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Larsen, R. D., Science of Synthesis, (2005) 15, 604.
Indoles annulated at the 2,3-position are converted into quinolin-4(1H)-ones through oxidative ring opening followed by base-induced ring closure to give 2,3-ring-fused quinolin-4(1H)-ones.[603–606] Treatment of 2-arylideneindolin-3-ones with sodium azide in a 1:4 mixture of sulfuric acid and acetic acid causes ring expansion to give 2-aminoquinolin-4(1H)-ones.[607] The reaction of 2-aryl-3H-indol-3-one 1-oxides (2-arylisatogens) 209 with arylacetylenes 210 gives 3-arylquinolin-4(1H)-ones 211 (Scheme 73).[608,609]
Meeeee 88 Meee Meeeeeeee ee 8-Meee-8M-eeeee-8-eee 8-Meeeee eeee Meeeeeeeeeeeee[888]
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8-Meeeeeeeeeeeee-8(8M)-eee (888, Me8 = Me): Meeeeee Meeeeeeee:[888]
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References
[603] | Meeeee, M.; Meeeeee, M., M. Me. Meee. Mee., (8888) 88, 8888. |
[604] | Meeee, M. M.; Meeee, M. M., M. Me. Meee. Mee., (8888) 88, 8888. |
[605] | Meeeeeeeeee, M., Meeeee Meeeeee Mee. Meee., (8888) 888, 88. |
[606] | Meeeee, M. M.; Meeeeeee, M. M.; Meee, M.; Meeee, M. M.; Meeeeee, M. M.; Meeeee, M. M.; Meeeee-Meeeeee, M. M.; Meeeeee, M. M.; Meeeeee, M.; Meeeeee, M. M.; Meeeeee, M. M.; Meeeee, M. M., M. Mee. Meee., (8888) 88, 8888. |
[607] | Meeeeeeee, M. M.; Meeeeee, M. M.; Meeeeee, M. M., Meee. Meeeeeeeeee. Meeeee., (8888), 888; Meee. Meeeeeeeee. Meeee. (Meee. Meeeee.), (8888), 888. |
[608] | Meeeee, M. M.; Meeeee, M. M., M. Me. Meee. Mee., (8888) 88, 8888. |
[609] | Meee, M. M.; Meeeee, M., M. Meee. Mee. M, (8888), 8888. |
Meeeeee Meeeeeeeeee
- 8.Meeeee-Meee, (8888) M 8e, 888.