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Proton nuclear magnetic resonance

Index Proton nuclear magnetic resonance

Proton nuclear magnetic resonance (proton NMR, hydrogen-1 NMR, or 1H NMR) is the application of nuclear magnetic resonance in NMR spectroscopy with respect to hydrogen-1 nuclei within the molecules of a substance, in order to determine the structure of its molecules. [1]

60 relations: Acetone, Acid, Aliphatic compound, Alkene, Alkoxy group, Amine, Angular momentum coupling, Aromatic ring current, Aromaticity, Atomic nucleus, Benzene, Carbon, Carbon disulfide, Carbon tetrachloride, Carbon-13, Carbon-13 NMR satellite, Carbon-13 nuclear magnetic resonance, Carbonyl group, Carboxylate, Chemical bond, Chemical shift, Chloroethane, Deuterated chloroform, Deuterated DMSO, Deuterium, Electronic effect, Functional group, Halogen, Heavy water, Hertz, Heteronuclear single quantum coherence spectroscopy, Hydrogen, Hydroxy group, Integral, Internal standard, Isotope, Isotopes of hydrogen, J-coupling, Magnetic field, Mass spectrometry, Methanol, Molecule, Nitro compound, NMR tube, Nuclear magnetic resonance, Nuclear magnetic resonance spectroscopy, Nuclear magnetic resonance spectroscopy of proteins, Orbital hybridisation, Parts-per notation, Pascal's triangle, ..., Pople notation, Proton, Satellite, Solution, Solvent, Temperature, Tetrahedral molecular geometry, Tetramethylsilane, Thiol, Volatility (chemistry). Expand index (10 more) »

Acetone

Acetone (systematically named propanone) is the organic compound with the formula (CH3)2CO.

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Acid

An acid is a molecule or ion capable of donating a hydron (proton or hydrogen ion H+), or, alternatively, capable of forming a covalent bond with an electron pair (a Lewis acid).

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Aliphatic compound

In organic chemistry, hydrocarbons (compounds composed of carbon and hydrogen) are divided into two classes: aromatic compounds and aliphatic compounds (G. aleiphar, fat, oil) also known as non-aromatic compounds.

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Alkene

In organic chemistry, an alkene is an unsaturated hydrocarbon that contains at least one carbon–carbon double bond.

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Alkoxy group

In chemistry, the alkoxy group is an alkyl (carbon and hydrogen chain) group singularly bonded to oxygen; thus R–O.

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Amine

In organic chemistry, amines are compounds and functional groups that contain a basic nitrogen atom with a lone pair.

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Angular momentum coupling

In quantum mechanics, the procedure of constructing eigenstates of total angular momentum out of eigenstates of separate angular momenta is called angular momentum coupling.

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Aromatic ring current

An aromatic ring current is an effect observed in aromatic molecules such as benzene and naphthalene.

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Aromaticity

In organic chemistry, the term aromaticity is used to describe a cyclic (ring-shaped), planar (flat) molecule with a ring of resonance bonds that exhibits more stability than other geometric or connective arrangements with the same set of atoms.

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Atomic nucleus

The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom, discovered in 1911 by Ernest Rutherford based on the 1909 Geiger–Marsden gold foil experiment.

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Benzene

Benzene is an important organic chemical compound with the chemical formula C6H6.

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Carbon

Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.

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Carbon disulfide

Carbon disulfide is a colorless volatile liquid with the formula CS2.

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Carbon tetrachloride

Carbon tetrachloride, also known by many other names (the most notable being tetrachloromethane, also recognized by the IUPAC, carbon tet in the cleaning industry, Halon-104 in firefighting, and Refrigerant-10 in HVACR) is an organic compound with the chemical formula CCl4.

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Carbon-13

Carbon-13 (13C) is a natural, stable isotope of carbon with a nucleus containing six protons and seven neutrons.

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Carbon-13 NMR satellite

Carbon satellites are small peaks that can be seen shouldering the main peaks in an NMR spectrum.

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Carbon-13 nuclear magnetic resonance

Carbon-13 (C13)nuclear magnetic resonance (most commonly known as carbon-13 NMR or 13C NMR or sometimes simply referred to as carbon NMR) is the application of nuclear magnetic resonance (NMR) spectroscopy to carbon.

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Carbonyl group

In organic chemistry, a carbonyl group is a functional group composed of a carbon atom double-bonded to an oxygen atom: C.

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Carboxylate

A carboxylate is a salt or ester of a carboxylic acid.

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Chemical bond

A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds.

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Chemical shift

In nuclear magnetic resonance (NMR) spectroscopy, the chemical shift is the resonant frequency of a nucleus relative to a standard in a magnetic field.

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Chloroethane

Chloroethane or monochloroethane, commonly known by its old name ethyl chloride, is a chemical compound with chemical formula, once widely used in producing tetraethyllead, a gasoline additive.

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Deuterated chloroform

Deuterated chloroform (CDCl3), also known as chloroform-d, is an isotopologue of chloroform (CHCl3) in which the hydrogen atom ("H") is replaced with a deuterium (heavy hydrogen) isotope ("D").

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Deuterated DMSO

Deuterated DMSO, also known as dimethyl sulfoxide-d6, is an isotopologue of dimethyl sulfoxide (DMSO, (CH3)2S.

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Deuterium

Deuterium (or hydrogen-2, symbol or, also known as heavy hydrogen) is one of two stable isotopes of hydrogen (the other being protium, or hydrogen-1).

