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Large area arrays of discrete single-molecule junctions derived from host-guest complexes. (2023)
Journal Article
Escorihuela, E., Del Barrio, J., Davidson, R. J., Beeby, A., Low, P. J., Prez-Murano, F., Cea, P., & Martin, S. (2024). Large area arrays of discrete single-molecule junctions derived from host-guest complexes. Nanoscale, 16(3), 1238-1246. https://doi.org/10.1039/d3nr05122f

The desire to continually reduce the lower limits of semiconductor integrated circuit (IC) fabrication methods continues to inspire interest in unimolecular electronics as a platform technology for the realization of future (opto)electronic devices.... Read More about Large area arrays of discrete single-molecule junctions derived from host-guest complexes..

Controlling the Structural and Electrical Properties of Diacid Oligo(Phenylene Ethynylene) Langmuir-Blodgett Films (2013)
Journal Article
Ballesteros, L., Martín, S., Cortes, J., Marqués-González, S., Higgins, S., Nichols, R., …Cea, P. (2013). Controlling the Structural and Electrical Properties of Diacid Oligo(Phenylene Ethynylene) Langmuir-Blodgett Films. Chemistry - A European Journal, 19(17), 5352-5363. https://doi.org/10.1002/chem.201203261

The preparation, characterization and electrical properties of Langmuir–Blodgett (LB) films composed of a symmetrically substituted oligomeric phenylene ethynylene derivative, namely, 4,4′-[1,4-phenylenebis(ethyne-2,1-diyl)]dibenzoic acid (OPE2A), ar... Read More about Controlling the Structural and Electrical Properties of Diacid Oligo(Phenylene Ethynylene) Langmuir-Blodgett Films.

The preparation, characterisation and electronic structures of 2,4-pentadiynylnitrile (cyanobutadiynyl) complexes (2013)
Journal Article
Bock, S., Eaves, S., Parthey, M., Kaupp, M., Le Guennic, B., Halet, J., …Low, P. (2013). The preparation, characterisation and electronic structures of 2,4-pentadiynylnitrile (cyanobutadiynyl) complexes. Dalton Transactions, 42(12), 4240-4243. https://doi.org/10.1039/c3dt33052d

Convenient preparative routes to mononuclear ruthenium complexes containing the 2,4-pentadiynylnitrile, or cyanobutadiynyl, ligand are described. The electronic properties of the [C5N]− ligand are closely related to those of not only the cyanide ([CN... Read More about The preparation, characterisation and electronic structures of 2,4-pentadiynylnitrile (cyanobutadiynyl) complexes.

Electrochemical and spectroelectrochemical studies of C-benzodiazaborolyl-ortho-carboranes (2013)
Journal Article
Weber, L., Kahlert, J., Boehling, L., Brockhinke, A., Stammler, H., Neumann, B., …Fox, M. (2013). Electrochemical and spectroelectrochemical studies of C-benzodiazaborolyl-ortho-carboranes. Dalton Transactions, 42(6), 2266-2281. https://doi.org/10.1039/c2dt32378h

Fifteen C-diazaborolyl-ortho-carboranes, 1-R′-2-R′′-1,2-C2B10H10, where R′ represents the groups 2-(1,3-Et2-1,3,2-N2BC6H4)-, 2-(1,3-Ph2-1,3,2-N2BC6H4)-, 2-(1,3-Ph2-5,6-Me2-1,3,2-N2BC6H2)-, 2-(1,3-iPr2-1,3,2-N2BC6H4)-, and 2-(1,3,2-N2BC6H6)- and where... Read More about Electrochemical and spectroelectrochemical studies of C-benzodiazaborolyl-ortho-carboranes.

