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Synthesis of NPN-Coordinated Tantalum Alkyl Complexes and Their Hydrogenolysis: Isolation of a Terminal Tantalum Hydride Incorporating a Doubly Cyclometalated NPN Scaffold.

Inorganic chemistry

Batke S, Sietzen M, Wadepohl H, Ballmann J.
PMID: 28425699
Inorg Chem. 2017 May 01;56(9):5122-5134. doi: 10.1021/acs.inorgchem.7b00277. Epub 2017 Apr 20.

The closely related benzylene-linked diaminophosphines PhP(CH

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Batke S, Sietzen M, Wadepohl H, et al. Synthesis of NPN-Coordinated Tantalum Alkyl Complexes and Their Hydrogenolysis: Isolation of a Terminal Tantalum Hydride Incorporating a Doubly Cyclometalated NPN Scaffold. Inorg Chem. 2017;56(9):5122-5134doi: 10.1021/acs.inorgchem.7b00277.
Batke, S., Sietzen, M., Wadepohl, H., & Ballmann, J. (2017). Synthesis of NPN-Coordinated Tantalum Alkyl Complexes and Their Hydrogenolysis: Isolation of a Terminal Tantalum Hydride Incorporating a Doubly Cyclometalated NPN Scaffold. Inorganic chemistry, 56(9), 5122-5134. https://doi.org/10.1021/acs.inorgchem.7b00277
Batke, Sonja, et al. "Synthesis of NPN-Coordinated Tantalum Alkyl Complexes and Their Hydrogenolysis: Isolation of a Terminal Tantalum Hydride Incorporating a Doubly Cyclometalated NPN Scaffold." Inorganic chemistry vol. 56,9 (2017): 5122-5134. doi: https://doi.org/10.1021/acs.inorgchem.7b00277
Batke S, Sietzen M, Wadepohl H, Ballmann J. Synthesis of NPN-Coordinated Tantalum Alkyl Complexes and Their Hydrogenolysis: Isolation of a Terminal Tantalum Hydride Incorporating a Doubly Cyclometalated NPN Scaffold. Inorg Chem. 2017 May 01;56(9):5122-5134. doi: 10.1021/acs.inorgchem.7b00277. Epub 2017 Apr 20. PMID: 28425699.
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Ti(OiPr).

Organic letters

Foschi F, Roth T, Wadepohl H, Gade LH.
PMID: 27673701
Org Lett. 2016 Oct 07;18(19):5182-5185. doi: 10.1021/acs.orglett.6b02746. Epub 2016 Sep 27.

Double addition of Grignard reagents to isonitriles was achieved in the presence of stoichiometric amounts of [Ti(OiPr)

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Foschi F, Roth T, Wadepohl H, et al. Ti(OiPr). Org Lett. 2016;18(19):5182-5185doi: 10.1021/acs.orglett.6b02746.
Foschi, F., Roth, T., Wadepohl, H., & Gade, L. H. (2016). Ti(OiPr). Organic letters, 18(19), 5182-5185. https://doi.org/10.1021/acs.orglett.6b02746
Foschi, Francesco, et al. "Ti(OiPr)." Organic letters vol. 18,19 (2016): 5182-5185. doi: https://doi.org/10.1021/acs.orglett.6b02746
Foschi F, Roth T, Wadepohl H, Gade LH. Ti(OiPr). Org Lett. 2016 Oct 07;18(19):5182-5185. doi: 10.1021/acs.orglett.6b02746. Epub 2016 Sep 27. PMID: 27673701.
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Structures, Electronics, and Reactivity of Strained Phosphazane Cages: A Combined Experimental and Computational Study.

Inorganic chemistry

Roth T, Vasilenko V, Wadepohl H, Wright DS, Gade LH.
PMID: 26181231
Inorg Chem. 2015 Aug 03;54(15):7636-44. doi: 10.1021/acs.inorgchem.5b01292. Epub 2015 Jul 16.

A series of formamidine-bridged P2N2 cages have been prepared. Upon deprotonation, these compounds serve as valuable precursors to hybrid N-heterocyclic carbene ligands, whereas direct metalation gives rearranged dimetallic complexes as a result of cleavage of the formamidine bridge. The...

