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Results: 1 to 20 of 134

1.

Synthesis of multisubstituted imidazoles via copper-catalyzed [3 + 2] cycloadditions.

Tang D, Wu P, Liu X, Chen YX, Guo SB, Chen WL, Li JG, Chen BH.

J Org Chem. 2013 Mar 15;78(6):2746-50. doi: 10.1021/jo302555z. Epub 2013 Feb 21.

PMID:
23409756
[PubMed - indexed for MEDLINE]
2.

Synthesis of imidazoles through the copper-catalyzed cross-cycloaddition between two different isocyanides.

Kanazawa C, Kamijo S, Yamamoto Y.

J Am Chem Soc. 2006 Aug 23;128(33):10662-3.

PMID:
16910644
[PubMed - indexed for MEDLINE]
3.

A soluble base for the copper-catalyzed imidazole N-arylations with aryl halides.

Liu L, Frohn M, Xi N, Dominguez C, Hungate R, Reider PJ.

J Org Chem. 2005 Nov 25;70(24):10135-8.

PMID:
16292856
[PubMed - indexed for MEDLINE]
4.

Copper-catalyzed aerobic intramolecular carbo- and amino-oxygenation of alkynes for synthesis of azaheterocycles.

Toh KK, Sanjaya S, Sahnoun S, Chong SY, Chiba S.

Org Lett. 2012 May 4;14(9):2290-2. doi: 10.1021/ol3007106. Epub 2012 Apr 10.

PMID:
22490011
[PubMed - indexed for MEDLINE]
5.

Copper(II)/iron(III) co-catalyzed intermolecular diamination of alkynes: facile synthesis of imidazopyridines.

Zeng J, Tan YJ, Leow ML, Liu XW.

Org Lett. 2012 Sep 7;14(17):4386-9. doi: 10.1021/ol301858j. Epub 2012 Aug 10.

PMID:
22882116
[PubMed - indexed for MEDLINE]
6.

Synthesis of bicyclic imidazoles via [2 + 3] cycloaddition between nitriles and regioselectively generated α-imino gold carbene intermediates.

Xiao Y, Zhang L.

Org Lett. 2012 Sep 7;14(17):4662-5. doi: 10.1021/ol302102h. Epub 2012 Aug 23.

PMID:
22917160
[PubMed - indexed for MEDLINE]
7.

Copper-catalyzed direct aryl quaternization of N-substituted imidazoles to form imidazolium salts.

Lv T, Wang Z, You J, Lan J, Gao G.

J Org Chem. 2013 Jun 7;78(11):5723-30. doi: 10.1021/jo400527r. Epub 2013 May 10.

PMID:
23641785
[PubMed - indexed for MEDLINE]
8.

Aryl triolborates: novel reagent for copper-catalyzed N arylation of amines, anilines, and imidazoles.

Yu XQ, Yamamoto Y, Miyaura N.

Chem Asian J. 2008 Sep 1;3(8-9):1517-22. doi: 10.1002/asia.200800135.

PMID:
18553321
[PubMed - indexed for MEDLINE]
9.

Synthesis of imidazo[4,5-c]pyrazoles via copper-catalyzed amidine cyclization.

Liubchak K, Tolmachev A, Nazarenko K.

J Org Chem. 2012 Apr 6;77(7):3365-72. doi: 10.1021/jo300176f. Epub 2012 Mar 12.

PMID:
22385015
[PubMed - indexed for MEDLINE]
10.

CuI-catalyzed oxidative [3 + 2] reaction of fullerene with amidines or amides using air as the oxidant: preparation of fulleroimidazole or fullerooxazole derivatives.

Yang HT, Liang XC, Wang YH, Yang Y, Sun XQ, Miao CB.

Org Lett. 2013 Sep 20;15(18):4650-3. doi: 10.1021/ol401909z. Epub 2013 Sep 4.

PMID:
24004436
[PubMed - indexed for MEDLINE]
11.