Modification of Electrode Surfaces by Self-Assembled Monolayers of Thiol-Terminated Oligo(Phenyleneethynylene)s (2013)
Journal Article
Kaur, I., Zhao, X., Bryce, M., Schauer, P., Low, P., & Kataky, R. (2013). Modification of Electrode Surfaces by Self-Assembled Monolayers of Thiol-Terminated Oligo(Phenyleneethynylene)s. ChemPhysChem, 14(2), 431-440. https://doi.org/10.1002/cphc.201200744

The wire-like properties of four S-(4-{2-[4-(2-phenylethynyl)phenyl]ethynyl}phenyl) thioacetate derivatives, PhC≡CC6H4C≡CC6H4SAc (1), H2NC6H4C≡CC6H4C≡CC6H4SAc (2), PhC≡CC6H2(OMe)2C≡CC6H4SAc (3) and AcSC6H4C≡CC6H4C≡CC6H4SAc (4) (Figure 1), all of whic... Read More about Modification of Electrode Surfaces by Self-Assembled Monolayers of Thiol-Terminated Oligo(Phenyleneethynylene)s.

Synthesis and (spectro)electrochemical Behavior of 2,5-Diferrocenyl-1-pheny1-1H-phosphole (2013)
Journal Article
Miesel, D., Hildebrandt, A., Korb, M., Low, P., & Lang, H. (2013). Synthesis and (spectro)electrochemical Behavior of 2,5-Diferrocenyl-1-pheny1-1H-phosphole. Organometallics, 32(10), 2993-3002. https://doi.org/10.1021/om400201b

2,5-Diferrocenyl-1-phenyl-1H-phosphole (3) has successfully been prepared by a cyclization reaction of phenylphosphine with 1,4-diferrocenyl butadiyne. Subsequent reaction with elemental sulfur and selenium, respectively, leads to the formation of th... Read More about Synthesis and (spectro)electrochemical Behavior of 2,5-Diferrocenyl-1-pheny1-1H-phosphole.

Some Ruthenium Derivatives of Penta-1,4-diyn-3-one (2013)
Journal Article
Bruce, M. I., Burgun, A., Fox, M. A., Jevric, M., Low, P. J., Nicholson, B. K., …Zaitseva, N. N. (2013). Some Ruthenium Derivatives of Penta-1,4-diyn-3-one. Organometallics, 32(11), 3286-3299. https://doi.org/10.1021/om400208q

The reaction between Ru(C≡CH)(dppe)Cp* (1) and oxalyl chloride affords ({Ru(dppe)Cp*}C≡C)2CO (2) in 72% yield. Methylation (MeOTf) of 2 occurs first on the carbonyl oxygen, affording [({Ru(dppe)Cp*}C≡C)2C(OMe)]OTf ([3]OTf). A second methylation of [3... Read More about Some Ruthenium Derivatives of Penta-1,4-diyn-3-one.

Substitution of Tetracyanoethene by Ethynyl-Metal Complexes Gives Tricyanovinylethynyl (Tricyanobutenynyl) Derivatives: Syntheses, Protonation, and Addition of Metal-Ligand Fragments (2012)
Journal Article
Bruce, M. I., Fox, M. A., Low, P. J., Nicholson, B. K., Parker, C. R., Patalinghug, W. C., …White, A. H. (2012). Substitution of Tetracyanoethene by Ethynyl-Metal Complexes Gives Tricyanovinylethynyl (Tricyanobutenynyl) Derivatives: Syntheses, Protonation, and Addition of Metal-Ligand Fragments. Organometallics, 31(7), 2639-2657. https://doi.org/10.1021/om2007503

Syntheses, structures and redox properties of tris(pyrazolyl)borate-capped ruthenium vinyl complexes (2012)
Journal Article
Farmer, J. D., Man, W. Y., Fox, M. A., Yufit, D. S., Howard, J. A., Hill, A. F., & Low, P. J. (2012). Syntheses, structures and redox properties of tris(pyrazolyl)borate-capped ruthenium vinyl complexes. Journal of Organometallic Chemistry, 721-722, 173-185. https://doi.org/10.1016/j.jorganchem.2012.09.001

Reaction of RuHCl(CO)(PPh3)3 with aryl alkynes HCCC6H4R-4 [1: R = N(C6H4Me-4)2 (a), OMe (b), Me (c), CO2Me (d), NO2 (e)] gives the five-coordinate vinyl complexes Ru(CHCHC6H4R-4)Cl(CO)(PPh3)2 (2a–e). Reaction of 2a with excess PMe3 gives crystallogra... Read More about Syntheses, structures and redox properties of tris(pyrazolyl)borate-capped ruthenium vinyl complexes.

