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Items: 1 to 20 of 102

1.

Visible-light-induced C-S bond activation: facile access to 1,4-diketones from β-ketosulfones.

Xuan J, Feng ZJ, Chen JR, Lu LQ, Xiao WJ.

Chemistry. 2014 Mar 10;20(11):3045-9.

PMID:
24677634
2.

Copper-catalyzed direct oxysulfonylation of alkenes with dioxygen and sulfonylhydrazides leading to β-ketosulfones.

Wei W, Liu C, Yang D, Wen J, You J, Suo Y, Wang H.

Chem Commun (Camb). 2013 Nov 11;49(87):10239-41. doi: 10.1039/c3cc45803b.

PMID:
24064594
3.

Convenient synthesis of benzothiazoles and benzimidazoles through Brønsted acid catalyzed cyclization of 2-amino thiophenols/anilines with β-diketones.

Mayo MS, Yu X, Zhou X, Feng X, Yamamoto Y, Bao M.

Org Lett. 2014 Feb 7;16(3):764-7. doi: 10.1021/ol403475v. Epub 2014 Jan 10.

PMID:
24410080
4.
5.

Sulfenylation of β-Diketones Using C-H Functionalization Strategy.

Varun BV, Gadde K, Prabhu KR.

Org Lett. 2015 Jun 19;17(12):2944-7. doi: 10.1021/acs.orglett.5b01221. Epub 2015 Jun 8.

PMID:
26053524
6.

Iron-promoted C-C bond cleavage of 1,3-diketones: a route to 1,2-diketones under mild reaction conditions.

Huang L, Cheng K, Yao B, Xie Y, Zhang Y.

J Org Chem. 2011 Jul 15;76(14):5732-7. doi: 10.1021/jo200840y. Epub 2011 Jun 16.

PMID:
21627329
7.

Enantioselective synthesis of α-nitro-δ-ketosulfones via a quinine-squaramide catalyzed conjugate addition of α-nitrosulfones to enones.

Bera K, Namboothiri IN.

Chem Commun (Camb). 2013 Nov 21;49(90):10632-4. doi: 10.1039/c3cc45985c.

PMID:
24098891
8.

Regio- and stereoselective synthesis of 2-cyclopentenones via a hydrogenolysis-terminated Heck cyclization of β-alkylthio dienones.

Liu B, Zheng G, Liu X, Xu C, Liu J, Wang M.

Chem Commun (Camb). 2013 Mar 18;49(22):2201-3. doi: 10.1039/c3cc37571d.

PMID:
23396498
9.

Unexpected formation of (E)-4-alkene 1,3-diketones from the three-component reaction of lithium selenolates with 1-(1-alkynyl)cyclopropyl ketones and aldehydes.

Xu J, Wu L, Huang X.

J Org Chem. 2011 Jul 15;76(14):5598-605. doi: 10.1021/jo2005439. Epub 2011 Jun 14.

PMID:
21615137
10.

Facile and selective procedure for the synthesis of bridged 1,2,4,5-tetraoxanes; strong acids as cosolvents and catalysts for addition of hydrogen peroxide to beta-diketones.

Terent'ev AO, Borisov DA, Chernyshev VV, Nikishin GI.

J Org Chem. 2009 May 1;74(9):3335-40. doi: 10.1021/jo900226b.

PMID:
19298073
11.

Desulfonylative Methenylation of β-Keto Sulfones.

Pandey G, Vaitla J.

Org Lett. 2015 Oct 2;17(19):4890-3. doi: 10.1021/acs.orglett.5b02455.

PMID:
26378469
12.

Catalytic enantioselective Michael addition of 1-fluorobis(phenylsulfonyl)methane to alpha,beta-unsaturated ketones catalyzed by cinchona alkaloids.

Furukawa T, Shibata N, Mizuta S, Nakamura S, Toru T, Shiro M.

Angew Chem Int Ed Engl. 2008;47(42):8051-4. doi: 10.1002/anie.200802904. No abstract available.

PMID:
18814165
13.

Enantioselective organocatalytic approach to the synthesis of alpha,alpha-disubstituted cyanosulfones.

Belén Cid M, López-Cantarero J, Duce S, García Ruano JL.

J Org Chem. 2009 Jan 2;74(1):431-4. doi: 10.1021/jo801968p.

PMID:
19053610
14.

Integration of electrooxidative cyclization and chemical oxidation via alkoxysulfonium ions. Synthesis of exocyclic ketones from alkenes with cyclization.

Ashikari Y, Nokami T, Yoshida J.

Org Biomol Chem. 2013 May 28;11(20):3322-31. doi: 10.1039/c3ob40315g.

PMID:
23552389
15.

A highly efficient preparative method of alpha-ylidene-beta-diketones via Au(III)-catalyzed acyl migration of propargylic esters.

Wang S, Zhang L.

J Am Chem Soc. 2006 Jul 5;128(26):8414-5. Erratum in: J Am Chem Soc. 2006 Aug 2;128(30):9979.

PMID:
16802803
16.
17.

Ionic liquid catalysed reaction of thiols with α,β-unsaturated carbonyl compounds--remarkable influence of the C-2 hydrogen and the anion.

Sarkar A, Roy SR, Chakraborti AK.

Chem Commun (Camb). 2011 Apr 21;47(15):4538-40. doi: 10.1039/c1cc10151j. Epub 2011 Mar 9.

PMID:
21387055
18.

Asymmetric organocatalytic Michael addition of ketones to vinyl sulfone.

Zhu Q, Cheng L, Lu Y.

Chem Commun (Camb). 2008 Dec 21;(47):6315-7. doi: 10.1039/b816307c. Epub 2008 Nov 5.

PMID:
19048140
19.

Enantioselective sulfonation of enones with sulfonyl imines by cooperative N-heterocyclic-carbene/thiourea/tertiary-amine multicatalysis.

Jin Z, Xu J, Yang S, Song BA, Chi YR.

Angew Chem Int Ed Engl. 2013 Nov 18;52(47):12354-8. doi: 10.1002/anie.201305023. Epub 2013 Oct 2.

PMID:
24115649
20.

Highly enantioselective sulfenylation of beta-ketoesters: H-bond acceptor catalysis.

Fang L, Lin A, Hu H, Zhu C.

Chemistry. 2009 Jul 20;15(29):7039-43. doi: 10.1002/chem.200901099. No abstract available.

PMID:
19533696

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