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Electronic effect

An electronic effect influences the structure, reactivity, or properties of molecule but is neither a traditional bond nor a steric effect.

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Functional group

In organic chemistry, functional groups are specific substituents or moieties within molecules that are responsible for the characteristic chemical reactions of those molecules.

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Halogen

The halogens are a group in the periodic table consisting of five chemically related elements: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At).

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Heavy water

Heavy water (deuterium oxide) is a form of water that contains a larger than normal amount of the hydrogen isotope deuterium (or D, also known as heavy hydrogen), rather than the common hydrogen-1 isotope (or H, also called protium) that makes up most of the hydrogen in normal water.

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Hertz

The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.

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Heteronuclear single quantum coherence spectroscopy

The heteronuclear single quantum coherence or heteronuclear single quantum correlation experiment, normally abbreviated as HSQC, is used frequently in NMR spectroscopy of organic molecules and is of particular significance in the field of protein NMR.

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Hydrogen

Hydrogen is a chemical element with symbol H and atomic number 1.

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Hydroxy group

A hydroxy or hydroxyl group is the entity with the formula OH.

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Integral

In mathematics, an integral assigns numbers to functions in a way that can describe displacement, area, volume, and other concepts that arise by combining infinitesimal data.

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Internal standard

An internal standard in analytical chemistry is a chemical substance that is added in a constant amount to samples, the blank and calibration standards in a chemical analysis.

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Isotope

Isotopes are variants of a particular chemical element which differ in neutron number.

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Isotopes of hydrogen

Hydrogen (1H) has three naturally occurring isotopes, sometimes denoted 1H, 2H, and 3H.

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J-coupling

In nuclear chemistry and nuclear physics, Scalar or J-couplings (also called indirect dipole–dipole coupling) are mediated through chemical bonds connecting two spins.

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Magnetic field

A magnetic field is a vector field that describes the magnetic influence of electrical currents and magnetized materials.

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Mass spectrometry

Mass spectrometry (MS) is an analytical technique that ionizes chemical species and sorts the ions based on their mass-to-charge ratio.

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Methanol

Methanol, also known as methyl alcohol among others, is a chemical with the formula CH3OH (a methyl group linked to a hydroxyl group, often abbreviated MeOH).

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Molecule

A molecule is an electrically neutral group of two or more atoms held together by chemical bonds.

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Nitro compound

Nitro compounds are organic compounds that contain one or more nitro functional groups (−2).

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NMR tube

An NMR tube is a thin glass walled tube used to contain samples in nuclear magnetic resonance spectroscopy.

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Nuclear magnetic resonance

Nuclear magnetic resonance (NMR) is a physical phenomenon in which nuclei in a magnetic field absorb and re-emit electromagnetic radiation.

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Nuclear magnetic resonance spectroscopy

Nuclear magnetic resonance spectroscopy, most commonly known as NMR spectroscopy or magnetic resonance spectroscopy (MRS), is a spectroscopic technique to observe local magnetic fields around atomic nuclei.

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Nuclear magnetic resonance spectroscopy of proteins

Nuclear magnetic resonance spectroscopy of proteins (usually abbreviated protein NMR) is a field of structural biology in which NMR spectroscopy is used to obtain information about the structure and dynamics of proteins, and also nucleic acids, and their complexes.

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Orbital hybridisation

In chemistry, orbital hybridisation (or hybridization) is the concept of mixing atomic orbitals into new hybrid orbitals (with different energies, shapes, etc., than the component atomic orbitals) suitable for the pairing of electrons to form chemical bonds in valence bond theory.

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Parts-per notation

In science and engineering, the parts-per notation is a set of pseudo-units to describe small values of miscellaneous dimensionless quantities, e.g. mole fraction or mass fraction.

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Pascal's triangle

In mathematics, Pascal's triangle is a triangular array of the binomial coefficients.

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Pople notation

The Pople notation is named after the Nobel laureate John Pople and is a simple method of presenting second-order spin coupling systems in NMR.

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Proton

| magnetic_moment.

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Satellite

In the context of spaceflight, a satellite is an artificial object which has been intentionally placed into orbit.

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Solution

In chemistry, a solution is a special type of homogeneous mixture composed of two or more substances.

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Solvent

A solvent (from the Latin solvō, "loosen, untie, solve") is a substance that dissolves a solute (a chemically distinct liquid, solid or gas), resulting in a solution.

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Temperature

Temperature is a physical quantity expressing hot and cold.

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Tetrahedral molecular geometry

In a tetrahedral molecular geometry, a central atom is located at the center with four substituents that are located at the corners of a tetrahedron.

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Tetramethylsilane

Tetramethylsilane (abbreviated as TMS) is the organosilicon compound with the formula Si(CH3)4.

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Thiol

Thiol is an organosulfur compound that contains a carbon-bonded sulfhydryl (R–SH) group (where R represents an alkyl or other organic substituent).

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Volatility (chemistry)

In chemistry and physics, volatility is quantified by the tendency of a substance to vaporize.

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Redirects here:

1H NMR, 1HNMR, H NMR, H NMR spectrum, H-1 NMR, H-1 NMR spectroscopy, HNMR, HNMR Spectroscopy, Hydrogen-1 NMR, Hydrogen-1 NMR spectroscopy, Proton Magnetic Resonance, Proton NMR, Proton NMR Spectroscopy, Proton NMR spectroscopy, Proton magnetic resonance, Proton resonance.

References

[1] https://en.wikipedia.org/wiki/Proton_nuclear_magnetic_resonance

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