Simplifying the conductance profiles of molecular junctions: the use of the trimethylsilylethynyl moiety as a molecule-gold contact (2012)
Journal Article
Marqués-González, S., Yufit, D., Howard, J., Martin, S., Osorio, H., Garcia-Suarez, V., …Low, P. (2013). Simplifying the conductance profiles of molecular junctions: the use of the trimethylsilylethynyl moiety as a molecule-gold contact. Dalton Transactions, 42(2), 338-341. https://doi.org/10.1039/c2dt31825c

Conductance across a metal|molecule|metal junction is strongly influenced by the molecule–substrate contacts, and for a given molecular structure, multiple conductance values are frequently observed and ascribed to distinct binding modes of the conta... Read More about Simplifying the conductance profiles of molecular junctions: the use of the trimethylsilylethynyl moiety as a molecule-gold contact.

Synthesis, Structure and Electrochemical Properties of Triarylamine Bridged Dicobaltdicarbon Tetrahedrane Clusters (2012)
Journal Article
Man, W., Vincent, K., Spencer, H., Yufit, D., Howard, J., & Low, P. (2012). Synthesis, Structure and Electrochemical Properties of Triarylamine Bridged Dicobaltdicarbon Tetrahedrane Clusters. Journal of Cluster Science, 23(3), 853-872. https://doi.org/10.1007/s10876-012-0482-y

The reaction of [Co2(CO)6(dppm)] (1) with the ethynyl substituted triarylamines [N(C6H4-4-C≡CSiMe3)(C6H4Me-4)2] (2) or [N(C6H4-4-C≡CSiMe3)2(C6H4Me-4)] (3) affords [{Co2(CO)4(dppm)}{μ-(Me3SiC2-4-C6H4)N(C6H4Me-4)2}] (4) or a mixture of [Co2{μ-Me3SiC2-4... Read More about Synthesis, Structure and Electrochemical Properties of Triarylamine Bridged Dicobaltdicarbon Tetrahedrane Clusters.

Experimental and Theoretical Studies on Organic D-π-A Systems Containing Three-Coordinate Boron Moieties as both π-Donor and π-Acceptor (2012)
Journal Article
Weber, L., Eickhoff, D., Marder, T. B., Fox, M. A., Low, P. J., Dwyer, A. D., …Neumann, B. (2012). Experimental and Theoretical Studies on Organic D-π-A Systems Containing Three-Coordinate Boron Moieties as both π-Donor and π-Acceptor. Chemistry - A European Journal, 18(5), 1369-1382. https://doi.org/10.1002/chem.201102059

Four linear π-conjugated systems with 1,3-diethyl-1,3,2-benzodiazaborolyl [C6H4(NEt)2B] as a π-donor at one end and dimesitylboryl (BMes2) as a π-acceptor at the other end were synthesized. These unusual push–pull systems contain phenylene ([BOND]1,4... Read More about Experimental and Theoretical Studies on Organic D-π-A Systems Containing Three-Coordinate Boron Moieties as both π-Donor and π-Acceptor.

Ligand Redox Non-Innocence in Transition-Metal sigma-Alkynyl and Related Complexes (2012)
Journal Article
Schauer, P., & Low, P. (2012). Ligand Redox Non-Innocence in Transition-Metal sigma-Alkynyl and Related Complexes. European Journal of Inorganic Chemistry, 2012(3), 390-411. https://doi.org/10.1002/ejic.201100995

Transition-metal σ-alkynyl complexes are valuable functional materials that have found application as sructural units in the assembly of polymetallic arrays and large molecular structures, reagents for the transfer, oligomerisation or functionalisati... Read More about Ligand Redox Non-Innocence in Transition-Metal sigma-Alkynyl and Related Complexes.

