Johnston JN - Search Results

1

On the nature of rate acceleration in the synthesis and fragmentation of triazolines by Brønsted acid: secondary catalysis by water (hydronium triflate).

Hong KB, Donahue MG, Johnston JN. Hong KB, et al. Among authors: johnston jn. J Am Chem Soc. 2008 Feb 20;130(7):2323-8. doi: 10.1021/ja0779452. Epub 2008 Jan 25. J Am Chem Soc. 2008. PMID: 18217758

2

Enantioselective and diastereoselective Mukaiyama-Michael reactions catalyzed by bis(oxazoline) copper(II) complexes.

Evans DA, Scheidt KA, Johnston JN, Willis MC. Evans DA, et al. Among authors: johnston jn. J Am Chem Soc. 2001 May 16;123(19):4480-91. doi: 10.1021/ja010302g. J Am Chem Soc. 2001. PMID: 11457234

3

Free radical-mediated aryl amination and its use in a convergent [3 + 2] strategy for enantioselective indoline alpha-amino acid synthesis.

Viswanathan R, Prabhakaran EN, Plotkin MA, Johnston JN. Viswanathan R, et al. Among authors: johnston jn. J Am Chem Soc. 2003 Jan 8;125(1):163-8. doi: 10.1021/ja0284308. J Am Chem Soc. 2003. PMID: 12515518

4

Preparation of a protected phosphoramidon precursor via an H-phosphonate coupling strategy.

Donahue MG, Johnston JN. Donahue MG, et al. Among authors: johnston jn. Bioorg Med Chem Lett. 2006 Nov 1;16(21):5602-4. doi: 10.1016/j.bmcl.2006.08.024. Epub 2006 Aug 28. Bioorg Med Chem Lett. 2006. PMID: 16935501

5

Chiral proton catalysis: enantioselective Brønsted acid catalyzed additions of nitroacetic acid derivatives as glycine equivalents.

Singh A, Yoder RA, Shen B, Johnston JN. Singh A, et al. Among authors: johnston jn. J Am Chem Soc. 2007 Mar 28;129(12):3466-7. doi: 10.1021/ja068073r. Epub 2007 Mar 7. J Am Chem Soc. 2007. PMID: 17341075 No abstract available.

6

A diastereo- and enantioselective synthesis of alpha-substituted syn-alpha,beta-diamino acids.

Singh A, Johnston JN. Singh A, et al. Among authors: johnston jn. J Am Chem Soc. 2008 May 7;130(18):5866-7. doi: 10.1021/ja8011808. Epub 2008 Apr 15. J Am Chem Soc. 2008. PMID: 18410096

7

Total synthesis of the lycopodium alkaloid (+)-serratezomine A.

Chandra A, Pigza JA, Han JS, Mutnick D, Johnston JN. Chandra A, et al. Among authors: johnston jn. J Am Chem Soc. 2009 Mar 18;131(10):3470-1. doi: 10.1021/ja900536d. J Am Chem Soc. 2009. PMID: 19236097 Free PMC article.

8

Use of comparative triazolinium triflate fragmentation rates as a tool to assay relative competency of Brønsted bases in N-->N proton transfer.

Donahue MG, Hong KB, Johnston JN. Donahue MG, et al. Among authors: johnston jn. Bioorg Med Chem Lett. 2009 Sep 1;19(17):4971-3. doi: 10.1016/j.bmcl.2009.07.067. Epub 2009 Jul 17. Bioorg Med Chem Lett. 2009. PMID: 19640710

9

Bifunctional asymmetric catalysis: amplification of Brønsted basicity can orthogonally increase the reactivity of a chiral Brønsted acid.

Davis TA, Wilt JC, Johnston JN. Davis TA, et al. Among authors: johnston jn. J Am Chem Soc. 2010 Mar 10;132(9):2880-2. doi: 10.1021/ja908814h. J Am Chem Soc. 2010. PMID: 20151644 Free PMC article.

10

Brønsted acid-promoted azide-olefin [3 + 2] cycloadditions for the preparation of contiguous aminopolyols: The importance of disiloxane ring size to a diastereoselective, bidirectional approach to zwittermicin A.

Muchalski H, Hong KB, Johnston JN. Muchalski H, et al. Among authors: johnston jn. Beilstein J Org Chem. 2010 Dec 20;6:1206-10. doi: 10.3762/bjoc.6.138. Beilstein J Org Chem. 2010. PMID: 21283562 Free PMC article.

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