Advanced Organolithium Chemistry - The Dong...
Transcript of Advanced Organolithium Chemistry - The Dong...
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Advanced Organolithium Chemistry
Report: Zhe Dong
Advisor: Prof. Guangbin Dong
Sept 03rd 2014
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A short history for BuLi
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n-Butyllithium was first prepared in 1949
It was not commercial available until 1970s.
The industry found it can polymerize isoprene
stereospecifically.
tert-Butyllithium was first prepared in 1974
All the alkyllithium can deprotonize
the THF or ether at r.t and has the potential to
Catch the fire in the presence of air!!
Novis Smith Jr, W. J. Organomet. Chem. 1974, 82, 1.
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What is the most powerful synthetic tool?
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Price: nBuLi 800ml 2.5M $50
$25/mol
Pd(OAc)2 $2352/mol
[Rh(coe)2Cl]2 $143500/mol
1eq BuLi vs 1%Pd(OAc)2 vs 0.02% Rh
Which route is more Practical?
Maybe still is BuLi at this stage
TON requirement: 100 vs 5000
High reactivity, require set up skills
Highly chemo selective, No skills
Seldom used for substrate synthesis
Ligand price:
TMEDA VS Pyridine ligand
HPMA VS Phosphine ligand
(-)-Sparteine VS Segphos
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Outline
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1. “Migratory insertion” of Organolithium
2. Halogen dance reaction
2.1 Discovery and Modern Mechanism
2.2 Halogen dance on the Benzene
2.3 Halogen dance on the Heterocycle
3. Conclusion and Outlook
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Migratory insertion with alkene and alkyne
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W. F. Bailey, J. J. Patricia, V. C. DelGobbo, R. M. Jarret and P. J. Okarma, J. Org. Chem.,1984,50,
1999
Bailey, W. F.; Ovaska, T. V.; Leipert, T. K. Tetrahedron Lett. 1989, 30, 3901.
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Migratory insertion with Alkyne
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Bailey, W. F.; Ovaska, T. V.; Leipert, T. K. Tetrahedron Lett. 1989, 30, 3901.
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Anionic or radical ?
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A. R. Chamberlin and S. H. Bloom, Tetrahedron Lett.,1986, 27, 551
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Anionic or radical ?
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W. F. Bailey, A. D. Khanolkar, K. Gavaskar, T. V. Ovaska, K. Rossi, Y. Thiel and K. B. Wiberg, J.Am.
Chem. Soc.,1991, 113, 5720
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Enantioselective Version
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D. Hoppe, F. Hintze and P. Tebben, Angew. Chem., Int. Ed. 1990., 29, 1422
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Novel regio-selectivity
10 Mück-Lichtenfeld, C.; Ahlbrecht, H. Tetrahedron 1996, 52, 10025.
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Novel regio-selectivity
11 I. Marek, J. Chem. Soc., Perkin Trans. 1999 1, 535
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Novel regio-selectivity
12 Majumdar, S.; de Meijere, A.; Marek, I. Synlett 2002, 2002, 0423.
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Novel regio-selectivity
13 Brémand, N.; Mangeney, P.; Normant, J. F. Tetrahedron Lett. 2001, 42, 1883.
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Deamortization
14 A. N. Hulme, S. S. Henry and A. I. Meyers, J. Org. Chem., 1995, 60 ,1265 .
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Deamortization
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. A. Ahmed, J. Clayden and M. Rowley, Tetrahedron Lett.,1998, 39, 6103
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“β-Carbon-Elimination”
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B. Mudryk and T. Cohen, J. Am. Chem. Soc. 1993, 115, 3855
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“β-Carbon-Elimination”
17 F. Chen, B. Mudryk and T. Cohen, Tetrahedron, 1994, 50, 12793
B. Mudryk and T. Cohen, J. Am. Chem. Soc. 1993, 115, 3855
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Cascade Cyclization
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Williams, D. R.; Reeves, J. T. J. Am. Chem. Soc. 2004, 126, 3434.
