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Please login to access the full content or check if you have access via15.1.1.3.2.2 Method 2: Dehydrogenation of Tetrahydropyridines
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Spitzner, D., Science of Synthesis, (2005) 15, 134.
1,2,3,4-Tetrahydropyridines behave as enamines, 2,3,4,5-tetrahydropyridines are basically imines, and 1,2,3,6-tetrahydropyridines are simply alkenes; this determines their reactivity.
Meeeeeeeeeeeeee (eeeeeeeeeeeee) ee 8,8,8,8-eeeeeeeeeeeeeeeeeee, e.e. 888, eeeeeee eee eeeeeeeee 888 eeeee eeeeee eeeeeee eeeeeeeeee (Meeeee 888).[888–888]
8-(Meeeeeeeeeeee)-8,8,8,8-eeeeeeeeeeeeeeeeeee 888 eee eeeeee eeeeeeee eeee eeeeeeee eeeeeeee ee eeee eeeeeeeee 888 (Meeeee 888). Mee eeeeeeeeeeeee eeeee ee eeee eeeeee eeee eeeeeeeeeee–eeeeeeeeeeeeeee eeeeeee.[888]
Meeeee 888 Meeeeeeeeeeee ee 8,8,8,8- eee 8,8,8,8-Meeeeeeeeeeeeeeeeee[888–888]
Mee eee- eee eeee-eeeeeeeee 8,8-eeeeeeeeeeeeeeee (eeee eee eeeeeeee eeeeeeee ee eeeeeeeee eeee eeeeeeeeeeee eeeeeeeee) eeeee ee eeee eeee eeeeeeeeee eeeeeeeeeeee eeeeeeeee ee eeeeeee eeeeeeee eeeeeee ee eeee 8,8,8,8-eeeeeeeeeeeeeeeeeee, eeeee eee ee eeeeeeeeee ee eeeeeeee[888] ee eeeeeeeee ee eeeeee ee eeeeeeeeeeee.[888]
Meeeeeeeeeee Meeeeeeee
8-Meeeeeeeeeeeee (888, M8 = M):[888]
M eeeeeee ee 8-eeeeee-8,8,8,8-eeeeeeeeeeeeeeeeee (888, M8 = M; 88 e, 8.88 eee), 8% Me ee eeeeeee eeeeeeee (ee. 8 e), eee eeeeeeeeeeee (888 e, 8.88 eee) eee eeeeeee ee 888°M eee 8 e, eeee eeeeeee ee M8M, ee ee eeeeeeeeee ee M8 eee eeee eeeeee. Me eeeeee ee eee MMe eee eeeee eee eee eeeeeee eee eeeeeeee eee eeeeeeeee eeee eeeeeee. Mee eeeeeee eeeee eee eeee eeeee eeee eeeeee eee MeMM eee eee eeeeeeee eee eeeee ee ee eeeeeee, eeeee, eee eeeeeeeee; eeeee: 88 e (88%); ee 88–888°M/888 Me.
8,8′:8′,8′′-Meeeeeeeeeee 888; Meeeeee Meeeeeeee:[888]
Me e eeeeeee eeee ee eee 8-(eeeeeeeeeeeee)-8,8,8,8-eeeeeeeeeeeeeeeeee 888 (8 eeee) ee MeMM (8 eM) eee eeeee 88% M8M8 (8 eeee) eeeeeeee ee 8°M. Meeee 88 eee eee eeeeeee eeee eee eeeeeee, eee eee eeeeeee eee eeee ee eeeee ee eee eeee eeeeee ee 88°M eee 8.8 e (eeeeeeee eeeeeeeee ee MMM ee MM). Mee eeeeeee eee eeeeee eeee e eeeeee eeee ee MeMMM8 eee eeeeeeeee eeee MM8Me8. Mee eeeeeee eeeee eee eeeee, eeeeeeeeeeee, eee eee eeeeeee eee eeeeeeee ee eeeeeeeeeeeeee (eeeeee eee) ee eeee eee eeeeeeee.
References
| [633] | Meeeeee, M. M.; Meeeee, M. M.; Meeeee, M. M., M. Mee. Meee., (8888) 88, 8888. |
| [655] | Meeeeee, M.; Meeeeee, M. M.; Meeee, M. M.; Meeeeee, M.; Meeeee, M.; Meeeeeeee, M. M.; Meeeee, M. M.; Meeeee, M.; Meeeeeeeee, M., Me., M. Mee. Meee., (8888) 88, 8888. |
| [656] | Meeee, M. M.; Meeeeeee, M. M., Meeeee M. Meee., Meee. M, (8888) 88, 888. |
| [657] | Meeee, M.; Meeee, M.; Meeeeee, M., Meee. Mee., (8888) 888, 888. |
| [658] | Meeeeeee, M. M.; Meeeeeeee, M. M., M. Me. Meee. Mee., (8888) 88, 8888. |
| [659] | Meeeeeee, M. M.; Meeee, M. M.; Meeeeeeee, M. M., M. Mee. Meee., (8888) 88, 8888. |
| [660] | Meeeeee, M.; Meeeee, M.; Meeeeeeeee, M.; Meeeeeeeee, M.; Meeeeeee, M., M. Mee. Meee., (8888) 88, 8888. |
Meeeeee Meeeeeeeeee
- 8.Meeeee-Meee, (8888) 8/8e, 888.
- 8.Meeeee-Meee, (8888) M 8e, 888.
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