Czekelius C - Search Results

1

Conjugate hydrotrifluoromethylation of α,β-unsaturated acyl-oxazolidinones: synthesis of chiral fluorinated amino acids.

Erdbrink H, Peuser I, Gerling UI, Lentz D, Koksch B, Czekelius C. Erdbrink H, et al. Among authors: czekelius c. Org Biomol Chem. 2012 Nov 21;10(43):8583-6. doi: 10.1039/c2ob26810h. Org Biomol Chem. 2012. PMID: 23042408

2

Diastereoselective bromocyclization of O-allyl-N-tosyl-hydroxylamines.

Egart B, Lentz D, Czekelius C. Egart B, et al. Among authors: czekelius c. J Org Chem. 2013 Mar 15;78(6):2490-9. doi: 10.1021/jo3026725. Epub 2013 Feb 21. J Org Chem. 2013. PMID: 23351033

3

Synthesis of enantiomerically pure (2S,3S)-5,5,5-trifluoroisoleucine and (2R,3S)-5,5,5-trifluoro-allo-isoleucine.

Erdbrink H, Nyakatura EK, Huhmann S, Gerling UIM, Lentz D, Koksch B, Czekelius C. Erdbrink H, et al. Among authors: czekelius c. Beilstein J Org Chem. 2013 Oct 2;9:2009-2014. doi: 10.3762/bjoc.9.236. eCollection 2013. Beilstein J Org Chem. 2013. PMID: 24204411 Free PMC article.

4

Synthesis of B-ring-fluorinated (-)-epicatechin gallate derivatives.

Thieltges DDS, Baumgarten KD, Michaelis CS, Czekelius C. Thieltges DDS, et al. Among authors: czekelius c. Org Biomol Chem. 2020 Jun 7;18(21):4024-4028. doi: 10.1039/d0ob00686f. Epub 2020 May 19. Org Biomol Chem. 2020. PMID: 32427254

5

Straightforward Synthesis of Fluorinated Enals via Photocatalytic α-Perfluoroalkenylation of Aldehydes.

Wulkesch C, Czekelius C. Wulkesch C, et al. Among authors: czekelius c. J Org Chem. 2021 Jun 4;86(11):7425-7438. doi: 10.1021/acs.joc.1c00383. Epub 2021 May 19. J Org Chem. 2021. PMID: 34008975

6

Anion-induced enantioselective cyclization of diynamides to pyrrolidines catalyzed by cationic gold complexes.

Mourad AK, Leutzow J, Czekelius C. Mourad AK, et al. Among authors: czekelius c. Angew Chem Int Ed Engl. 2012 Oct 29;51(44):11149-52. doi: 10.1002/anie.201205416. Epub 2012 Sep 28. Angew Chem Int Ed Engl. 2012. PMID: 23024009

7

Total Synthesis of (+)-Mesembrine Applying Asymmetric Gold Catalysis.

Spittler M, Lutsenko K, Czekelius C. Spittler M, et al. Among authors: czekelius c. J Org Chem. 2016 Jul 15;81(14):6100-5. doi: 10.1021/acs.joc.6b00985. Epub 2016 Jun 30. J Org Chem. 2016. PMID: 27304115

8

Reversal of selectivity in gold-catalyzed cyclizations of 3,3-disubstituted 1,4-diynes.

Rüttinger R, Leutzow J, Wilsdorf M, Wilckens K, Czekelius C. Rüttinger R, et al. Among authors: czekelius c. Org Lett. 2011 Jan 21;13(2):224-7. doi: 10.1021/ol102628x. Epub 2010 Dec 17. Org Lett. 2011. PMID: 21162594

9

Stereoselective bromocyclization of allylated aldoxime ethers.

Egart B, Czekelius C. Egart B, et al. Among authors: czekelius c. Chem Asian J. 2014 Aug;9(8):2088-91. doi: 10.1002/asia.201402234. Epub 2014 Jun 24. Chem Asian J. 2014. PMID: 24956967

10

Gold-catalyzed endo-cyclizations of 1,4-diynes to seven-membered ring heterocycles.

Wilckens K, Uhlemann M, Czekelius C. Wilckens K, et al. Among authors: czekelius c. Chemistry. 2009 Dec 14;15(48):13323-6. doi: 10.1002/chem.200901702. Chemistry. 2009. PMID: 19899093 No abstract available.

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