β-Diketone interactions: Part 9. The X-ray crystal structure of 2,2-difluoro-4,6-dimethyl-5-(4′-nitrophenyl)-1,3,2-dioxaborinane (C11H10BF2NO4)

doi:10.1016/0022-2860(89)85022-7

Paper

β-Diketone interactions: Part 9. The X-ray crystal structure of 2,2-difluoro-4,6-dimethyl-5-(4′-nitrophenyl)-1,3,2-dioxaborinane (C11H10BF2NO4)

Published May 1, 1989 · J. Emsley, N. Freeman, P. Bates

Journal of Molecular Structure

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The X-ray crystal structure of 2,2-difluoro-4,6-dimethyl-5-(4′-nitrophenyl)-1,3,2-dioxaborinane reveals a nearly planar 1,3,2-dioxaborinane ring with unusual hydro

PopulationOlder adults (50-71 years)

Sample size24

MethodsObservational

OutcomesBody Mass Index projections

ResultsSocial networks mitigate obesity in older groups.

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Paper

β-Diketone interactions: Part 9. The X-ray crystal structure of 2,2-difluoro-4,6-dimethyl-5-(4′-nitrophenyl)-1,3,2-dioxaborinane (C11H10BF2NO4)

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References

β-diketone interactions: Part 7. X-Ray molecular structure of 3-(4′-biphenyl)pentane-2,4-dione reveals an enol tautomer with a very strong hydrogen bond

3-(4′-biphenyl)pentane-2,4-dione has a very strong hydrogen bond, with vibrations characterized by broad bands in the infrared spectrum.

β-diketone interactions: Part 5. Solvent effects on the keto ⇋ enol equilibrium

The keto-enol equilibrium of pentane-2,4-dione remains intact in all solvents studied, suggesting intact cyclic hydrogen bonding of the enol.

Citations

Nitrogen-Containing Analog of Dibenzoylmethanate of Boron Difluoride: Luminescence, Structure, Quantum Chemical Modeling, and Delay Fluorescence

Boron difluoride of 3-amino-1,3-diphenyl-2-propene-1-onate (1) shows increased luminescence intensity in crystals, with differences in crystal packings affecting luminescent properties.

A study of the crystal structure of chloro-and bromo-substituted acetylacetonates of boron difluoride

The crystal structure of chloro- and bromo-substituted acetylacetonates of boron difluoride reveals significant intermolecular interactions between fluorine and carbon atoms and substituents.

1,3,2‐Dioxaborines as potential components in advanced materials—a theoretical study on electron affinity

1,3,2-dioxaborines with fluorine and other substituents show potential as organic electron-acceptor compounds with positive electron affinities ranging from 0.5 to 3.5 eV.

Ethyl (O–B)-5-(difluoroboryloxy)tricyclo[4.3.1.13,8]undecane-4-carboxylate

The resonance hybrid C14H19BF2O3 is a non-planar ring with two conjugated double bonds in the difluoro-dioxoborane ring, exhibiting a non-planar conformation intermediate between the boat and sofa forms.

β-Diketone interactions: Part 9. The X-ray crystal structure of 2,2-difluoro-4,6-dimethyl-5-(4′-nitrophenyl)-1,3,2-dioxaborinane (C11H10BF2NO4)

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References

β-diketone interactions: Part 7. X-Ray molecular structure of 3-(4′-biphenyl)pentane-2,4-dione reveals an enol tautomer with a very strong hydrogen bond

3-(4′-biphenyl)pentane-2,4-dione has a very strong hydrogen bond, with vibrations characterized by broad bands in the infrared spectrum.

β-diketone interactions: Part 5. Solvent effects on the keto ⇋ enol equilibrium

The keto-enol equilibrium of pentane-2,4-dione remains intact in all solvents studied, suggesting intact cyclic hydrogen bonding of the enol.

Citations

Nitrogen-Containing Analog of Dibenzoylmethanate of Boron Difluoride: Luminescence, Structure, Quantum Chemical Modeling, and Delay Fluorescence

Boron difluoride of 3-amino-1,3-diphenyl-2-propene-1-onate (1) shows increased luminescence intensity in crystals, with differences in crystal packings affecting luminescent properties.

A study of the crystal structure of chloro-and bromo-substituted acetylacetonates of boron difluoride

The crystal structure of chloro- and bromo-substituted acetylacetonates of boron difluoride reveals significant intermolecular interactions between fluorine and carbon atoms and substituents.

1,3,2‐Dioxaborines as potential components in advanced materials—a theoretical study on electron affinity

1,3,2-dioxaborines with fluorine and other substituents show potential as organic electron-acceptor compounds with positive electron affinities ranging from 0.5 to 3.5 eV.

Ethyl (O–B)-5-(di­fluoro­boryl­oxy)­tri­cyclo­[4.3.1.13,8]­un­decane-4-carboxyl­ate

The resonance hybrid C14H19BF2O3 is a non-planar ring with two conjugated double bonds in the difluoro-dioxoborane ring, exhibiting a non-planar conformation intermediate between the boat and sofa forms.

Ethyl (O–B)-5-(difluoroboryloxy)tricyclo[4.3.1.13,8]undecane-4-carboxylate