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Cascade Cyclization
19 A. Krief, B. Kenda, P. Barbeaux and E. Guittet, Tetrahedron, 1994, 50, 7177
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Cascade Cyclization
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W. F. Bailey and K. Rossi, J. Am. Chem. Soc., 1989, 111, 765
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Cascade Cyclization
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W. F. Bailey and T. V. Ovaska, Chem. Lett.,1993, 819
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Cyclobutane synthesis
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W. F. Bailey and T. V. Ovaska, J. Am. Chem. Soc. 1993, 115, 3080
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Unique Advantages
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W. F. Bailey and A. D. Khanolkar, Tetrahedron, 1991, 47, 7727 .
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Unique Advantages
24 A. Krief and P. Barbeaux, Synlett, 1990, 511 .
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Unique Advantages
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A. Krief, D. Derouane and W. Dumont, Synlett, 1992, 907.
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Intermolecular Reaction with Alkene
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X. Wei and R. J. K. Taylor, Tetrahedron Lett., 1997, 38, 6467.
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Intermolecular Reaction with Alkene
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A. Krief and P. Barbeaux, Synlett, 1990, 511.
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Allylic C-H Functionalization
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S. J. Lange, J. W. Sibert, C. L. Stern, A. G. M. Barret and B. M. Hoffmann, Tetrahedron, 1990, 51
8175
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Directly deprotonation with Allene
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G. Wu, F. E. Cederbaum and E. Negishi, Tetrahedron Lett., 1990, 31, 493.
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Lithium type Enyne metathesis
30
W. F. Bailey, N. M. Wachter-Jurcsak, M. R. Pineau, T. V. Ovaska, R. R. Warren and C. E. Lewis,
J. Org. Chem., 1996, 61, 8216.
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Lithium catalyzed Atom Transfer
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Lithium catalyzed Atom Transfer
32 Bailey, W. F.; Carson, M. W. J. Org. Chem. 1998, 63, 361.
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Lithium catalyzed Atom Transfer
33 Bailey, W. F.; Carson, M. W. J. Org. Chem. 1998, 63, 361.
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β-alkylation of amide
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Lutz, G. P.; Wallin, A. P.; Kerrick, S. T.; Beak, P. J. Org. Chem. 1991, 56, 493
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β-alkylation of ketone
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Trost, B. M.; Latimer, L. H. J. Org. Chem. 1977, 42, 3212.
Gallagher, D. J.; Du, H.; Long, S. A.; Beak, P. J. Am. Chem. Soc. 1996, 118, 11391.
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β-alkylation of ketone
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Nudelman, N. S.; García, G. V.; Schulz, H. G. J. Org. Chem. 1998, 63, 5730.
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Lithium mediated Catellani Reaction
37
Bailey, W. F.; Longstaff, S. C. J. Org. Chem. 1998, 63, 432.
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Lithium mediated Catellani Reaction
38
Bailey, W. F.; Longstaff, S. C. Tetrahedron Lett. 1999, 40, 6899.
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Lithium mediated Catellani Reaction
39 Barluenga, J.; Fañanás, F. J.; Sanz, R.; Fernández, Y. Chem. Eur. J. 2002, 8, 2034.
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Lithium mediated Catellani Reaction
40
Barluenga, J.; Fañanás, F. J.; Sanz, R.; Fernández, Y. Chem. Eur. J. 2002, 8, 2034.
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Lithium mediated C-C activation
41
Lillo, V. J.; Gómez, C.; Yus, M. Tetrahedron Lett. 2009, 50, 2266.
Lillo, V. J.; Gómez, C.; Yus, M. Tetrahedron Lett. 2008, 49, 5182.
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Halogen dance reaction-Discovery
42
Aryne pathway was
ruled out very soon.
A. Vaitiekunas and F. F. Nord, Nature, 1951, 168, 875–876
Schnurch, M.; Spina, M.; Khan, A. F.; Mihovilovic, M.
D.; Stanetty, P. Chem. Soc. Rev. 2007, 36, 1046.
