-
2
-
-
33749129851
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-
mp 194-195°C.
-
b) Part 94: M. Hasegawa, K. Yamada, Y. Nagahama, and M. Somei, Heterocycles, 2000, submitted. All new compounds gave satisfactory spectral and elemental analysis or high-resolution MS data for crystals or gums, respectively, la, mp 171-ITS'C (decomp); le, mp 181-183t: (decomp); Id, gum; 2a, gum; 2c, mp 111-112°C; 5, mp 205.0-206.5°C; 6, mp 193.5-195.0°C (decomp); 7, mp 254.0-265.5 (decomp); 11, mp 179.5-181.0°C; ISa, mp 207-209°C (decomp); 15b, mp 194-195°C.
-
0°C; ISa, Mp 207-209°C (Decomp); 15b
-
-
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3
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0033150304
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51, 1237
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a) M. Somei, N. Oshikiri, M; Hasegawa, and F. Yamada, Heterocycles, 1999, 51, 1237;
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N. Oshikiri, M; Hasegawa, and F. Yamada, Heterocycles, 1999
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Somei, M.1
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8
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0032101763
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48, 437.
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a) N. Anderton, P. A Cockrum, S. M. Colegate, J. A Edgar, K. Flower, I. Vit, and R. I. Willing, Phytochemistry, 1998, 48, 437.
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P. a Cockrum, S. M. Colegate, J. a Edgar, K. Flower, I. Vit, and R. I. Willing, Phytochemistry, 1998
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Anderton, N.1
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9
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0000587802
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38, 725.
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b) S-I. Bascop, J. Sapi, J-Y. Laronze, and J. Levy, Heterocycles, 1994, 38, 725.
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J. Sapi, J-Y. Laronze, and J. Levy, Heterocycles, 1994
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Bascop, S.-I.1
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10
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0018221586
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43, 3705.
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M.E. Kuehne, D. M. Roland, and R. Hafter, J. Org. Chem., 1978, 43, 3705.
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D. M. Roland, and R. Hafter, J. Org. Chem., 1978
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Kuehne, M.E.1
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11
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33749125948
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reference 4b.
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C. Pellegrini, C. Strassler, M. Weber, andH-J. Borschberg, Tetrahedron:Asymmetry, 1994, 5, 1979; G. Lakshmajah, T. Kawabata, M. Shang, and K. Fuji, J. Org. Chem., 1999, 64, 1699. See also reference 4b.
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C. Strassler, M. Weber, AndH-J. Borschberg, Tetrahedron:Asymmetry, 1994, 5, 1979; G. Lakshmajah, T. Kawabata, M. Shang, and K. Fuji, J. Org. Chem., 1999, 64, 1699. See also
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Pellegrini, C.1
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12
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0001197801
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40, 119.
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M. Somei, K. Kobayashi, K. Tanii, T. Mochizuki, Y. Kawada, and Y. Fukui, Heterocycles, 1995, 40, 119.
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K. Kobayashi, K. Tanii, T. Mochizuki, Y. Kawada, and Y. Fukui, Heterocycles, 1995
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Somei, M.1
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13
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33749146624
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121, 6197.
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M. Somei and T. Kawasaki, Heterocycles, 1989, 29, 1251; M Somei, T. Kawasaki, K. Shimizu, Y. Fukui, andT. Ohta, Chem. Pharm. Bull., 1991, 39, 1905. See also references 2b and 8. Our synthetic method for 1-hydroxy- and 1-alkoxytryptophans has been utilized by chemists without citing us fairly. One recent example is the following. D. L. Boger, H. Keim, B. Oberhauser, E. P. Schreiner, and C. A. Foster, J. Am. Chem. Soc., 1999, 121, 6197.
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Synthetic Method for 1-hydroxy- and 1-alkoxytryptophans Has Been Utilized by Chemists without Citing Us Fairly. One Recent Example Is the Following. D. L. Boger, H. Keim, B. Oberhauser, E. P. Schreiner, and C. A. Foster, J. Am. Chem. Soc., 1999
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Somei, M.1
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