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Items: 1 to 20 of 109

1.

Ruthenium-triggered ring opening of ethynylcyclopropanes: [3+2] cycloaddition with aldehydes and aldimines involving metal allenylidene intermediates.

Miyake Y, Endo S, Moriyama T, Sakata K, Nishibayashi Y.

Angew Chem Int Ed Engl. 2013 Feb 4;52(6):1758-62. doi: 10.1002/anie.201207801. Epub 2013 Jan 3. No abstract available.

PMID:
23288721
2.

Nickel-catalyzed cycloaddition of vinylcyclopropanes to imines.

Tombe R, Kurahashi T, Matsubara S.

Org Lett. 2013 Apr 19;15(8):1791-3. doi: 10.1021/ol4005068. Epub 2013 Apr 8.

PMID:
23565672
3.

Ruthenium-Porphyrin-Catalyzed [4 + 2] Cycloaddition of α,β-Unsaturated Imines and Aldehydes.

Maeda K, Terada T, Iwamoto T, Kurahashi T, Matsubara S.

Org Lett. 2015 Nov 6;17(21):5284-7. doi: 10.1021/acs.orglett.5b02654. Epub 2015 Oct 22.

PMID:
26492441
4.

Tetrahydroquinolines and benzazepines through catalytic diastereoselective formal [4 + 2]-cycloaddition reactions between donor-acceptor cyclopropenes and imines.

Truong PM, Mandler MD, Zavalij PY, Doyle MP.

Org Lett. 2013 Jul 5;15(13):3278-81. doi: 10.1021/ol401308d. Epub 2013 Jun 18.

PMID:
23777207
5.
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7.

An organocatalytic direct Mannich-cyclization cascade as [3+2] annulation: asymmetric synthesis of 2,3-substituted pyrrolidines.

Kumar I, Mir NA, Gupta VK, Rajnikant.

Chem Commun (Camb). 2012 Jul 14;48(55):6975-7. doi: 10.1039/c2cc33103a. Epub 2012 Jun 7.

PMID:
22673871
9.

Ruthenium(0)-Catalyzed [4+2] Cycloaddition of Acetylenic Aldehydes with α-Ketols: Convergent Construction of Angucycline Ring Systems.

Saxena A, Perez F, Krische MJ.

Angew Chem Int Ed Engl. 2016 Jan 22;55(4):1493-7. doi: 10.1002/anie.201509646. Epub 2015 Dec 9.

10.
11.

Efficient construction of oxa- and aza-[n.2.1] skeletons: Lewis acid catalyzed intramolecular [3+2] cycloaddition of cyclopropane 1,1-diesters with carbonyls and imines.

Xing S, Pan W, Liu C, Ren J, Wang Z.

Angew Chem Int Ed Engl. 2010 Apr 19;49(18):3215-8. doi: 10.1002/anie.201000563. No abstract available.

PMID:
20340151
12.
13.

Semi-catalytic reduction of secondary amides to imines and aldehydes.

Lee SH, Nikonov GI.

Dalton Trans. 2014 Jun 21;43(23):8888-93. doi: 10.1039/c4dt00372a.

PMID:
24798570
14.

Highly active organocatalysts for asymmetric anti-Mannich reactions.

Martín-Rapún R, Fan X, Sayalero S, Bahramnejad M, Cuevas F, Pericàs MA.

Chemistry. 2011 Aug 1;17(32):8780-3. doi: 10.1002/chem.201101513. Epub 2011 Jul 6.

PMID:
21735502
15.

Cyclopropyl iminium activation: reactivity umpolung in enantioselective organocatalytic reaction design.

Sparr C, Gilmour R.

Angew Chem Int Ed Engl. 2011 Aug 29;50(36):8391-5. doi: 10.1002/anie.201103360. Epub 2011 Jul 22. No abstract available.

PMID:
21786377
17.

Ruthenium(IV) porphyrin catalyzed phosphoramidation of aldehydes with phosphoryl azides as a nitrene source.

Xiao W, Zhou CY, Che CM.

Chem Commun (Camb). 2012 Jun 14;48(47):5871-3. doi: 10.1039/c2cc31686b. Epub 2012 May 9.

PMID:
22573110
18.

Cyclopropane-aldehyde annulations at quaternary donor sites: stereoselective access to highly substituted tetrahydrofurans.

Smith AG, Slade MC, Johnson JS.

Org Lett. 2011 Apr 15;13(8):1996-9. doi: 10.1021/ol200395e. Epub 2011 Mar 11.

PMID:
21395241
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