1
066
R. Lopes et al.
4
.2 Reaction of 2 with Potassium tert-Butoxide
20. Chen M-Z, Sun H-M, Li W-F, Wang Z-G, Shen Q, Zhang Y
(
2
2006) J Organomet Chem 691:2489
1. Bedford RB, Betham M, Bruce DW, Danopoulos AA, Frost RM,
Hird M (2006) J Org Chem 71:1104
t
Complex 2 (3.0 mg, 0.005 mmol) was treated with K OBu
8 lL, 1.0 M in THF, 0.006 mmol) in THF-d (0.3 mL) at
room temperature. The reaction was performed in an NMR
(
22. Hatakeyama T, Nakamura M (2007) J Am Chem Soc 129:9844
23. Yamagami T, Shintani R, Shirakawa E, Hayashi T (2007) Org
Lett 9:1045
8
tube. After 15 min, complex 2 was cleanly transformed to
1
complex 4. H-NMR (400 MHz, THF-d ): d = 8.80 (s, 1H,
2
4. Plietker B, Dieskau A, M o¨ ws K, Jatsch A (2008) Angew Chem
Int Ed 47:198
8
CHlinker), 7.64–6.87 (m, 15H, CH ), 6.30, (s, 1H, CHimid),
Ph
25. Gao H–H, Yan C-H, Tao X-P, Xia Y, Sun H-M, Shen Q, Zhang Y
(2010) Organometallics 29:4189
6
.22, (s, 1H, CHimid), 4.81 (s, 1H, CH ), 4.58 (s, 1H,
Cp
2
6. Meyer S, Orben CM, Demeshko S, Dechert S, Meyer F (2011)
Organometallics 30:6692
7. Wu J, Dai W, Farnaby JH, Hazari N, Roy JJL, Mereacre V,
Murugesu M, Powell AK, Takase MK (2013) Dalton Trans
42:7404
CH ), 4.25 (s, 1H, CH ), 2.84 (s, 3H, NCH ), 2.64 (s,
Cp
Cp
3
1
3
1
H, CHCp). C-NMR (400 MHz, THF-d ): d = 194.8
8
2
(
Ccarbene-Fe), 146.5 (CiPh), 141.8 (CiPh), 139.5 (CiPh),
1
30.2-126.5 (CH ), 126.2 (CHimid), 126.4 (CHimid), 105.7
Ph
2
2
8. Cramer SA, Jenkins DM (2011) J Am Chem Soc 133:19342
9. Ohki Y, Hatanaka T, Tatsumi K (2008) J Am Chem Soc
(
(
CiCp), 94.90 (CH ), 94.6 (CH ), 83.9 (CH ), 73.7
Cp Cp Cp
CH ), 71.5 (CHPh), 57.7 (CPh ), 35.5 (NCH ). IR (in
Cp
2
3
1
30. Hatanaka T, Ohki Y, Tatsumi K (2010) Chem Asian J 5:1657
30:17174
-
1
-1
toluene solution): mO–H = 3649 cm , mCO 1932 cm
.
3
1. Kandepi VVKM, Cardoso JMS, Peris E, Royo B (2010) Orga-
nometallics 29:2777
32. Buitrago E, Zani L, Adolfsson H (2011) Appl Organomet Chem
Acknowledgments This study was supported by Funda c¸ a˜ o para a
Ci eˆ ncia e a Tecnologia through projects PTDC/QUI–QUI/110349/
2
009 and PTDC/QUI–QUI/099389/2008. JMS Cardoso thanks FCT
25:748
for the PhD fellowship SFRH/BD/66386/2009. The NMR spectrom-
eters are part of the National NMR Network and REDE/1517/RMN/
33. Buitrago E, Tinnis F, Adolfsson H (2012) Adv Synth Catal
354:217
34. Hashimoto T, Urban S, Hoshino R, Ohki Y, Tatsumi K, Glorius F
2
005 supported with funds from POCI 2010 and FCT.