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Roth T, Vasilenko V, Wadepohl H, et al. Structures, Electronics, and Reactivity of Strained Phosphazane Cages: A Combined Experimental and Computational Study. Inorg Chem. 2015;54(15):7636-44doi: 10.1021/acs.inorgchem.5b01292.
Roth, T., Vasilenko, V., Wadepohl, H., Wright, D. S., & Gade, L. H. (2015). Structures, Electronics, and Reactivity of Strained Phosphazane Cages: A Combined Experimental and Computational Study. Inorganic chemistry, 54(15), 7636-44. https://doi.org/10.1021/acs.inorgchem.5b01292
Roth, Torsten, et al. "Structures, Electronics, and Reactivity of Strained Phosphazane Cages: A Combined Experimental and Computational Study." Inorganic chemistry vol. 54,15 (2015): 7636-44. doi: https://doi.org/10.1021/acs.inorgchem.5b01292
Roth T, Vasilenko V, Wadepohl H, Wright DS, Gade LH. Structures, Electronics, and Reactivity of Strained Phosphazane Cages: A Combined Experimental and Computational Study. Inorg Chem. 2015 Aug 03;54(15):7636-44. doi: 10.1021/acs.inorgchem.5b01292. Epub 2015 Jul 16. PMID: 26181231.
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Synthesis, Characterization, and Reactivity of a High-Spin Iron(II) Hydrido Complex Supported by a PNP Pincer Ligand and Its Application as a Homogenous Catalyst for the Hydrogenation of Alkenes.

Inorganic chemistry

Ott JC, Blasius CK, Wadepohl H, Gade LH.
PMID: 29474088
Inorg Chem. 2018 Mar 19;57(6):3183-3191. doi: 10.1021/acs.inorgchem.7b03227. Epub 2018 Feb 23.

This study focused on the synthesis and characterization of a range of low-valent, high-spin iron(II) complexes supported by a carbazole-based PNP pincer-type ligand. The addition of the lithiated ligand (PNP)Li to FeCl

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Ott JC, Blasius CK, Wadepohl H, et al. Synthesis, Characterization, and Reactivity of a High-Spin Iron(II) Hydrido Complex Supported by a PNP Pincer Ligand and Its Application as a Homogenous Catalyst for the Hydrogenation of Alkenes. Inorg Chem. 2018;57(6):3183-3191doi: 10.1021/acs.inorgchem.7b03227.
Ott, J. C., Blasius, C. K., Wadepohl, H., & Gade, L. H. (2018). Synthesis, Characterization, and Reactivity of a High-Spin Iron(II) Hydrido Complex Supported by a PNP Pincer Ligand and Its Application as a Homogenous Catalyst for the Hydrogenation of Alkenes. Inorganic chemistry, 57(6), 3183-3191. https://doi.org/10.1021/acs.inorgchem.7b03227
Ott, Jonas C, et al. "Synthesis, Characterization, and Reactivity of a High-Spin Iron(II) Hydrido Complex Supported by a PNP Pincer Ligand and Its Application as a Homogenous Catalyst for the Hydrogenation of Alkenes." Inorganic chemistry vol. 57,6 (2018): 3183-3191. doi: https://doi.org/10.1021/acs.inorgchem.7b03227
Ott JC, Blasius CK, Wadepohl H, Gade LH. Synthesis, Characterization, and Reactivity of a High-Spin Iron(II) Hydrido Complex Supported by a PNP Pincer Ligand and Its Application as a Homogenous Catalyst for the Hydrogenation of Alkenes. Inorg Chem. 2018 Mar 19;57(6):3183-3191. doi: 10.1021/acs.inorgchem.7b03227. Epub 2018 Feb 23. PMID: 29474088.
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Core Halogenation as a Construction Principle in Tuning the Material Properties of Tetraazaperopyrenes.

Chemistry (Weinheim an der Bergstrasse, Germany)

Hahn L, Maass F, Bleith T, Zschieschang U, Wadepohl H, Klauk H, Tegeder P, Gade LH.
PMID: 26507207
Chemistry. 2015 Dec 01;21(49):17691-700. doi: 10.1002/chem.201503484. Epub 2015 Oct 28.

