, K.B.1
Finney, N.S.2
Jacobsen, E.N.3
-
14
-
-
0000303283
-
-
Evans, D. A.; Faul, M. M.; Bilodeau, M. T.; Anderson, B. A.; Barnes, D. M. J. Am. Chem. Soc. 1993, 115, 5328-5329.
-
(1993)
J. Am. Chem. Soc.
, vol.115
, pp. 5328-5329
-
-
Evans, D.A.1
Faul, M.M.2
Bilodeau, M.T.3
Anderson, B.A.4
Barnes, D.M.5
-
15
-
-
85022460851
-
-
(a) Corey, E. J.; Imai, N.; Zhang, H.-Y. J. Am. Chem. Soc. 1991, 113, 728-729.
-
(1991)
J. Am. Chem. Soc.
, vol.113
, pp. 728-729
-
-
Corey, E.J.1
Imai, N.2
Zhang, H.-Y.3
-
17
-
-
0342740235
-
-
(c) Evans, D. A.; Miller, S. J.; Leckta, T. J. Am. Chem. Soc. 1993, 115, 6460-6461.
-
(1993)
J. Am. Chem. Soc.
, vol.115
, pp. 6460-6461
-
-
Evans, D.A.1
Miller, S.J.2
Leckta, T.3
-
18
-
-
33748726159
-
-
(d) Evans, D. A.; Murry, J. A.; von Matt, P.; Norcross, R. D.; Miller, S. J. Angew. Chem., Int. Ed. Engl. 1995, 34, 798-800.
-
(1995)
Angew. Chem., Int. Ed. Engl.
, vol.34
, pp. 798-800
-
-
Evans, D.A.1
Murry, J.A.2
Von Matt, P.3
Norcross, R.D.4
Miller, S.J.5
-
21
-
-
0029881335
-
-
(g) Desimoni, G.; Faita, G.; Righetti, P. P. Tetrahedron Lett. 1996, 37, 3027-3036.
-
(1996)
Tetrahedron Lett.
, vol.37
, pp. 3027-3036
-
-
Desimoni, G.1
Faita, G.2
Righetti, P.P.3
-
22
-
-
0030583498
-
-
(h) Evans, D. A.; Kozlowski, M. C.; Tedrow, J. S. Tetrahedron Lett. 1996, 37, 7481-7484.
-
(1996)
Tetrahedron Lett.
, vol.37
, pp. 7481-7484
-
-
Evans, D.A.1
Kozlowski, M.C.2
Tedrow, J.S.3
-
23
-
-
84989533217
-
-
Helmchen, G.; Krotz, A.; Ganz, K.-T.; Hansen, D. Synlett 1991, 257-259.
-
(1991)
Synlett
, pp. 257-259
-
-
Helmchen, G.1
Krotz, A.2
Ganz, K.-T.3
Hansen, D.4
-
24
-
-
0000034072
-
-
(a) Denmark, S. E.; Nakajima, N.; Nicaise, O. J.-C. J. Am. Chem. Soc. 1994, 116, 8797-8798.
-
(1994)
J. Am. Chem. Soc.
, vol.116
, pp. 8797-8798
-
-
Denmark, S.E.1
Nakajima, N.2
Nicaise, O.J.-C.3
-
25
-
-
0029156882
-
-
(b) Denmark, S. E.; Nakajima, N.; Nicaise, O. J.-C.; Faucher, A. M.; Edwards, J. P. J. Org. Chem. 1995, 60, 4884-4892.
-
(1995)
J. Org. Chem.
, vol.60
, pp. 4884-4892
-
-
Denmark, S.E.1
Nakajima, N.2
Nicaise, O.J.-C.3
Faucher, A.M.4
Edwards, J.P.5
-
26
-
-
0028944316
-
-
(a) Gokhale, A. S.; Minidis, A. B. E.; Pfaltz, A. Tetrahedron Lett. 1995, 36, 1831-1834.
-
(1995)
Tetrahedron Lett.
, vol.36
, pp. 1831-1834
-
-
Gokhale, A.S.1
Minidis, A.B.E.2
Pfaltz, A.3
-
27
-
-
0028931670
-
-
(b) Andrus, M. B.; Argade, A. B.; Chen, X.; Pamment, M. G. Tetrahedron Lett. 1995, 36, 2945-2948.
