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0842349047
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3 is also a good catalyst for the addition of carbamates to simple alkyl ketones:
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3 is also a good catalyst for the addition of carbamates to simple alkyl ketones:. Wabnitz T.C., Yu J.Q., and Spencer J.B. Chem. Eur. J. 10 (2004) 484
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3342948302
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For the only one example enantioselective conjugate addition of carbamates:
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For the only one example enantioselective conjugate addition of carbamates:. Palomo C., Oiarbide M., Halder R., Kelso M., Gomez-Bengoa E., and Garcia J.M. J. Am. Chem. Soc. 126 (2004) 9188
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Yanagisawa, A.1
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0037007754
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46
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33846697256
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IR and NMR spectra were gave in Supplementary data.
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54
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0142183441
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For recent representative examples, see:
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For recent representative examples, see:. Lin M.-J., and Loh T.-P. J. Am. Chem. Soc. 125 (2003) 13042
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and references cited therein
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57
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14944358971
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For enantioselective aza-Michael reaction, see review: and references cited therein
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For enantioselective aza-Michael reaction, see review:. Xu L.W., and Xia G.C. Eur. J. Org. Chem. (2005) 633 and references cited therein
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Xu, L.W.1
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58
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33846676106
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note
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The analysis of enantiomeric excess was performed using a Hewlett-Packard HPLC and a Daicel Chiral OJ column (25% i-PrOH-75% n-hexane, flow 0.5 mL/L, 243 nm), t = 18.5 min (minor), t = 25.2 min (major).
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