(
2012) Organometallics 31:4474
3
3
3
5. Grohmann C, Hashimoto T, Fr o¨ hlich R, Ohki Y, Tatsumi K,
Glorius F (2012) Organometallics 31:8047
6. Jiang F, B e´ zier D, Sortais J-B, Darcel C (2011) Adv Synth Catal
References
3
53:239
7. B e´ zier D, Jiang F, Roisnel T, Sortais J-B, Darcel C (2012) Eur J
Inorg Chem 1333
38. B e´ zier D, Venkanna GT, Castro LCM, Zheng J, Roisnel T,
Sortais J-B, Darcel C (2012) Adv Synth Catal 354:1879
39. Misal Castro LC, Sortais J-B, Darcel C (2012) Chem Commun
48:151
1
. D ´ı ez-Gonzalez S, Marion N, Nolan SP (2009) Chem Rev
09:3612
1
2
3
. Dr o¨ gue T, Glorius F (2010) Angew Chem Int Ed 49:6940
. Jacobsen H, Correa A, Poater A, Costabile C, Cavallo L (2009)
Coord Chem Rev 253:687
4
5
6
7
. Jahnke MC, Hahn FE (2010) Top Organomet Chem 30:95
. Crabtree RH (2007) Coord Chem Rev 251:595
. Ingleson MJ, Layfield RA (2012) Chem Commun 48:3579
. Meyer S, Klawitter I, Demeshko S, Bill E, Meyer F (2013) An-
gew Chem Int Ed 52:901
. Scepaiak JJ, Vogel CS, Khusniyarov MM, Heinemann FW,
Meyer K, Smith JM (2011) Science 331:1049
. Zlatogorsky S, Muryn CA, Tuna F, Evans DJ, Ingleson MJ (2011)
Organometallics 30:4974
40. B e´ zier D, Venkanna GT, Sortais J-B, Darcel C (2011) Chem Cat
Chem 3:1747
41. Misal Castro LC, Li H, Sortais J-B, Darcel C (2012) Chem
Commun 48:10514
42. Warratz S, Postigo L, Royo B (2013) Organometallics 23:893
43. Cardoso JMS, Royo B (2012) Chem Commun 48:4944
44. Hosomi A, Hayashida H, Kohra S, Tominaga Y (1986) J Chem
Soc Chem Commun 1411
45. Kohra S, Hayashida H, Tominaga Y, Hosomi A (1988) Tetra-
hedron Lett 29:89
46. G o´ mez-Su a´ rez A, Ram o´ n RS, Slawin AMZ, Nolan SP (2012)
Dalton Trans 41:5461
47. Walter MD, White PS (2012) Dalton Trans 41:8506
48. Hikichi S, Ogihara T, Fujisawa K, Kitajima N, Akita M, Moro-
oka Y (1997) Inorg Chem 36:4539
8
9
1
0. Layfield RA, McDouall JJW, Scheer M, Schwarzmaier C, Tuna F
2011) Chem Commun 47:10623
1. Hu XL, Meyer K (2005) J Organomet Chem 690:5474
2. Nieto I, Cervantes-Lee F, Smith JM (2005) Chem Commun 3811
3. Kernbach U, Ramm M, Luger P, Fehlhammer WP (1996) Angew
Chem Int Ed 35:310
(
1
1
1
1
1
4. Capon J-F, El-Hassnaoui S, Gloaguen F, Schollhammer P, Ta-
larmin J (2005) Organometallics 24:2020
5. Hess JL, Hsieh CH, Reibenspies JH, Darensbourg MY (2011)
Inorg Chem 50:8541
6. Hsieh C-H, Darensbourg MY (2010) J Am Chem Soc 132:14119
7. B e´ zier D, Sortais J-B, Darcel C (2013) Adv Synth Catal 355:19
8. Louie J, Grubbs RH (2000) Chem Commun 1479
9. McGuinness DS, Gibson VC, Steed JW (2004) Organometallics
49. Kitajima N, Tamura N, Tanaka K, Moro-oka Y (1992) Inorg
Chem 31:3342
50. Kisko JL, Hascall T, Parkin G (1998) J Am Chem Soc 120:10561
51. Jov e´ FA, Pariya C, Scoblete M, Yap GPA, Theoplod KH (2011)
Chem Eur J 17:1310
52. Kendall AJ, Zakharov LN, Gilbertson JD (2010) Inorg Chem
49:8656
53. Postigo L, Royo B (2012) Adv Synth Catal 354:2613
54. Tran BL, Pink M, Mindiola DJ (2009) Organometallics 28:2234
1
1
1
1
2
3:6288
1
23