Abstract
A three-component coupling of aldehydes, amines and an alkyne to generate propargylic
amines in nearly quantitative yields, using a layered double hydroxide-supported gold
(LDH-AuCl4 ) catalyst is described. Both aromatic and aliphatic aldehydes and amines are used
for the reaction. No additional co-catalyst or activator is required.
Key word
layered double hydroxides - gold - coupling reaction - propargylic amines - heterogeneous
catalysis
References <A NAME="RD13905ST-1">1 </A>
Current address: 1311 Gilman Hall, Department of Chemistry, Iowa State University,
Ames, IA 50011, USA.
<A NAME="RD13905ST-2A">2a </A>
Armstrong RW.
Combs AP.
Tempst PA.
Brown SD.
Keating TA.
Acc. Chem. Res.
1996,
29:
123
<A NAME="RD13905ST-2B">2b </A>
Ugi I.
Domling A.
Werner B.
J. Heterocycl. Chem.
2000,
37:
647
<A NAME="RD13905ST-2C">2c </A>
Weber L.
Illgen K.
Almstetter M.
Synlett
1999,
366
<A NAME="RD13905ST-3A">3a </A>
Kamijo S.
Yamamoto Y.
J. Am. Chem. Soc.
2002,
124:
11940
<A NAME="RD13905ST-3B">3b </A>
Domling A.
Ugi I.
Angew. Chem.
2000,
112:
3300
<A NAME="RD13905ST-3C">3c </A>
Cao C.
Shi Y.
Odom AL.
J. Am. Chem. Soc.
2003,
125:
2880
<A NAME="RD13905ST-4">4 </A>
Wei C.
Zhang L.
Li CJ.
Synlett
2004,
1472
<A NAME="RD13905ST-5A">5a </A>
Naota I.
Takaya H.
Murahashi SI.
Chem. Rev.
1998,
98:
2599
<A NAME="RD13905ST-5B">5b </A>
Dyker G.
Angew. Chem.
1999,
38:
1698
<A NAME="RD13905ST-6">6 </A>
Wei CM.
Li Z.
Li CJ.
Org. Lett.
2003,
5:
4473 ; and references cited therein
<A NAME="RD13905ST-7">7 </A>
Wei CM.
Li CJ.
J. Am. Chem. Soc.
2003,
125:
9584
<A NAME="RD13905ST-8A">8a </A>
Kabalka GW.
Wang L.
Pagni RM.
Synlett
2001,
676
<A NAME="RD13905ST-8B">8b </A>
Shi L.
Tu YQ.
Wang M.
Zhang FM.
Fan CA.
Org. Lett.
2004,
6:
1001
<A NAME="RD13905ST-8C">8c </A>
Gommermann N.
Koradin C.
Polborn K.
Knochel P.
Angew. Chem. Int. Ed.
2003,
42:
5763
<A NAME="RD13905ST-8D">8d </A>
Koradin C.
Polborn K.
Knochel P.
Angew. Chem. Int. Ed.
2002,
41:
2535
<A NAME="RD13905ST-8E">8e </A>
Syeda HZS.
Halder R.
Karla SS.
Das J.
Iqbal J.
Tetrahedron Lett.
2002,
43:
6485
<A NAME="RD13905ST-9">9 </A>
Fischer C.
Carreira EM.
Org. Lett.
2001,
3:
4319
<A NAME="RD13905ST-10">10 </A>
Li CJ.
Wei C.
Chem. Commun.
2002,
268
<A NAME="RD13905ST-11">11 </A>
Zhang L.
Wei C.
Varma RS.
Li C.-J.
Tetrahedron Lett.
2004,
45:
2443
<A NAME="RD13905ST-12">12 </A>
Choudary BM.
Sridhar Ch.
Kantam ML.
Sreedhar B.
Tetrahedron Lett.
2004,
45:
7319
<A NAME="RD13905ST-13A">13a </A>
Vos DE.
Vankelecom IFK.
Jacobs PA.
Chiral Catalyst Immobilization and Recycling
Wiley-VCH;
Weinheim:
2000.
<A NAME="RD13905ST-13B">13b </A>
Inaki Y.
Kajita Y.
Hisao H.
Yoshida K.
Ito K.
Hattori T.
Chem. Commun.
2001,
2358
<A NAME="RD13905ST-14">14 </A>
Cavani F.
Trifiro F.
Vaccari A.
Catal. Today
1991,
11:
173
<A NAME="RD13905ST-15A">15a </A>
Trifiro F.
Vaccari A. In Comprehensive Supramolecular Chemistry
Vol. 7:
Alberti G.
Bein T.
Pergamon;
New York:
1996.
p.251
<A NAME="RD13905ST-15B">15b </A>
Sels BF.
De Vos D.
Jacobs PA.
Catal. Rev.
2001,
43:
443
<A NAME="RD13905ST-16A">16a </A>
Sels BF.
De Vos DE.
Buntinx M.
Pierard F.
Mesmaeker AK.
Jacobs PA.
Nature
1999,
400:
855
<A NAME="RD13905ST-16B">16b </A>
Yamaguchi K.
Ebitani K.
Yoshida T.
Yoshida H.
Kaneda K.
J. Am. Chem. Soc.
1999,
121:
4527
<A NAME="RD13905ST-17A">17a </A>
Choudary BM.
Bharathi B.
Venkat Reddy Ch.
Kantam ML.
Raghavan KV.
Chem. Commun.
2001,
1736
<A NAME="RD13905ST-17B">17b </A>
Choudary BM.
Venkat Reddy Ch.
Prakash BV.
Kantam ML.
Sreedhar B.
Chem. Commun.
2003,
754
<A NAME="RD13905ST-17C">17c </A>
Choudary BM.
Kantam ML.
Rahman A.
Venkat Reddy Ch.
Rao KK.
Angew. Chem. Int. Ed.
2001,
40:
763
<A NAME="RD13905ST-18">18 </A>
Miyata S.
Clays Clay Miner.
1975,
23:
369
<A NAME="RD13905ST-19">19 </A>
Sylvestre JP.
Kabashin AV.
Sacher E.
Meunier M.
Luong JHT.
J. Am. Chem. Soc.
2004,
126:
7176