A detailed study on the effects of core halogenation of tetraazaperopyrene (TAPP) derivatives is presented. Its impact on the solid structure, as well as the photophysical and electrochemical properties, has been probed by the means of X-ray crystallography, UV/Vis...

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Hahn L, Maass F, Bleith T, et al. Core Halogenation as a Construction Principle in Tuning the Material Properties of Tetraazaperopyrenes. Chemistry. 2015;21(49):17691-700doi: 10.1002/chem.201503484.
Hahn, L., Maass, F., Bleith, T., Zschieschang, U., Wadepohl, H., Klauk, H., Tegeder, P., & Gade, L. H. (2015). Core Halogenation as a Construction Principle in Tuning the Material Properties of Tetraazaperopyrenes. Chemistry (Weinheim an der Bergstrasse, Germany), 21(49), 17691-700. https://doi.org/10.1002/chem.201503484
Hahn, Lena, et al. "Core Halogenation as a Construction Principle in Tuning the Material Properties of Tetraazaperopyrenes." Chemistry (Weinheim an der Bergstrasse, Germany) vol. 21,49 (2015): 17691-700. doi: https://doi.org/10.1002/chem.201503484
Hahn L, Maass F, Bleith T, Zschieschang U, Wadepohl H, Klauk H, Tegeder P, Gade LH. Core Halogenation as a Construction Principle in Tuning the Material Properties of Tetraazaperopyrenes. Chemistry. 2015 Dec 01;21(49):17691-700. doi: 10.1002/chem.201503484. Epub 2015 Oct 28. PMID: 26507207.
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Iron achieves noble metal reactivity and selectivity: highly reactive and enantioselective iron complexes as catalysts in the hydrosilylation of ketones.

Journal of the American Chemical Society

Bleith T, Wadepohl H, Gade LH.
PMID: 25659289
J Am Chem Soc. 2015 Feb 25;137(7):2456-9. doi: 10.1021/ja512986m. Epub 2015 Feb 13.

Chiral iron alkyl and iron alkoxide complexes bearing boxmi pincers as stereodirecting ligands have been employed as catalysts for enantioselective hydrosilylation reactions with unprecedented activity and selectivity (TOF = 240 h(-1) at -40 °C, ee up to 99% for...

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Bleith T, Wadepohl H, Gade LH. Iron achieves noble metal reactivity and selectivity: highly reactive and enantioselective iron complexes as catalysts in the hydrosilylation of ketones. J Am Chem Soc. 2015;137(7):2456-9doi: 10.1021/ja512986m.
Bleith, T., Wadepohl, H., & Gade, L. H. (2015). Iron achieves noble metal reactivity and selectivity: highly reactive and enantioselective iron complexes as catalysts in the hydrosilylation of ketones. Journal of the American Chemical Society, 137(7), 2456-9. https://doi.org/10.1021/ja512986m
Bleith, Tim, et al. "Iron achieves noble metal reactivity and selectivity: highly reactive and enantioselective iron complexes as catalysts in the hydrosilylation of ketones." Journal of the American Chemical Society vol. 137,7 (2015): 2456-9. doi: https://doi.org/10.1021/ja512986m
Bleith T, Wadepohl H, Gade LH. Iron achieves noble metal reactivity and selectivity: highly reactive and enantioselective iron complexes as catalysts in the hydrosilylation of ketones. J Am Chem Soc. 2015 Feb 25;137(7):2456-9. doi: 10.1021/ja512986m. Epub 2015 Feb 13. PMID: 25659289.
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Azaphilic versus Carbophilic Coupling at C=N Bonds: Key Steps in Titanium-Assisted Multicomponent Reactions.

Chemistry (Weinheim an der Bergstrasse, Germany)

Roth T, Wadepohl H, Clot E, Gade LH.
PMID: 26542982
Chemistry. 2015 Dec 14;21(51):18730-8. doi: 10.1002/chem.201503732. Epub 2015 Nov 06.

