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1

Nitrosation of dialkylhydroxylamines, and computational and NMR investigations of the interconversion of conformational isomers of N-nitroso-dimethylhydroxylamine

Juan Crugeiras, Howard Maskill, William MacFarlane, Iain D. Menneer, Ana Rios, Miguel A. Rios

Journal:

Journal of Physical Organic Chemistry

Année:

2011

Langue:

english

Fichier:

PDF, 435 KB

english, 2011

2

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Computational Chemistry and the Elucidation of Mechanism

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 417 KB

english, 2006

3

Kleine Ringe, 33: Versuche zur Darstellung von Diphenyltetrahedran

Emil H. White, Rudolph E. K. Winter, Rolf Graeve, Ulrich Zirngibl, Earl W. Friend, Howard Maskill, Ulrich Mende, Gerda Kreiling, Hans Peter Reisenauer, Günther Maier

Journal:

European Journal of Inorganic Chemistry

Année:

1981

Langue:

german

Fichier:

PDF, 580 KB

german, 1981

4

ChemInform Abstract: Rates and Mechanisms of the Thermal Solvolytic Decomposition of Arenediazonium Ions.

Peter S. J. Canning, Katharine McCrudden, Howard Maskill, Brian Sexton

Journal:

Année:

2000

Fichier:

PDF, 31 KB

2000

5

ChemInform Abstract: N-Nitroso-N,O-dialkylhydroxylamines: Preparation, Structure, and Mechanism of the Hydronium Ion Catalyzed Solvolytic Nitrous Oxide Extrusion Reaction.

J. Ishwara Bhat, William Clegg, Howard Maskill, Mark R. J. Elsegood, Iain D. Menneer, Peter C. Miatt

Journal:

Année:

2000

Fichier:

PDF, 29 KB

2000

6

Synthesis of Highly Hindered Oxepins and an Azepine from Bis-trityl Carbenium Ions: Structural Characterization by NMR and X-Ray Crystallography.

Kieran A. Carey, William Clegg, Mark R. J. Elsegood, Bernard T. Golding, M. N. Stuart Hill, Howard Maskill

Journal:

Année:

2003

Fichier:

PDF, 78 KB

2003

7

Base Strengths of Substituted Tritylamines, N-Alkylanilines, and Tribenzylamine in Aqueous Solution and the Gas Phase: Steric Effects Upon Solvation and Resonance Interactions

Moisés Canle L., Ibrahim Demirtas, Antonio Freire, Howard Maskill, Masaaki Mishima

Journal:

European Journal of Organic Chemistry

Année:

2004

Langue:

english

Fichier:

PDF, 164 KB

english, 2004

8

Dediazoniation of 4-Nitrobenzenediazonium Ions in Acidic MeOH/H2O Mixtures: Role of Acidity and MeOH Concentration on the Formation of Transient Diazo Ethers that Initiate Homolytic Dediazoniation

Roman Pazo-Llorente, Howard Maskill, Carlos Bravo-Diaz, Elisa Gonzalez-Romero

Journal:

European Journal of Organic Chemistry

Année:

2006

Langue:

english

Fichier:

PDF, 159 KB

english, 2006

9

Basicity of Amines in the Gas Phase – Analysis of the Base-Strengthening Effect of an N-Trityl Group by Use of a Triadic Formula

Robert Vianello, Howard Maskill, Zvonimir B. Maksić

Journal:

European Journal of Organic Chemistry

Année:

2006

Langue:

english

Fichier:

PDF, 303 KB

english, 2006

10

Acid-catalysed hydrolysis of methoxy-substituted trityl trifluoroethyl ethers: a kinetic and computational investigation of leaving group effects

Moisés Canle López, Ibrahim Demirtas, Howard Maskill, Masaaki Mishima

Journal:

Journal of Physical Organic Chemistry

Année:

2008

Langue:

english

Fichier:

PDF, 353 KB

english, 2008

11

Alkane- and areneoxodiazonium ions: experimental results leading to an ab initio theoretical investigation