The synthesis, molecular and electronic structure of cyanovinylidene complexes (2012)
Journal Article
Long, E. M., Brown, N. J., Man, W. Y., Fox, M. A., Yufit, D. S., Howard, J. A., & Low, P. J. (2012). The synthesis, molecular and electronic structure of cyanovinylidene complexes. Inorganica Chimica Acta, 380, 358-371. https://doi.org/10.1016/j.ica.2011.10.067

Reaction of the readily available metal acetylide complexes Ru(CCC6H4R-4)(PPh3)2Cp (R = OMe, Me, H, CN, CO2Me), Ru(CCFc)(PPh3)2Cp and Fe(CCC6H4R-4)(dppe)Cp (R = Me, H) with 1-cyano-4-dimethylaminopyridinium tetrafluoroborate affords cyanovinylidene c... Read More about The synthesis, molecular and electronic structure of cyanovinylidene complexes.

Noninnocent Ligand Behavior in Diruthenium Complexes Containing a 1,3-Diethynylbenzene Bridge (2009)
Journal Article
Fox, M., Farmer, J., Roberts, R., Humphrey, M., & Low, P. (2009). Noninnocent Ligand Behavior in Diruthenium Complexes Containing a 1,3-Diethynylbenzene Bridge. Organometallics, 28(17), 5266-5269. https://doi.org/10.1021/om900200n

The electronic structures of 1,3-{trans-Cl(dppe)2RuC≡C}2C6H4 (3) and 1,3-{Cp*(dppe)RuC≡C}2C6H4 (4) in their available redox states have been investigated using a combination of UV−vis−near-IR and IR spectroscopy and computational methods. In contrast... Read More about Noninnocent Ligand Behavior in Diruthenium Complexes Containing a 1,3-Diethynylbenzene Bridge.

Facile photoinduced charge separation through a cyanoacetylide bridge in a heterobimetallic Fe(ii)–Re(i) complex (2008)
Journal Article
Smith, M. E., Flynn, E. L., Fox, M. A., Trottier, A., Wrede, E., Yufit, D. S., …Low, P. J. (2008). Facile photoinduced charge separation through a cyanoacetylide bridge in a heterobimetallic Fe(ii)–Re(i) complex. Chemical Communications, 5845-5847. https://doi.org/10.1039/b811357b

Photoinduced Fe-to-bpy charge transfer in [{Cp(dppe)Fe}(μ-C[triple bond, length as m-dash]CC[triple bond, length as m-dash]N){Re(CO)3(bpy)}]PF6 has been observed by ps-TRIR spectroscopy, supported by UV-Vis/IR spectroelectrochemistry and DFT calculat... Read More about Facile photoinduced charge separation through a cyanoacetylide bridge in a heterobimetallic Fe(ii)–Re(i) complex.

Carborane radical anions: spectroscopic and electronic properties of a carborane radical anion with a 2n + 3 skeletal electron count (2007)
Journal Article
Fox, M., Nervi, C., Crivello, A., & Low, P. (2007). Carborane radical anions: spectroscopic and electronic properties of a carborane radical anion with a 2n + 3 skeletal electron count. Chemical Communications, 23, 2372-2374. https://doi.org/10.1039/b700110j

One-electron reduction of the well-known carborane 1,2-Ph2-1,2-C2B10H10 (1) gives rise to a stable carborane radical anion ([1]–) with a true 2n + 3 cluster electron count; the geometry of ([1]–) features an elongated CC cage distance but no signific... Read More about Carborane radical anions: spectroscopic and electronic properties of a carborane radical anion with a 2n + 3 skeletal electron count.