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0342664452
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for pharmacological application see
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(a) Spear, K. L.; Reinhard, E. J.; Mc Mahon, E. G.; Olins, G. M.; Palomo, M. A.; Patton, D. R.; J. Med. Chem. 1989, 32, 67-72;
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21
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0343098765
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(b) Fukase, K.; Kitasawa, M.; Sano, A.; Shimbo, K.; Fujita, H.; Horimoto, S.; Wakamiya, T.; Shiba, T.; Tetrahedron Lett. 1986, 59, 2505-2508.
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Photaki, I.; Samouilidis, I.; Caranikas, S.; Zervas, L.; J. Chem. Soc. Perkin Trans. 1979, 2599-2605.
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23
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0001496779
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25
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0025971901
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and references cited therein
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28
-
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0343098762
-
-
note
-
14 c carried out at the 50 mmol scale.
-
-
-
-
29
-
-
0343534664
-
-
note
-
Coalescence of distinct signals, initiated above 35°C, could not be completed due to the simultaneous formation of aziridine over 50°C.
-
-
-
-
30
-
-
0008152359
-
-
1H NMR of sterically hindered α-t-butyl esters of N-tritylglutamates were reported as single rotamers
-
1H NMR of sterically hindered α-t-butyl esters of N-tritylglutamates were reported as single rotamers:
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(1988)
Tetrahedron Lett.
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Son, J.K.1
Kalvin, D.2
Woodard, R.W.3
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0842322097
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(b) Baldwin, I.E.; North, M.; Flynn, A.; Moloney, M. G.; Tetrahedron 1989, 45, 1453-1464;
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Baldwin, I.E.1
North, M.2
Flynn, A.3
Moloney, M.G.4
-
32
-
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0343098761
-
-
ibid. more constrained N-phenylfluorenyl equivalents have been described
-
(c) ibid. Tetrahedron 1989, 45, 1464-1474; more constrained N-phenylfluorenyl equivalents have been described:
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(1989)
Tetrahedron
, vol.45
, pp. 1464-1474
-
-
-
34
-
-
0343970563
-
-
note
-
We observed that treatment of Boc-Thr(-OMs)-OMe by potassium mercaptoacetate in DMF afforded the corresponding cis-dehydroaminobutyric ester quite quantitatively rather than the corresponding thioacetate.
-
-
-
-
35
-
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0000512182
-
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(a) Wakamiya, T.; Shimbo, K.; Shiba, T.; Nakajima, K.; Neya, M.; Okawa, K.; Bull. Chem. Soc. Jpn. 1982, 55, 3878-3881;
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Wakamiya, T.1
Shimbo, K.2
Shiba, T.3
Nakajima, K.4
Neya, M.5
Okawa, K.6
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36
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0023554364
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(b) Baldwin, J. E.; Adlington, R. M.; Moss, N.; Robinson, N. G.; J. Chem. Soc. Chem. Commun. 1987, 1664-1667.
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Adlington, R.M.2
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Robinson, N.G.4
-
37
-
-
0343970562
-
-
note
-
28 after complete deprotection to (S)-2,3-diaminopropionate.
-
-
-
-
39
-
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0015241995
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(b) Perlstein, M. T.; Atassi, M. Z.; Cheng, S. G.; Biochim. Biophys. Acta 1971, 236, 174-182;
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Perlstein, M.T.1
Atassi, M.Z.2
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40
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0022374622
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(c) Allgaier, H.; Jung, G.; Werner, R. G.; Schneider U.; Zähner, H.; Angew. Chem. Int. Ed. Engl. 1985, 760, 1051-1053;
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Allgaier, H.1
Jung, G.2
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Schneider, U.4
Zähner, H.5
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41
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0022929886
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(d) Allgaier, H.; Jung, G.; Werner, R. G.; Schneider U.; Zähner, H.; Eur. J. Biochem. 1986, 160, 9-22.
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Allgaier, H.1
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Zähner, H.5
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42
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0023654629
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Einarsson, S.1
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-
43
-
-
0343970558
-
-
note
-
HPLC conditions identical to previous reference: FLEC-Ala (rt=35.63 min (<1%) and 37.38 min (>99%) compared with authentic samples of FLEC-(D,L)-Ala (D: rt=35.52 min, 49%; L: rt=37.18 min, 51%) and FLEC-(L)-Ala (rt=37.40 min, 100%).
-
-
-
-
44
-
-
0029122166
-
-
Goodlett, D. R.; Abuaf, P. A.; Savage, P. A.; Kowalski, K. A.; Mukherjee, T. K.; Tolan, J. W.; Corkum, N.; Goldstein, G.; Crowther, J. B.; J. Chromatogr. 1995, 707, 233-244.
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Goodlett, D.R.1
Abuaf, P.A.2
Savage, P.A.3
Kowalski, K.A.4
Mukherjee, T.K.5
Tolan, J.W.6
Corkum, N.7
Goldstein, G.8
Crowther, J.B.9
-
45
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0018942589
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Tanaka, T.; Nakajima, K.; Okawa, K.; Bull. Chem. Soc. Jpn. 1980, 53, 1352-1355.
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Tanaka, T.1
Nakajima, K.2
Okawa, K.3
-
46
-
-
0343534661
-
-
note
-
No racemization was observed as already reported when 2.4 N sodium hydroxyde is employed as a base.
-
-
-
|