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John F. W. Keana

Veröffentlichungen von John F. W. Keana zu Keana, John F. W.. ->
weitere Veröffentlichungen von John F. W. Keana:
Functionalized Keggin- and Dawson-type cyclopentadienyltitanium heteropolytungstate anions: small, individually distinguishable labels for conventional transmission electron microscopy. 2. Reactions (1986)
Functionalized heteropolytungstate anions possessing a modified Dawson structure: small, individually distinguishable labels for conventional transmission electron microscopy (1985)
2-(9,10-Dimethoxyanthracenyl)-tert-butylnitroxide. An ESR spectroscopic indicator for singlet oxygen (1985)
2,2-Disubstituted-4,4-dimethylimidazolidinyl-3-oxy nitroxides: indicators of aqueous acidity through variation of aN with pH (1982)
Synthesis and characterization of a novel cholesterol nitroxide spin label. Application to the molecular organization of human high-density lipoprotein (1981)
Mononitroxides and proximate dinitroxides derived by oxidation of 2,2,4,4,5,5-hexasubstituted imidazolidines. A new series of nitroxide and dinitroxide spin labels (1978)
Versatile synthesis of doxyl spin labels bypassing the usual ketone precursors (1975)
New highly anisotropic dinitroxide ketone spin label. Sensitive probe for membrane structure (1971)
New versatile ketone spin label (1967)
New reagents for photoaffinity labeling: synthesis and photolysis of functionalized perfluorophenyl azides (1990)
Chelating ligands functionalized for facile attachment to biomolecules. A convenient route to 4-isothiocyanatobenzyl derivatives of diethylenetriaminepentaacetic acid and ethylenediaminetetraacetic acid (1990)
Synthesis and properties of some nitroxide .alpha.-carboxylate salts (1989)
Synthesis of spiro heterocyclic nitroxides derived from 4-piperidone (1988)
Synthesis and chemistry of N-oxygenated pyrroles: crystal and molecular structure of a highly stable N-hydroxypyrrole 18-crown ether hydrate (1988)
Di-, tri-, tetra-, and pentacationic alkylammonium salts. Ligands designed to prevent the nonspecific electrostatic precipitation of polyanionic, functionalized cyclopentadienyltitanium-substituted heteropolytungstate electron microscopy labels with cationic biomolecules (1987)
Veröffentlichungen zu Keana, John F. W..
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1
Keana, John F. W.. Functionalized Keggin- and Dawson-type cyclopentadienyltitanium heteropolytungstate anions: small, individually distinguishable labels for conventional transmission electron...
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 108, No. 25 (1986), p. 7957-7963
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1986
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2
Keana, John F. W.. Functionalized heteropolytungstate anions possessing a modified Dawson structure: small, individually distinguishable labels for conventional transmission electron microscopy
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 107, No. 23 (1985), p. 6714-6715
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1985
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3
Keana, John F. W.. 2-(9,10-Dimethoxyanthracenyl)-tert-butylnitroxide. An ESR spectroscopic indicator for singlet oxygen
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 107, No. 17 (1985), p. 5020-5021
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1985
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4
Keana, John F. W.. 2,2-Disubstituted-4,4-dimethylimidazolidinyl-3-oxy nitroxides: indicators of aqueous acidity through variation of aN with pH
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 104, No. 3 (1982), p. 827-830
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1982
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5
Keana, John F. W.. Synthesis and characterization of a novel cholesterol nitroxide spin label. Application to the molecular organization of human high-density lipoprotein
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 103, No. 16 (1981), p. 4904-4912
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1981
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6
Keana, John F. W.. Mononitroxides and proximate dinitroxides derived by oxidation of 2,2,4,4,5,5-hexasubstituted imidazolidines. A new series of nitroxide and dinitroxide spin labels
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 100, No. 3 (1978), p. 934-937
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1978
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7
Keana, John F. W.. Versatile synthesis of doxyl spin labels bypassing the usual ketone precursors
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 97, No. 5 (1975), p. 1273-1274
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1975
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8
Keana, John F. W.. New highly anisotropic dinitroxide ketone spin label. Sensitive probe for membrane structure
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 93, No. 11 (1971), p. 2808-2810
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1971
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9
Keana, John F. W.. New versatile ketone spin label
In: American Chemical Society: Journal of the American Chemical Society. - Washington, DC : American Chemical Society, ISSN 1520-5126, Vol. 89, No. 12 (1967), p. 3055-3056
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1967
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10
Keana, John F. W.. New reagents for photoaffinity labeling: synthesis and photolysis of functionalized perfluorophenyl azides
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 55, No. 11 (1990), p. 3640-3647
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1990
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11
Keana, John F. W.. Chelating ligands functionalized for facile attachment to biomolecules. A convenient route to 4-isothiocyanatobenzyl derivatives of diethylenetriaminepentaacetic acid and...
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 55, No. 9 (1990), p. 2868-2871
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1990
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12
Keana, John F. W.. Synthesis and properties of some nitroxide .alpha.-carboxylate salts
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 54, No. 10 (1989), p. 2417-2420
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1989
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13
Keana, John F. W.. Synthesis of spiro heterocyclic nitroxides derived from 4-piperidone
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 53, No. 10 (1988), p. 2365-2367
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1988
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14
Keana, John F. W.. Synthesis and chemistry of N-oxygenated pyrroles: crystal and molecular structure of a highly stable N-hydroxypyrrole 18-crown ether hydrate
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 53, No. 10 (1988), p. 2268-2274
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1988
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15
Keana, John F. W.. Di-, tri-, tetra-, and pentacationic alkylammonium salts. Ligands designed to prevent the nonspecific electrostatic precipitation of polyanionic, functionalized...
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 52, No. 12 (1987), p. 2571-2576
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1987
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16
Keana, John F. W.. trans-2,5-Dimethyl-2,5-bis(3-aminopropyl)pyrrolidinyl-1-oxy: a trans-diamino azethoxyl nitroxide
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 51, No. 22 (1986), p. 4300-4301
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1986
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17
Keana, John F. W.. 9,10-Disubstituted-2-anthracenyl tert-butyl nitroxides. ESR spectroscopic indicators for singlet oxygen
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 51, No. 18 (1986), p. 3456-3462
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1986
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18
Keana, John F. W.. A short, flexible route to symmetrically and unsymmetrically substituted diphosphatidylglycerols (cardiolipins)
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 51, No. 12 (1986), p. 2297-2299
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1986
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19
Keana, John F. W.. Functionalized silica gel as a support for solid-phase organic synthesis
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 51, No. 10 (1986), p. 1641-1644
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1986
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20
Keana, John F. W.. Stereospecific synthesis of difunctionalized 2,5-disubstituted cis-2,5-dimethylpyrrolidine (azethoxyl) nitroxides by oxidative cleavage of protected 8-azabicyclo[3.2.1]octane...
In: The journal of organic chemistry. - [S.l.] : American Chemical Society, ISSN 1520-6904, Vol. 50, No. 13 (1985), p. 2346-2351
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1985