.
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Halogen dance reaction-mechanism
43
C. E. Moyer, Jr. and J. F. Bunnett, J. Am. Chem. Soc., 1963, 85, 1891–1893.
Adding
KBr or KI
Doesn’t
Change
Rate or
product
contribution
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Halogen dance reaction-mechanism
44
M. J. Pieterse and H. J. den Hertog,
Recl. Trav. Chim. Pays-Bas,1962, 81,
855–863
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Halogen dance reaction-mechanism
45
P. Stanetty, M. Schnurch, K. Mereiter and M. D. Mihovilovic, J. Org. Chem., 2005, 70, 567–574
Net reaction:
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Halogen dance reaction-mechanism
46
Net reaction:
Due to the Metal halogen exchange
Initiated “catalytic cycle”
The theoretical yield can only
reach 50%
M. Mallet and G. Queguiner, Tetrahedron, 1979, 35, 1625–1631.
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Halogen dance reaction-mechanism
47
1.Excess of Aryl halide is critical
2.all the reactions were the
Thermodynamics control.
3.The possible way to change the
Selectivity is the base.
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Halogen dance on the Benzene
48
T. Rausis, M. Schlosser, Eur. J. Org. Chem. 2002, 3351 – 4458.
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Halogen dance on the Benzene
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T. Rausis, M. Schlosser, Eur. J. Org. Chem. 2002, 3351 – 4458.
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Halogen dance on the Benzene
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F. Mongin, O. Desponds, M. Schlosser, Tetrahedron Lett. 1996,37, 2767-2770.
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Halogen dance on the Benzene
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C. Heiss, M. Schlosser, Eur. J. Org. Chem. 2003, 447 – 451
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Halogen dance on the Thiophene
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Halogen dance on the Thiophene
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Adding the substrate
To the LDA
E. C. Taylor and D. E. Vogel, J. Org. Chem., 1985, 50, 1002–1004.
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Halogen dance on the Pyrazole
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J. Eskildsen, N. Ostergaard, P. Vedso and M. Begtrup, Tetrahedron, 2002, 58, 7635–7644.
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Halogen dance on the Thiazole
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E. L. Stangeland and T. Sammakia, J. Org. Chem., 2004, 69,2381–2385.
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Halogen dance on the Oxazole
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P. Stanetty, M. Spina and M. D. Mihovilovic, Synlett, 2005, 9,1433–1434..
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Halogen dance on the Indole
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A. Ginanneschi, M. Schlosser, unpublished results, 2002.
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Halogen dance on the Pyridine
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F. Cottet, M. Schlosser, unpublished results, 2002–2003
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Halogen dance on the Pyridine
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E. Marzi, A. Bigi, M. Schlosser, Eur. J. Org. Chem. 2001, 1371–1376.
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Halogen dance on the Pyridine
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M. Mallet, G. Branger, F. Marsais and G. Queguiner, J. Organomet. Chem., 1990, 328, 319–332.
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Halogen dance on the Pyridine
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Miller, R. E.; Rantanen,T.; Ogilvie, K. A.; Groth, U.; Snieckus, V. Org. Lett. 2010, 12, 2198−2201.
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Halogen dance on the Pyridine
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T. Sammakia, E. L. Stangeland and M. C. Withcomb, Org. Lett.,2002, 4, 2385–2388.
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Halogen dance on the Pyridine
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M. Marull and M. Schlosser, Eur. J. Org. Chem., 2003, 1576–1588..
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Halogen dance on the Quinoline
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Arzel, E.; Rocca, P.; Grellier, P.; Labaeïd, M.; Frappier, F.; Guéritte, F.; Gaspard, C.; Marsais, F.;
Godard, A.; Quéguiner, G. J. Med. Chem. 2001, 44, 949.
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Unusual Halogen dance
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Fürstner, A.; Domostoj, M. M.; Scheiper, B. J. Am. Chem. Soc. 2006, 128, 8087
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Thank you for your attention
Welcome the first year student again
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