-
(1995)
Tetrahedron Lett.
, vol.36
, pp. 2945-2948
-
-
Andrus, M.B.1
Argade, A.B.2
Chen, X.3
Pamment, M.G.4
-
29
-
-
0030017687
-
-
Evans, D. A.; Murry, J. A.; Kozlowski, M. C. J. Am. Chem. Soc. 1996, 118, 5814-5815.
-
(1996)
J. Am. Chem. Soc.
, vol.118
, pp. 5814-5815
-
-
Evans, D.A.1
Murry, J.A.2
Kozlowski, M.C.3
-
30
-
-
0000822037
-
-
Wu, J. H.; Radinov, R.; Porter, N. D. J. Am. Chem. Soc. 1995, 117, 11029-11030.
-
(1995)
J. Am. Chem. Soc.
, vol.117
, pp. 11029-11030
-
-
Wu, J.H.1
Radinov, R.2
Porter, N.D.3
-
31
-
-
0001713095
-
-
Bedekar, A. V.; Koroleva, E. B.; Andersson, P. G. J. Org. Chem. 1997, 62, 2518-2526.
-
(1997)
J. Org. Chem.
, vol.62
, pp. 2518-2526
-
-
Bedekar, A.V.1
Koroleva, E.B.2
Andersson, P.G.3
-
32
-
-
33748225871
-
-
(a) Sawamura, M.; Kuwano, R.; Ito, T. Angew. Chem., Int. Ed. Engl. 1994, 33, 111-113.
-
(1994)
Angew. Chem., Int. Ed. Engl.
, vol.33
, pp. 111-113
-
-
Sawamura, M.1
Kuwano, R.2
Ito, T.3
-
33
-
-
84902433094
-
-
and references cited therein
-
(b) Sawamura, M.; Hamashima, H.; Ito, Y. J. Am. Chem. Soc. 1992, 114, 8295-8296 and references cited therein.
-
(1992)
J. Am. Chem. Soc.
, vol.114
, pp. 8295-8296
-
-
Sawamura, M.1
Hamashima, H.2
Ito, Y.3
-
34
-
-
0000487271
-
-
(a) Nishiyama, H.; Sakaguchi, H.; Nakamura, T.; Horihata, M.; Kondo, M.; Itoh, K. Organometallics 1989, 8, 846-848.
-
(1989)
Organometallics
, vol.8
, pp. 846-848
-
-
Nishiyama, H.1
Sakaguchi, H.2
Nakamura, T.3
Horihata, M.4
Kondo, M.5
Itoh, K.6
-
35
-
-
0000011537
-
-
(b) Nishiyama, H.; Kondo, M. Nakamura, T.; Itoh, K. Organometallics 1991, 10, 500-508.
-
(1991)
Organometallics
, vol.10
, pp. 500-508
-
-
Nishiyama, H.1
Nakamura T, K.M.2
Itoh, K.3
-
36
-
-
0000513053
-
-
(c) Nishiyama, H.; Yamaguchi, S.; Kondo, M.; Itoh, K. J. Org. Chem. 1992, 57, 4306-4309.
-
(1992)
J. Org. Chem.
, vol.57
, pp. 4306-4309
-
-
Nishiyama, H.1
Yamaguchi, S.2
Kondo, M.3
Itoh, K.4
-
37
-
-
0026774294
-
-
(d) Nishiyama, H.; Park, S.-B.; Itoh, K. Tetrahedron: Asymmetry 1992, 8, 1029-1034.
-
(1992)
Tetrahedron: Asymmetry
, vol.8
, pp. 1029-1034
-
-
Nishiyama, H.1
Park, S.-B.2
Itoh, K.3
-
38
-
-
0001195856
-
-
(e) Nishiyama, H.; Itoh, Y.; Sugawara, Y.; Matsumoto, H.; Aoki, K.; Itoh, K. Bull. Chem. Soc. Jpn. 1995, 68, 1247-1262.
-
(1995)
Bull. Chem. Soc. Jpn.
, vol.68
, pp. 1247-1262
-
-
Nishiyama, H.1
Itoh, Y.2
Sugawara, Y.3
Matsumoto, H.4
Aoki, K.5
Itoh, K.6
-
39
-
-
0028861083
-
-
(f) Park, S.-B.; Murata, K.; Matsumoto, H.; Nishiyama, H. Tetrahedron: Asymmetry 1995, 6, 2487-2494.
