Wojtas L - Search Results

1

Cobalt(II)-catalyzed intramolecular C-H amination with phosphoryl azides: formation of 6- and 7-membered cyclophosphoramidates.

Lu H, Tao J, Jones JE, Wojtas L, Zhang XP. Lu H, et al. Among authors: wojtas l. Org Lett. 2010 Mar 19;12(6):1248-51. doi: 10.1021/ol100110z. Org Lett. 2010. PMID: 20184343

2

Cobalt-catalyzed asymmetric cyclopropanation with diazosulfones: rigidification and polarization of ligand chiral environment via hydrogen bonding and cyclization.

Zhu S, Ruppel JV, Lu H, Wojtas L, Zhang XP. Zhu S, et al. Among authors: wojtas l. J Am Chem Soc. 2008 Apr 16;130(15):5042-3. doi: 10.1021/ja7106838. Epub 2008 Mar 22. J Am Chem Soc. 2008. PMID: 18357991

3

Chiral phosphoric acid catalyzed addition of dihydropyrans to N-acyl imines: stereocontrolled access to enantioenriched spirocyclic oxazoletetrahydropyrans with three contiguous stereocenters.

Li G, Kaplan MJ, Wojtas L, Antilla JC. Li G, et al. Among authors: wojtas l. Org Lett. 2010 May 7;12(9):1960-3. doi: 10.1021/ol100378t. Org Lett. 2010. PMID: 20361794 Free PMC article.

4

Selective intramolecular C-H amination through the metalloradical activation of azides: synthesis of 1,3-diamines under neutral and nonoxidative conditions.

Lu H, Jiang H, Wojtas L, Zhang XP. Lu H, et al. Among authors: wojtas l. Angew Chem Int Ed Engl. 2010 Dec 27;49(52):10192-6. doi: 10.1002/anie.201005552. Angew Chem Int Ed Engl. 2010. PMID: 21110369 No abstract available.

5

Enantioselective cyclopropenation of alkynes with acceptor/acceptor-substituted diazo reagents via Co(II)-based metalloradical catalysis.

Cui X, Xu X, Lu H, Zhu S, Wojtas L, Zhang XP. Cui X, et al. Among authors: wojtas l. J Am Chem Soc. 2011 Mar 16;133(10):3304-7. doi: 10.1021/ja111334j. Epub 2011 Feb 18. J Am Chem Soc. 2011. PMID: 21332140

6

Experimental evidence for cobalt(III)-carbene radicals: key intermediates in cobalt(II)-based metalloradical cyclopropanation.

Lu H, Dzik WI, Xu X, Wojtas L, de Bruin B, Zhang XP. Lu H, et al. Among authors: wojtas l. J Am Chem Soc. 2011 Jun 8;133(22):8518-21. doi: 10.1021/ja203434c. Epub 2011 May 17. J Am Chem Soc. 2011. PMID: 21563829

7

Chiral phosphoric acid-catalyzed addition of thiols to N-acyl imines: access to chiral N,S-acetals.

Ingle GK, Mormino MG, Wojtas L, Antilla JC. Ingle GK, et al. Among authors: wojtas l. Org Lett. 2011 Sep 16;13(18):4822-5. doi: 10.1021/ol201899c. Epub 2011 Aug 15. Org Lett. 2011. PMID: 21842841

8

Pd-catalyzed C4-olefination of oxazoles via C-H bond activation: divergent synthesis of functionalized amino alcohol and amino acid derivatives.

Cui S, Wojtas L, Antilla JC. Cui S, et al. Among authors: wojtas l. Org Lett. 2011 Oct 7;13(19):5040-3. doi: 10.1021/ol201865h. Epub 2011 Aug 23. Org Lett. 2011. PMID: 21861479

9

Highly asymmetric intramolecular cyclopropanation of acceptor-substituted diazoacetates by Co(II)-based metalloradical catalysis: iterative approach for development of new-generation catalysts.

Xu X, Lu H, Ruppel JV, Cui X, Lopez de Mesa S, Wojtas L, Zhang XP. Xu X, et al. Among authors: wojtas l. J Am Chem Soc. 2011 Oct 5;133(39):15292-5. doi: 10.1021/ja2062506. Epub 2011 Sep 8. J Am Chem Soc. 2011. PMID: 21870825

10

Three-dimensional porous metal-metalloporphyrin framework consisting of nanoscopic polyhedral cages.

Wang XS, Meng L, Cheng Q, Kim C, Wojtas L, Chrzanowski M, Chen YS, Zhang XP, Ma S. Wang XS, et al. Among authors: wojtas l. J Am Chem Soc. 2011 Oct 19;133(41):16322-5. doi: 10.1021/ja204339e. Epub 2011 Sep 28. J Am Chem Soc. 2011. PMID: 21954963

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