Proton nuclear magnetic resonance

Results: 404



#Item
231Thiazole / Aromaticity / Pyrrole / Heterocyclic compound / Proton NMR / Pyridine / Aromatic ring current / Chemical shift / Imidazole / Chemistry / Nuclear magnetic resonance / Spectroscopy

H chemical shifts in NMR. Part 18.1 Ring currents and -electron effects in hetero-aromatics Raymond J. Abraham * and Matthew Reid Chemistry Department, The University of Liverpool, PO Box 147, Liverpool, UK L69 3BX. E-

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Source URL: www.modgraph.co.uk

Language: English - Date: 2012-01-10 04:05:11
232Nuclear physics / Spectroscopy / Chemical shift / Proton NMR / Nuclear magnetic resonance spectroscopy / Aromatic ring current / Proton / Hydrogen / Chemical bond / Physics / Nuclear magnetic resonance / Chemistry

MAGNETIC RESONANCE IN CHEMISTRY Magn. Reson. Chem. 2001; 39: 421–431 Proton chemical shifts in NMR: Part 17.† Chemical shifts in alkenes and anisotropic and steric effects of the double bond

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Language: English - Date: 2012-01-10 04:05:10
233Spectroscopy / Physical organic chemistry / Proton NMR / Chemical shift / Nuclear magnetic resonance spectroscopy / 1H / Chemical bond / Pyridine / Steric effects / Chemistry / Physics / Nuclear magnetic resonance

1 H chemical shifts in NMR: Part 201 Anisotropic and steric effects in halogen substituent chemical shifts (SCS), a modelling and ab-initio investigation

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Language: English - Date: 2012-01-10 04:04:38
234Spectroscopy / Functional groups / Nuclear magnetic resonance spectroscopy / Chemical shift / Proton / Carbonyl / Ketone / Proton NMR / Nuclear magnetic resonance spectroscopy of carbohydrates / Chemistry / Physics / Nuclear magnetic resonance

Proton Chemical Shifts in NMR. Part 131. Proton chemical shifts in ketones and the magnetic anisotropy and electric field effect of the carbonyl group. Raymond J. Abraham* and Nick J.Ainger Chemistry Department, The Univ

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Language: English - Date: 2012-01-10 04:04:41
235Nuclear magnetic resonance / Spectroscopy / A value / Chemical shift / Nuclear magnetic resonance spectroscopy / Alkane / Steric effects / Butyl / Chemistry / Organic chemistry / Physical organic chemistry

Substituent Chemical Shifts (SCS) in NMR Spectroscopy. Part 11.† Does C-C Bond Anisotropy contribute to Proton Chemical Shifts? Raymond J. Abraham,* and Mark A. Warne Chemistry Department, The University of Liverpool,

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Source URL: www.modgraph.co.uk

Language: English - Date: 2012-01-10 04:04:42
236Nuclear magnetic resonance / Spectroscopy / Chemical bonding / Stereochemistry / Proton NMR / Alkyne / Chemical bond / Aromaticity / Chemical shift / Chemistry / Physics / Physical organic chemistry

Proton Chemical Shifts in NMR. Part 16 1, Proton chemical shifts in acetylenes and the anisotropic and steric effects of the acetylene group. Raymond J. Abraham* and Matthew Reid Chemistry Department, The University of L

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Source URL: www.modgraph.co.uk

Language: English - Date: 2012-01-10 04:04:43
237Functional groups / Chemical shift / Nuclear chemistry / Nuclear magnetic resonance spectroscopy / Proton / Diethyl ether / Methoxy / Two-dimensional nuclear magnetic resonance spectroscopy / Ether / Chemistry / Nuclear magnetic resonance / Spectroscopy

Proton chemical shifts in NMR. Part 12.1 Steric, electric field and conformational effects in acyclic and cyclic ethers Raymond J. Abraham,*,a Mark A. Warne a and Lee Griffiths b a b

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Language: English - Date: 2012-01-10 04:05:07
238Spectroscopy / Functional groups / Nuclear magnetic resonance spectroscopy / Chemical shift / Alkane / Proton / Tetrahydropyran / Ether / Two-dimensional nuclear magnetic resonance spectroscopy / Chemistry / Physics / Nuclear magnetic resonance

Proton Chemical Shifts in NMR. Part 121. Steric, electric field and conformational effects in acyclic and cyclic ethers. Raymond J. Abraham,*,a Mark A. Warnea and Lee Griffithsb a Chemistry Department, The University of

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Source URL: www.modgraph.co.uk

Language: English - Date: 2012-01-10 04:04:48
239Spectroscopy / Nuclear physics / Proton NMR / Chemical shift / Nuclear magnetic resonance spectroscopy / Amine / Proton / Aromatic ring current / Piperidine / Chemistry / Nuclear magnetic resonance / Physics

MAGNETIC RESONANCE IN CHEMISTRY Magn. Reson. Chem. 2007; 45: 749–757 Published online 19 July 2007 in Wiley InterScience (www.interscience.wiley.com) DOI: [removed]mrc[removed]The prediction of 1H chemical shifts in amine

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Language: English - Date: 2012-01-10 04:05:16
240Organic chemistry / Physical organic chemistry / Proton NMR / Chemical bonding / Chemical shift / A value / Nuclear magnetic resonance spectroscopy / Hydrogen / Substituent / Chemistry / Nuclear magnetic resonance / Spectroscopy

Substituent chemical shifts in NMR spectroscopy. Part 6 4 A model for the calculation of proton chemical shifts in substituted alkanes W

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Source URL: www.modgraph.co.uk

Language: English - Date: 2012-01-10 04:05:02
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