-
(1995)
Tetrahedron: Asymmetry
, vol.6
, pp. 2487-2494
-
-
Park, S.-B.1
Murata, K.2
Matsumoto, H.3
Nishiyama, H.4
-
40
-
-
0027426951
-
-
Evans, D. A.; Lectka, T.; Miller, S. J. Tetrahedron Lett. 1993, 34, 7027-7030.
-
(1993)
J. Tetrahedron Lett.
, vol.34
, pp. 7027-7030
-
-
Evans, D.A.1
Lectka, T.2
Miller, S.3
-
42
-
-
0001595052
-
-
(b) Hollis, T. K.; Robinson, N. P.; Bosnich, B. J. Am. Chem. Soc. 1992, 114, 5464-6466.
-
(1992)
J. Am. Chem. Soc.
, vol.114
, pp. 5464-6466
-
-
Hollis, T.K.1
Robinson, N.P.2
Bosnich, B.3
-
43
-
-
0000484465
-
-
Odenkirk, W.; Rheingold, A. L.; Bosnich, B. J. Am. Chem. Soc. 1992, 114, 6392-6398.
-
(1992)
J. Am. Chem. Soc.
, vol.114
, pp. 6392-6398
-
-
Odenkirk, W.1
Rheingold, A.L.2
Bosnich, B.3
-
44
-
-
2642648124
-
-
(a) Hong, Y.; Kuntz, B. A.; Collins, S. Organometallics 1993, 12, 964-969.
-
(1993)
Organometallics
, vol.12
, pp. 964-969
-
-
Hong, Y.1
Kuntz, B.A.2
Collins, S.3
-
45
-
-
0000907504
-
-
(b) Jaquith, J. B.; Guan, J., Wang, S.; Collins, S. Organometallics 1995, 14, 1079-1081.
-
(1995)
Organometallics
, vol.14
, pp. 1079-1081
-
-
Jaquith, J.B.1
Wang S, G.J.2
Collins, S.3
-
46
-
-
0001696290
-
-
(21 ) Part of the present work has been presented as a communication letter: Kanemasa, S.; Oderaotoshi, Y.; Yamamoto, H.; Tanaka, J.; Wada, E.; Curran, D. P. J. Org. Chem. 1997, 62, 6454-6455.
-
(1997)
J. Org. Chem.
, vol.62
, pp. 6454-6455
-
-
Kanemasa, S.1
Oderaotoshi, Y.2
Yamamoto, H.3
Tanaka, J.4
Wada, E.5
Curran, D.P.6
-
48
-
-
0000413395
-
-
(b) Schwartz, E. B.; Knobler, C. B.; Cram, D. J. J. Am. Chem. Soc. 1992, 114, 10775-10784.
-
(1992)
J. Am. Chem. Soc.
, vol.114
, pp. 10775-10784
-
-
Schwartz, E.B.1
Knobler, C.B.2
Cram, D.J.3
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49
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2642602653
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note
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Thionyl chloride and trifluoroacetic acid are known to produce trifluoroacetyl chloride and then trifluoroacetic anhydride. Therefore, the reactive acylating reagent involved in the present reaction would be the bis mixed anhydride, the bis acid chloride, or mixed types.
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50
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2642684119
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note
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2O, cancels the decrease of enantioselectivity by contamination by an enantioisomeric ligand (see the text).
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51
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2642696363
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note
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The authors have deposited atomic coordinates for the structures of (R,R)-1, (R,R)-9, meso-22, and (R,R)-9/(S,S)-9 with the Cambridge Crystallographic Data Centre. The coordinates can be obtained on request from The Director, Cambridge Crystallographic Data Centre, University Chemical Laboratory, Lensfield Road, Cambridge CB2 1EW, U.K.
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52
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2642629296
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note
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The Cambridge Structural Database including 167 797 data (updated in 1997) was used.
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54
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0000157342
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Examples of magnesium/bisoxazoline complexes: (a) Gothelf, K. V.; Hazell, R. G.; Jørgensen, K. A. J. Org. Chem. 1996, 61, 346-355. (b) Cozzi, P. G.; Orioli, P.; Tagliavini, E.; U-Ronchi, A. Tetrahedron Lett. 1997, 38, 145-148.
