Fused pyridine derivatives R 0450 Synthetic Studies on Indoles and Related Compounds. Part 54. A New Synthesis of 4-Oxygenated β-Carboline Derivatives by Fischer Indolization. -A new route to 4-methoxy-β-carbolines (VII) involves Fischer indolization of enehydrazines (III) and successive aromatization of the tetrahydro-β-carbolinones (IV). -(SUZUKI*, H.; TSUKAKOSHI, Y.; TACHIKAWA, T.; MIURA, Y.; ADACHI, M.; MURAKAMI, Y.; Tetrahedron Lett. 46 (2005) 22, 3831-3834; Sch. Pharm. Sci., Toho Univ., Funabashi, Chiba 274, Japan; Eng.) -Mais 37-151
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