Howard JA - Search Results

1

Requirement for an oxidant in Pd/Cu co-catalyzed terminal alkyne homocoupling to give symmetrical 1,4-disubstituted 1,3-diynes.

Batsanov AS, Collings JC, Fairlamb IJ, Holland JP, Howard JA, Lin Z, Marder TB, Parsons AC, Ward RM, Zhu J. Batsanov AS, et al. Among authors: howard ja. J Org Chem. 2005 Jan 21;70(2):703-6. doi: 10.1021/jo048428u. J Org Chem. 2005. PMID: 15651824

2

The synthesis and crystal structures of halogenated tolans p-X-C6H4-C[triple bond]C-C6F5 and p-X-C6F4-C[triple bond]C-C6H5(X=F, Cl, Br, I).

Collings JC, Burke JM, Smith PS, Batsanov AS, Howard JA, Marder TB. Collings JC, et al. Among authors: howard ja. Org Biomol Chem. 2004 Nov 7;2(21):3172-8. doi: 10.1039/B411191E. Epub 2004 Oct 8. Org Biomol Chem. 2004. PMID: 15505725

3

Optical properties of donor-acceptor phenylene-ethynylene systems containing the 6-methylpyran-2-one group as an acceptor.

Collings JC, Parsons AC, Porrès L, Beeby A, Batsanov AS, Howard JA, Lydon DP, Low PJ, Fairlamb IJ, Marder TB. Collings JC, et al. Among authors: howard ja. Chem Commun (Camb). 2005 Jun 7;(21):2666-8. doi: 10.1039/b502781k. Epub 2005 Apr 14. Chem Commun (Camb). 2005. PMID: 15917913

4

The oxanorbornene approach to 3-hydroxy, 3,4-dihydroxy and 3,4,5-trihydroxy derivatives of 2-aminocyclohexanecarboxylic acid.

Masesane IB, Batsanov AS, Howard JA, Mondal R, Steel PG. Masesane IB, et al. Among authors: howard ja. Beilstein J Org Chem. 2006 May 4;2:9. doi: 10.1186/1860-5397-2-9. Beilstein J Org Chem. 2006. PMID: 16674802 Free PMC article.

5

Formation of Aryl- and Benzylboronate Esters by Rhodium-Catalyzed C-H Bond Functionalization with Pinacolborane.

Shimada S, Batsanov AS, Howard JAK, Marder TB. Shimada S, et al. Angew Chem Int Ed Engl. 2001 Jun 1;40(11):2168-2171. doi: 10.1002/1521-3773(20010601)40:11<2168::AID-ANIE2168>3.0.CO;2-0. Angew Chem Int Ed Engl. 2001. PMID: 29712224

6

Molecular saddles. 7. New 9,10-bis(1,3-dithiol-2-ylidene)-9,10-dihydroanthracene cyclophanes: synthesis, redox properties, and x-ray crystal structures of neutral species and a dication salt.

Christensen CA, Batsanov AS, Bryce MR, Howard JA. Christensen CA, et al. Among authors: howard ja. J Org Chem. 2001 May 18;66(10):3313-20. doi: 10.1021/jo001524k. J Org Chem. 2001. PMID: 11348112

7

Trialkyltetrathiafulvalene-sigma-tetracyanoanthraquinodimethane [R(3)TTF-sigma-TCNAQ] diads: synthesis, intramolecular charge-transfer properties, and X-ray crystal structure.

Perepichka DF, Bryce MR, Batsanov AS, Howard JA, Cuello AO, Gray M, Rotello VM. Perepichka DF, et al. Among authors: howard ja. J Org Chem. 2001 Jun 29;66(13):4517-24. doi: 10.1021/jo001576+. J Org Chem. 2001. PMID: 11421770

8

Molecular saddles. 4. Redox-active cyclophanes by bridging the 9,10-bis(1,3-dithiol-2-ylidene)-9,10-dihydroanthracene system: synthesis, electrochemistry, and X-ray crystal structures of neutral species and a dication salt.

Godbert N, Batsanov AS, Bryce MR, Howard JA. Godbert N, et al. Among authors: howard ja. J Org Chem. 2001 Feb 9;66(3):713-9. doi: 10.1021/jo001014q. J Org Chem. 2001. PMID: 11430087

9

Formation of Aryl- and Benzylboronate Esters by Rhodium-Catalyzed C-H Bond Functionalization with Pinacolborane The EPSRC is gratefully acknowledged for financial support (T.B.M. and J.A.K.H.) and for a Senior Fellowship (J.A.K.H.). Dr. Shimada thanks the Science and Technology Agency of Japan for a fellowship, and Dr. M. Tanaka for granting sabbatical leave, making possible his stay in Durham. We thank Prof. M. Srebnik for advice on the purification of HBpin.

Shimada S, Batsanov AS, Howard JA, Marder TB. Shimada S, et al. Among authors: howard ja. Angew Chem Int Ed Engl. 2001 Jun 1;40(11):2168-2171. Angew Chem Int Ed Engl. 2001. PMID: 11433478 No abstract available.

10

Two contrasting ethynyl hydroboration pathways in the formation of a novel tris-hydroboration product from reaction of dimesitylborane with 2,5-diethynylpyridine.

Entwistle CD, Batsanov AS, Howard JA, Fox MA, Marder TB. Entwistle CD, et al. Among authors: howard ja. Chem Commun (Camb). 2004 Mar 21;(6):702-3. doi: 10.1039/b316250h. Epub 2004 Feb 13. Chem Commun (Camb). 2004. PMID: 15010789

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