Consecutive C- and N-arylation of N-heterocyclic nitriles is mediated by titanium(IV) alkoxides. The carbo- and azaphilic arylation step may be separated by choosing the order in which the two equivalents of aryl transfer reagent are added. In the course...

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Roth T, Wadepohl H, Clot E, et al. Azaphilic versus Carbophilic Coupling at C=N Bonds: Key Steps in Titanium-Assisted Multicomponent Reactions. Chemistry. 2015;21(51):18730-8doi: 10.1002/chem.201503732.
Roth, T., Wadepohl, H., Clot, E., & Gade, L. H. (2015). Azaphilic versus Carbophilic Coupling at C=N Bonds: Key Steps in Titanium-Assisted Multicomponent Reactions. Chemistry (Weinheim an der Bergstrasse, Germany), 21(51), 18730-8. https://doi.org/10.1002/chem.201503732
Roth, Torsten, et al. "Azaphilic versus Carbophilic Coupling at C=N Bonds: Key Steps in Titanium-Assisted Multicomponent Reactions." Chemistry (Weinheim an der Bergstrasse, Germany) vol. 21,51 (2015): 18730-8. doi: https://doi.org/10.1002/chem.201503732
Roth T, Wadepohl H, Clot E, Gade LH. Azaphilic versus Carbophilic Coupling at C=N Bonds: Key Steps in Titanium-Assisted Multicomponent Reactions. Chemistry. 2015 Dec 14;21(51):18730-8. doi: 10.1002/chem.201503732. Epub 2015 Nov 06. PMID: 26542982; PMCID: PMC4832833.
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Poly[[[1,2-mu)-benzene]silver(I)-mu-trifluoromethanesulfonate-O;O';O":O"].

Acta crystallographica. Section C, Crystal structure communications

Wadepohl H, Pritzkow H.
PMID: 11313567
Acta Crystallogr C. 2001 Apr;57:383-4. doi: 10.1107/s0108270101000610.

The title compound, [Ag(CF(3)O(3)S)(C(6)H(6))], has been synthesized and characterized by low-temperature single-crystal X-ray diffraction. The complex is polymeric, with a network of trifluoromethanesulfonate anions bridging the silver cations. The terminal planar benzene ligand is asymmetrically eta(2)-coordinated to the Ag.

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Wadepohl H, Pritzkow H. Poly[[[1,2-mu)-benzene]silver(I)-mu-trifluoromethanesulfonate-O;O';O":O"]. Acta Crystallogr C. 2001;57:383-4doi: 10.1107/s0108270101000610.
Wadepohl, H., & Pritzkow, H. (2001). Poly[[[1,2-mu)-benzene]silver(I)-mu-trifluoromethanesulfonate-O;O';O":O"]. Acta crystallographica. Section C, Crystal structure communications, 57383-4. https://doi.org/10.1107/s0108270101000610
Wadepohl, H, and Pritzkow, H. "Poly[[[1,2-mu)-benzene]silver(I)-mu-trifluoromethanesulfonate-O;O';O":O"]." Acta crystallographica. Section C, Crystal structure communications vol. 57 (2001): 383-4. doi: https://doi.org/10.1107/s0108270101000610
Wadepohl H, Pritzkow H. Poly[[[1,2-mu)-benzene]silver(I)-mu-trifluoromethanesulfonate-O;O';O":O"]. Acta Crystallogr C. 2001 Apr;57:383-4. doi: 10.1107/s0108270101000610. PMID: 11313567.
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Aromaticity of benzene in the facial coordination mode: a structural and theoretical study.

Chemistry (Weinheim an der Bergstrasse, Germany)

Wadepohl H, Entrialgo Castaño M.
PMID: 14613135
Chemistry. 2003 Nov 07;9(21):5266-73. doi: 10.1002/chem.200304875.

The effects of facial coordination of benzene to a trinuclear transition-metal cluster have been studied by structure correlation and DFT calculational methods. Data taken from the X-ray crystal structures of twelve complexes [(eta-C(5)H(4)R")Co(3)(micro(3)-eta(2):eta(2):eta(2)-C(6)H(4)RR')] 1 b-1 m were analyzed by...