Mirjana Eckert-Maksić, Zoran Glasovac, Howard Maskill, Irena Zrinski

Journal:

Journal of Physical Organic Chemistry

Année:

2003

Langue:

english

Fichier:

PDF, 209 KB

english, 2003

12

Hydrolysis of 2-(p-nitrophenoxy)tetrahydropyran: solvent and α-deuterium secondary kinetic isotope effects and relationships with the solvolysis of simple secondary alkyl arenesulfonates and the enzyme-catalyzed hydrolysis of glycosides

Imran A. Ahmad, Sara L. Birkby, Claire A. Bullen, Patrick D. Groves, Timm Lankau, Won Heui Lee, Howard Maskill, Peter C. Miatt, Iain D. Menneer, Katherine Shaw

Journal:

Journal of Physical Organic Chemistry

Année:

2004

Langue:

english

Fichier:

PDF, 108 KB

english, 2004

13

Oxide formation: reaction details studied, reported in brief

Maskill, Howard

Journal:

Année:

2001

Langue:

english

Fichier:

PDF, 86 KB

english, 2001

14

Solvolysis of substituted benzyl azoxyarenesulfonates:The IUPAC name for benzyl azoxyarenesulfonate is N-benzyl-Nâ€²-arylsulfonyloxydiazene N-oxide. characterisation of the transition state and the selectivity of benzylic intermediates in 50% aqueous 2,2,2-trifluoroethanolElectronic supplementary information (ESI) available: synthesis and analytical data of azoxyarenesulfonates. See http://www.rsc.org/suppdata/p2/b1/b106887n

Gordon, Isobel M., Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2001

Langue:

english

Fichier:

PDF, 98 KB

english, 2001

15

Rates and mechanisms of the thermal solvolytic decomposition of arenediazonium ions

Canning, Peter S. J., McCrudden, Katharine, Maskill, Howard, Sexton, Brian

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1999

Langue:

english

Fichier:

PDF, 131 KB

english, 1999

16

Mechanism of esterification of 1,3-dimethylamino alcohols by N-acetylimidazole in acetonitrile and the influence of alkyl and geminal dialkyl substitution upon the rate

Madder, Annemieke, Sebastian, Sonny, Van Haver, Dirk, J. De Clercq, Pierre, Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1997

Langue:

english

Fichier:

PDF, 133 KB

english, 1997

17

N-Nitroso-N,O-dialkylhydroxylamines: preparation, structure, and mechanism of the hydronium ion catalysed solvolytic nitrous oxide extrusion reaction

Bhat, J. Ishwara, Clegg, William, Maskill, Howard, Elsegood, Mark R. J., Menneer, Iain D., Miatt, Peter C.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2000

Langue:

english

Fichier:

PDF, 247 KB

english, 2000

18

Deamination of bicyclo[2.2.2]octan-2-yl- and bicyclo[3.2.1]octan-2-yl-amines. Evidence for classical precursors of non-classical carbonium ions

Maskill, Howard, Wilson, Alan A.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1984

Langue:

english

Fichier:

PDF, 1.36 MB

english, 1984

19

An evaluation of competitive and second generation ELISA screening tests for antibody to HIV

William J. Maskill, Nick Crofts, Edward Waldman, David S. Healey, Teresa S. Howard, Colin Silvester, Ian D. Gust

Journal:

Journal of Virological Methods

Année:

1988

Langue:

english

Fichier:

PDF, 930 KB

english, 1988

20

Acidic and basic properties of nitramide, and the catalysed decomposition of nitramide and related compounds: an ab initio theoretical investigationElectronic supplementary information (ESI) available: selected geometrical parameters, energies and zero point energies of nitramide 1, its aci-nitro isomers 4aâ€“d, anion 7, and molecular complexes MC1 and MC1â€² calculated at MP2/6-31G and MP2/6-311++G levels of theory. See http://www.rsc.org/suppdata/p2/b1/b105074p/