An efficient one-pot synthesis of benzo[4,5]imidazo[1,2-a]quinoxalines via copper-catalyzed process.

Huang A, Chen Y, Zhou Y, Guo W, Wu X, Ma C.

Org Lett. 2013 Nov 1;15(21):5480-3. doi: 10.1021/ol4026292. Epub 2013 Oct 22.

PMID:
24147823
[PubMed - indexed for MEDLINE]
12.

Copper-catalyzed one-pot synthesis of imidazo/benzoimidazoquinazolinones by sequential Ullmann-type coupling and intramolecular C-H amidation.

Xu H, Fu H.

Chemistry. 2012 Jan 23;18(4):1180-6. doi: 10.1002/chem.201102794. Epub 2011 Dec 21.

PMID:
22190047
[PubMed - indexed for MEDLINE]
13.

Non-precious metals catalyze formal [4 + 2] cycloaddition reactions of 1,2-diazines and siloxyalkynes under ambient conditions.

Sumaria CS, Türkmen YE, Rawal VH.

Org Lett. 2014 Jun 20;16(12):3236-9. doi: 10.1021/ol501254h. Epub 2014 Jun 9.

PMID:
24911346
[PubMed - indexed for MEDLINE]
14.

Synthesis of isocoumarin derivatives by copper-catalyzed addition of o-halobenzoic acids to active internal alkynes.

Guo XX.

J Org Chem. 2013 Feb 15;78(4):1660-4. doi: 10.1021/jo302499k. Epub 2013 Jan 31.

PMID:
23311857
[PubMed - indexed for MEDLINE]
15.

4,7-Dimethoxy-1,10-phenanthroline: an excellent ligand for the Cu-catalyzed N-arylation of imidazoles.

Altman RA, Buchwald SL.

Org Lett. 2006 Jun 22;8(13):2779-82.

PMID:
16774255
[PubMed - indexed for MEDLINE]
16.

Copper-diamine-catalyzed N-arylation of pyrroles, pyrazoles, indazoles, imidazoles, and triazoles.

Antilla JC, Baskin JM, Barder TE, Buchwald SL.

J Org Chem. 2004 Aug 20;69(17):5578-87. Erratum in: J Org Chem. 2004 Sep 17;69(19):6514.

PMID:
15307726
[PubMed - indexed for MEDLINE]
17.

N-hydroxyimides as efficient ligands for the copper-catalyzed N-arylation of pyrrole, imidazole, and indole.

Ma HC, Jiang XZ.

J Org Chem. 2007 Nov 9;72(23):8943-6. Epub 2007 Oct 13.

PMID:
17935350
[PubMed - indexed for MEDLINE]
18.

Direct, catalytic synthesis of carbapenams via cycloaddition/rearrangement cascade reaction: unexpected acetylenes' structure effect.

Mames A, Stecko S, Mikołajczyk P, Soluch M, Furman B, Chmielewski M.

J Org Chem. 2010 Nov 19;75(22):7580-7. doi: 10.1021/jo101355h. Epub 2010 Oct 20.

PMID:
20961063
[PubMed - indexed for MEDLINE]
19.

Continuous synthesis and use of N-heterocyclic carbene copper(I) complexes from insoluble Cu2O.

Opalka SM, Park JK, Longstreet AR, McQuade DT.

Org Lett. 2013 Mar 1;15(5):996-9. doi: 10.1021/ol303442m. Epub 2013 Feb 13.

PMID:
23406503
[PubMed - indexed for MEDLINE]
20.

Phosphabarrelene-modified Rh-catalysts: a new and selective route towards hydroxy-functionalized bicyclic imidazoles via tandem reactions.

Bäuerlein PS, Gonzalez IA, Weemers JJ, Lutz M, Spek AL, Vogt D, Müller C.

Chem Commun (Camb). 2009 Sep 7;(33):4944-6. doi: 10.1039/b911612e. Epub 2009 Jul 23.

PMID:
19668810
[PubMed - indexed for MEDLINE]

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