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Items: 1 to 20 of 106

1.

Asymmetric Michael reaction catalyzed by proline lithium salt: efficient synthesis of L-proline and isoindoloisoquinolinone derivatives.

Xu K, Zhang S, Hu Y, Zha Z, Wang Z.

Chemistry. 2013 Mar 11;19(11):3573-8. doi: 10.1002/chem.201202409. Epub 2013 Feb 10. No abstract available.

PMID:
23401374
2.

Asymmetric Michael addition of malonates to enones catalyzed by a primary β-amino acid and its lithium salt.

Yoshida M, Narita M, Hara S.

J Org Chem. 2011 Oct 21;76(20):8513-7. doi: 10.1021/jo201429w. Epub 2011 Sep 16.

PMID:
21894973
3.

Multicomponent asymmetric reactions mediated by proline lithium salt.

Renzi P, Overgaard J, Bella M.

Org Biomol Chem. 2010 Mar 7;8(5):980-3. doi: 10.1039/b924158b. Epub 2010 Jan 13.

PMID:
20165783
4.

Primary amino acid lithium salt as a catalyst for asymmetric Michael addition of isobutyraldehyde with beta-nitroalkenes.

Sato A, Yoshida M, Hara S.

Chem Commun (Camb). 2008 Dec 14;(46):6242-4. doi: 10.1039/b814804j. Epub 2008 Oct 16.

PMID:
19082133
5.

Asymmetric Lewis acid mediated [1,2]-rearrangement of proline-derived ammonium ylides.

Tuzina P, Somfai P.

Org Lett. 2009 Feb 19;11(4):919-21. doi: 10.1021/ol8028803.

PMID:
19146452
6.

Novel approach to 5-substituted proline derivatives using a silver-catalyzed cyclization as the key step.

van Esseveldt BC, Vervoort PW, van Delft FL, Rutjes FP.

J Org Chem. 2005 Mar 4;70(5):1791-5.

PMID:
15730303
7.
8.

Asymmetric Michael addition of aldehydes to nitroalkenes using a primary amino acid lithium salt.

Yoshida M, Sato A, Hara S.

Org Biomol Chem. 2010 Jun 28;8(13):3031-6. doi: 10.1039/c003940c. Epub 2010 May 12.

PMID:
20461274
9.

One-pot asymmetric synthesis of γ-nitroaldehydes from aldehydes and nitroalkanes through a catalytic tandem reaction using an amino acid lithium salt.

Yoshida M, Kitamikado N, Ikehara H, Hara S.

J Org Chem. 2011 Apr 1;76(7):2305-9. doi: 10.1021/jo102570p. Epub 2011 Mar 9.

PMID:
21388203
10.

Asymmetric synthesis and catalytic activity of 3-methyl-β-proline in enantioselective anti-Mannich-type reactions.

Nagata K, Kuga Y, Higashi A, Kinoshita A, Kanemitsu T, Miyazaki M, Itoh T.

J Org Chem. 2013 Jul 19;78(14):7131-6. doi: 10.1021/jo4010316. Epub 2013 Jul 10.

PMID:
23808600
11.

Asymmetric epoxidation of unsaturated ketones catalyzed by heterobimetallic rare earth-lithium complexes bearing phenoxy-functionalized chiral diphenylprolinolate ligand.

Qian Q, Tan Y, Zhao B, Feng T, Shen Q, Yao Y.

Org Lett. 2014 Sep 5;16(17):4516-9. doi: 10.1021/ol5020398. Epub 2014 Aug 22.

PMID:
25148072
12.

Organocatalysis with proline derivatives: improved catalysts for the asymmetric Mannich, nitro-Michael and aldol reactions.

Cobb AJ, Shaw DM, Longbottom DA, Gold JB, Ley SV.

Org Biomol Chem. 2005 Jan 7;3(1):84-96. Epub 2004 Nov 29.

PMID:
15602602
13.

Asymmetric Michael reaction of acetaldehyde catalyzed by diphenylprolinol silyl ether.

Hayashi Y, Itoh T, Ohkubo M, Ishikawa H.

Angew Chem Int Ed Engl. 2008;47(25):4722-4. doi: 10.1002/anie.200801130. No abstract available.

PMID:
18435523
15.

A practical synthesis of trans-3-substituted proline derivatives through 1,4-addition.

Huy P, Neudörfl JM, Schmalz HG.

Org Lett. 2011 Jan 21;13(2):216-9. doi: 10.1021/ol102613z. Epub 2010 Dec 15.

PMID:
21158419
16.

A facile and efficient synthesis of 3,3-dimethyl isopropylidene proline from (+)-3-carene.

Nair LG, Saksena A, Lovey R, Sannigrahi M, Wong J, Kong J, Fu X, Girijavallabhan V.

J Org Chem. 2010 Feb 19;75(4):1285-8. doi: 10.1021/jo9022759.

PMID:
20108962
17.

A general catalytic route to isoindolinones and tetrahydroisoquinolines: application in the synthesis of (±)-crispine A.

Dhanasekaran S, Bisai V, Unhale RA, Suneja A, Singh VK.

Org Lett. 2014 Dec 5;16(23):6068-71. doi: 10.1021/ol502842f. Epub 2014 Nov 13.

PMID:
25393501
18.

Asymmetric synthesis of 2,3-dihydroquinolin-4-one derivatives catalyzed by a chiral bisguanidium salt.

Xiao X, Liu X, Dong S, Cai Y, Lin L, Feng X.

Chemistry. 2012 Dec 7;18(50):15922-6. doi: 10.1002/chem.201203216. Epub 2012 Nov 14.

PMID:
23154811
19.

Gold-catalyzed intramolecular hydroamination of o-alkynylbenzyl carbamates: a route to chiral fluorinated isoindoline and isoquinoline derivatives.

Fustero S, Ibáñez I, Barrio P, Maestro MA, Catalán S.

Org Lett. 2013 Feb 15;15(4):832-5. doi: 10.1021/ol3035142. Epub 2013 Jan 29.

PMID:
23360473
20.

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