Eckert-MaksiÄ‡, Mirjana, Maskill, Howard, Zrinski, Irena

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2001

Langue:

english

Fichier:

PDF, 923 KB

english, 2001

21

Classical carbonium ions. Part VIII. Deamination of cis- and trans-4-t-butylcyclohexylamines

Maskill, Howard, Whiting, Mark C.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1976

Langue:

english

Fichier:

PDF, 1.16 MB

english, 1976

22

Synthesis of highly hindered oxepins and an azepine from bis-trityl carbenium ions: structural characterisation by NMR and X-ray crystallography

Carey, Kieran A., Clegg, William, Elsegood, Mark R. J., Golding, Bernard T., Stuart Hill, M. N., Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

2002

Langue:

english

Fichier:

PDF, 201 KB

english, 2002

23

Dediazoniation reactions of arenediazonium ions under solvolytic conditions: fluoride anion abstraction from trifluoroethanol and α-hydrogen atom abstraction from ethanol

Canning, Peter S. J., McCrudden, Katharine, Maskill, Howard, Sexton, Brian

Journal:

Chemical Communications

Année:

1998

Langue:

english

Fichier:

PDF, 36 KB

english, 1998

24

Designing aryl cations for direct observation in solution: ab initio MO calculations of UV spectra

Smith, David M., Maksic, Zvonimir B., Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2002

Langue:

english

Fichier:

PDF, 123 KB

english, 2002

25

Isotopic labelling studies of the deaminative fragmentation of N-nitrosohydroxylamines and related compounds by kinetics, millimetre-wave spectroscopy and 17O NMR spectroscopy

Haider, Johanna, Stuart Hill, M. N., Menneer, Iain D., Maskill, Howard, Smith, John G.

Journal:

Chemical Communications

Année:

1997

Langue:

english

Fichier:

PDF, 101 KB

english, 1997

26

DFT and AIM Study of the Protonation of Nitrous Acid and the p K a of Nitrous Acidium Ion

Crugeiras, Juan, Ríos, Ana, Maskill, Howard

Journal:

Journal of Physical Chemistry A

Année:

2011

Langue:

english

Fichier:

PDF, 1.26 MB

english, 2011

27

A photoisomer of 1,3,6,8-tetraphenylcyclooctatetraene as a 1:1 mixture of 1,2,4,7-tetraphenylcyclooctatetraene and 2,5,7,8-tetraphenylbicyclo[4.2.0]octatriene in dynamic equilibrium. A structural enigma

White, Emil H., Stern, Robert L., Lobl, Thomas J., Smallcombe, Stephen H., Maskill, Howard, Friend, Earl W.

Journal:

Journal of the American Chemical Society

Année:

1976

Langue:

english

Fichier:

PDF, 1.08 MB

english, 1976

28

The 4,4′-dimethoxytrityl carbenium ion by deamination of 4,4′-dimethoxytritylamine in acetonitrile–aqueous perchloric acid: kinetics, equilibria, deuterium isotope effects, and possible ion-pair formation

Crugeiras, Juan, Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1998

Langue:

english

Fichier:

PDF, 134 KB

english, 1998

29

Kinetics and thermodynamics of ionization of 4,4′-dimethoxytrityl alcohol in acetonitrile–aqueous acids: determination of enthalpies and entropies of activation and of reaction

Crugeiras, Juan, Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2000

Langue:

english

Fichier:

PDF, 128 KB

english, 2000

30

The influence of anchoring substitution in 1,3-amino alcohols on the rate and mechanism of esterification by acetylimidazole and by p-nitrophenyl acetate

Steels, Ivan, De Clercq, Pierre J., Maskill, Howard

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1993

Langue:

english

Fichier:

PDF, 244 KB

english, 1993

31

Synchronous concerted bond heterolyses in the solvolysis of substituted benzyl azoxyarenesulphonates and characterization of the transition state

Gordon, Isobel M., Maskill, Howard

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1989

Langue:

english

Fichier:

PDF, 252 KB

english, 1989

32

Substituent effects upon rates of deamination and base strengths of substituted N-tritylamines

Canle L., Moisés, Demirtas, Ibrahim, Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2001

Langue:

english

Fichier:

PDF, 110 KB

english, 2001

33

Structure–reactivity relationships in the rate of esterification by acetylimidazole: the influence of the second hydroxy group and of the length of the N-ω-hydroxy-n-alkyl chain in 3-(N-methyl, N-ω-hydroxy-n-alkyl)amino-2- tert-butylpropan-1-ols

Madder, Annemieke, De Clercq, Pierre J., Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1997

Langue:

english

Fichier:

PDF, 274 KB

english, 1997

34

Preparations, X-ray crystal structure determinations, and base strength measurements of substituted tritylamines

Canle L., Moisés, Clegg, William, Demirtas, Ibrahim, Elsegood, Mark R. J., Maskill, Howard

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2000

Langue:

english

Fichier:

PDF, 201 KB

english, 2000

35

N-Tritylhydroxylamines: preparations, structures, base strengths, and reactions with nitrous acid and perchloric acid

Canle L., Moisés, Clegg, William, Demirtas, Ibrahim, Elsegood, Mark R. J., Haider, Johanna, Maskill, Howard, Miatt, Peter C.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2001

Langue:

english

Fichier:

PDF, 136 KB

english, 2001

36

The 4,4'-dimethoxytrityl carbenium ion by ionization of 4,4'-dimethoxytrityl alcohol in acetonitrile - aqueous perchloric and nitric acids containing electrolytes: kinetics, equilibria, and ion-pair formation

Crugeiras, Juan, Maskill, Howard

Journal:

Canadian Journal of Chemistry

Année:

1999

Fichier:

PDF, 124 KB

1999

37

The mechanism of solvolysis of 2-adamantyl azoxytosylate: isotopic labelling, medium effect, and attempted deoxygenation studies

Conner, John K, Haider, Johanna, Hill, MN Stuart, Maskill, Howard, Pestman, Monique

Journal:

Canadian Journal of Chemistry

Année:

1998

Fichier:

PDF, 127 KB

1998

38

Acid-catalysed hydrolysis of trityl derivatives in strongly acidic aqueous media

Canle L., Moisés, Maskill, Howard

Journal:

Journal of Physical Organic Chemistry

Année:

2013

Langue:

english

Fichier:

PDF, 923 KB

english, 2013

39

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Calorimetric Methods of Investigating Organic Reactions

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 653 KB

english, 2006

40

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Investigation of Reactions Involving Radical Intermediates

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 352 KB

english, 2006

41

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || The Detection and Characterisation of Intermediates in Chemical Reactions

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 346 KB

english, 2006

42

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Investigation of Catalysis by Acids, Bases, Other Small Molecules and Enzymes

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 316 KB

english, 2006

43

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Investigation of Reaction Mechanisms by Product Studies

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 311 KB

english, 2006

44

HIV-1 Western blot

Healey, David S., Maskill, William J., Howard, Teresa S., Armstrong, Veronica A., Bolton, Wayne V., Cooper, Gregory J., Downie, Jean C., Hiley, Lester A., Imrie, Allison A., Johnson, Sally, Robertson,

Journal:

Année:

1992

Fichier:

PDF, 418 KB

1992

45

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Electrochemical Methods of Investigating Reaction Mechanisms

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 389 KB

english, 2006

46

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Experimental Methods for Investigating Kinetics

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 293 KB

english, 2006

47

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Index

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 136 KB

english, 2006

48

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Frontmatter

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 127 KB

english, 2006

49

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Introduction and Overview

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 206 KB

english, 2006

50

The Investigation of Organic Reactions and Their Mechanisms (Maskill/Investigation) || Catalysis by Organometallic Compounds

Maskill, Howard

Année:

2006

Langue:

english

Fichier:

PDF, 360 KB

english, 2006