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Wadepohl H, Entrialgo Castaño M. Aromaticity of benzene in the facial coordination mode: a structural and theoretical study. Chemistry. 2003;9(21):5266-73doi: 10.1002/chem.200304875.
Wadepohl, H., & Entrialgo Castaño, M. (2003). Aromaticity of benzene in the facial coordination mode: a structural and theoretical study. Chemistry (Weinheim an der Bergstrasse, Germany), 9(21), 5266-73. https://doi.org/10.1002/chem.200304875
Wadepohl, Hubert, and Entrialgo Castaño, Maria. "Aromaticity of benzene in the facial coordination mode: a structural and theoretical study." Chemistry (Weinheim an der Bergstrasse, Germany) vol. 9,21 (2003): 5266-73. doi: https://doi.org/10.1002/chem.200304875
Wadepohl H, Entrialgo Castaño M. Aromaticity of benzene in the facial coordination mode: a structural and theoretical study. Chemistry. 2003 Nov 07;9(21):5266-73. doi: 10.1002/chem.200304875. PMID: 14613135.
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Zirconium and hafnium (1-pyridinio)imido complexes: functionalized terminal hydrazinediido analogues.

Dalton transactions (Cambridge, England : 2003)

Herrmann H, Gehrmann T, Wadepohl H, Gade LH.
PMID: 18985256
Dalton Trans. 2008 Nov 28;(44):6231-41. doi: 10.1039/b807808d. Epub 2008 Sep 30.

Reaction of the diamidozirconium complex [Zr(N2(TBS)Npy)(NMe2)2] (1) (N2(TBS)Npy = CH3C(C5H4N)(CH2NSiMe2tBu)2) or the diamidohafnium complex [Hf(N2(TBS)Npy)(NMe2)2] (2) with one molar equiv. of 1-aminopyridinium triflate in the presence of one equiv. of pyridine gave the corresponding (1-pyridinio)imido complexes [Zr(N2(TBS)Npy)(=N-NC5H5)(OTf)(py)] (3) and...

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Herrmann H, Gehrmann T, Wadepohl H, et al. Zirconium and hafnium (1-pyridinio)imido complexes: functionalized terminal hydrazinediido analogues. Dalton Trans. 2008;(44):6231-41doi: 10.1039/b807808d.
Herrmann, H., Gehrmann, T., Wadepohl, H., & Gade, L. H. (2008). Zirconium and hafnium (1-pyridinio)imido complexes: functionalized terminal hydrazinediido analogues. Dalton transactions (Cambridge, England : 2003), (44), 6231-41. https://doi.org/10.1039/b807808d
Herrmann, Heike, et al. "Zirconium and hafnium (1-pyridinio)imido complexes: functionalized terminal hydrazinediido analogues." Dalton transactions (Cambridge, England : 2003) vol. ,44 (2008): 6231-41. doi: https://doi.org/10.1039/b807808d
Herrmann H, Gehrmann T, Wadepohl H, Gade LH. Zirconium and hafnium (1-pyridinio)imido complexes: functionalized terminal hydrazinediido analogues. Dalton Trans. 2008 Nov 28;(44):6231-41. doi: 10.1039/b807808d. Epub 2008 Sep 30. PMID: 18985256.
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2-Aminopyrrolines: new chiral amidinate ligands with a rigid well-defined molecular structure and their coordination to Ti(IV).

Inorganic chemistry

Ward BD, Risler H, Weitershaus K, Bellemin-Laponnaz S, Wadepohl H, Gade LH.
PMID: 16961369
Inorg Chem. 2006 Sep 18;45(19):7777-87. doi: 10.1021/ic060809y.

The use of an amino-oxazolinate (NN(ox) = kappa2-2,6-dimethylphenylamido-4(S)-isopropyloxazoline) as a chiral analogue to amidinate ligands in the chemistry of titanium was found to lead to undesired side reactions. The reaction of 2,6-dimethylphenylamido-4(S)-isopropyloxazoline with [Ti(NMe2)4] afforded the bis(amidinato) complex [Ti(NN(ox))2(NMe2)2]...