-
(1996)
J. Org. Chem.
, vol.61
, pp. 346-355
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Gothelf, K.V.1
Hazell, R.G.2
Jørgensen, K.A.3
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55
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0031021997
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Examples of magnesium/bisoxazoline complexes: (a) Gothelf, K. V.; Hazell, R. G.; Jørgensen, K. A. J. Org. Chem. 1996, 61, 346-355. (b) Cozzi, P. G.; Orioli, P.; Tagliavini, E.; U-Ronchi, A. Tetrahedron Lett. 1997, 38, 145-148.
-
(1997)
Tetrahedron Lett.
, vol.38
, pp. 145-148
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Cozzi, P.G.1
Orioli, P.2
Tagliavini, E.3
U-Ronchi, A.4
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56
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2642656877
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Strong coordination of triflate ligands to the magnesium ion may be a reason for the poor catalytic activity (see ref 7d)
-
Strong coordination of triflate ligands to the magnesium ion may be a reason for the poor catalytic activity (see ref 7d).
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57
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2642696362
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note
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Uncatalyzed Diels-Alder reactions of cyclopentadiene take place at room temperature: 80% of 8a after 5 min with 7a; 7% of 8b after 3 h with 7b.
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58
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2642656876
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note
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16e (32) The structural assignment of A was based on elementary analysis and the FAB-MS spectrum. In the presence of plenty of water under severe conditions, partial hydrolysis of the perchlorate salt of 9 takes place to produce A.
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59
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2642634342
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note
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2 at about 350°C. This heating procedure would produce partly dehydrated nickel species.
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60
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2642637461
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For the counterion effect in Diels-Alder reactions, see ref 7d
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For the counterion effect in Diels-Alder reactions, see ref 7d.
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61
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note
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3 (10 mol %): room temperature, 1 h, 93%, endo:exo = 89:11, 0% ee.
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62
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2642694261
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Unpublished results
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2 complex does not undergo dissociation into components even in the presence of 3-acetyl-2-oxazolidine (Kanemasa; S.; Oderaotoshi, Y.; Tanaka, J.; Wada, E. Unpublished results).
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Kanemasa, S.1
Oderaotoshi, Y.2
Tanaka, J.3
Wada, E.4
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63
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2642661032
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Unpublished results
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2O complex of the 4-substituted isopropylidene-2,2′-bisoxazoline forms these two transition structures depending upon the steric nature of the 4-substituent (Kanemasa, S.; Oderaotoshi, Y.; Adachi, K. Unpublished results).
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Kanemasa, S.1
Oderaotoshi, Y.2
Adachi, K.3
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64
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2642667051
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note
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2O in the presence of dienophile 7.
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65
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2642590587
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note
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The analysis was not completed because of the disorder of the acetone and the perchlorate ions. To solve this problem requires a spherical crystal and correction of absorption.
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66
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2642684118
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note
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2O or under uncatalyzed conditions has been discussed in ref 21.
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68
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0030220950
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Fraile, J. M.; Garcia, J. I.; Mayoral, J. A.; Royo, A. J. Tetrahedron Asymmetry 1996, 7, 2263-2276.
-
(1996)
Tetrahedron Asymmetry
, vol.7
, pp. 2263-2276
-
-
Fraile, J.M.1
Garcia, J.I.2
Mayoral, J.A.3
Royo, A.J.4
-
69
-
-
0003775768
-
-
Enraf-Nonius: Delft, The Netherlands
-
(a) CAD-4 Software. Version 5. Enraf-Nonius: Delft, The Netherlands, 1989.
-
(1989)
CAD-4 Software. Version 5
-
-
-
71
-
-
0000604488
-
-
(c) Altomare, M. C.; Burla, M.; Camalli, G.; Cascarano, C.; Giacovazzo, A.; Guagliardi, G.; Polidori, J. J. Appl. Crystallogr. 1994, 27, 435.
-
(1994)
J. Appl. Crystallogr.
, vol.27
, pp. 435
-
-
Altomare, M.C.1
Burla, M.2
Camalli, G.3
Cascarano, C.4
Giacovazzo, A.5
Guagliardi, G.6
Polidori, J.7
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