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Ward BD, Risler H, Weitershaus K, et al. 2-Aminopyrrolines: new chiral amidinate ligands with a rigid well-defined molecular structure and their coordination to Ti(IV). Inorg Chem. 2006;45(19):7777-87doi: 10.1021/ic060809y.
Ward, B. D., Risler, H., Weitershaus, K., Bellemin-Laponnaz, S., Wadepohl, H., & Gade, L. H. (2006). 2-Aminopyrrolines: new chiral amidinate ligands with a rigid well-defined molecular structure and their coordination to Ti(IV). Inorganic chemistry, 45(19), 7777-87. https://doi.org/10.1021/ic060809y
Ward, Benjamin D, et al. "2-Aminopyrrolines: new chiral amidinate ligands with a rigid well-defined molecular structure and their coordination to Ti(IV)." Inorganic chemistry vol. 45,19 (2006): 7777-87. doi: https://doi.org/10.1021/ic060809y
Ward BD, Risler H, Weitershaus K, Bellemin-Laponnaz S, Wadepohl H, Gade LH. 2-Aminopyrrolines: new chiral amidinate ligands with a rigid well-defined molecular structure and their coordination to Ti(IV). Inorg Chem. 2006 Sep 18;45(19):7777-87. doi: 10.1021/ic060809y. PMID: 16961369.
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Trinuclear {M1}CN{M2}2 complexes (M1 = Cr(III), Fe(III), Co(III); M2 = Cu(II), Ni(II), Mn(II)). Are single molecule magnets predictable?.

Inorganic chemistry

Atanasov M, Busche C, Comba P, El Hallak F, Martin B, Rajaraman G, van Slageren J, Wadepohl H.
PMID: 18714990
Inorg Chem. 2008 Sep 15;47(18):8112-25. doi: 10.1021/ic800556c. Epub 2008 Aug 21.

The reaction of the hexacyanometalates K3[M(1)(CN)6] (M(1) = Cr(III), Fe(III), Co(III)) with the bispidine complexes [M(2)(L(1))(X)](n+) and [M(2)(L(2))(X)](n+) (M(2) = Mn(II), Ni(II), Cu(II); L(1) = 3-methyl-9-oxo-2,4-di-(2-pyridyl)-7-(2-pyridylmethyl)-3,7-diazabicyclo[3.3.1]nonane-1,5-dicarboxylic acid dimethyl ester; L(2) = 3-methyl-9-oxo-7-(2-pyridylmethyl)-2,4-di-(2-quinolyl)-3,7-diazabicyclo[3.3.1]nonane-1,5-dicarboxylic acid dimethyl ester; X = anion or...

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Atanasov M, Busche C, Comba P, et al. Trinuclear {M1}CN{M2}2 complexes (M1 = Cr(III), Fe(III), Co(III); M2 = Cu(II), Ni(II), Mn(II)). Are single molecule magnets predictable?. Inorg Chem. 2008;47(18):8112-25doi: 10.1021/ic800556c.
Atanasov, M., Busche, C., Comba, P., El Hallak, F., Martin, B., Rajaraman, G., van Slageren, J., & Wadepohl, H. (2008). Trinuclear {M1}CN{M2}2 complexes (M1 = Cr(III), Fe(III), Co(III); M2 = Cu(II), Ni(II), Mn(II)). Are single molecule magnets predictable?. Inorganic chemistry, 47(18), 8112-25. https://doi.org/10.1021/ic800556c
Atanasov, Mihail, et al. "Trinuclear {M1}CN{M2}2 complexes (M1 = Cr(III), Fe(III), Co(III); M2 = Cu(II), Ni(II), Mn(II)). Are single molecule magnets predictable?." Inorganic chemistry vol. 47,18 (2008): 8112-25. doi: https://doi.org/10.1021/ic800556c
Atanasov M, Busche C, Comba P, El Hallak F, Martin B, Rajaraman G, van Slageren J, Wadepohl H. Trinuclear {M1}CN{M2}2 complexes (M1 = Cr(III), Fe(III), Co(III); M2 = Cu(II), Ni(II), Mn(II)). Are single molecule magnets predictable?. Inorg Chem. 2008 Sep 15;47(18):8112-25. doi: 10.1021/ic800556c. Epub 2008 Aug 21. PMID: 18714990.
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