Emeritus Professor Carl Redshaw's Outputs (426)

Ferrous and cobaltous chloride complexes bearing 2-(1-(arylimino)methyl)-8- (1H-benzimidazol-2-yl)quinolines: Synthesis, characterization and catalytic behavior in ethylene polymerization (2011)
Journal Article
Xiao, T., Zhang, S., Li, B., Hao, X., Redshaw, C., Li, Y. S., & Sun, W. H. (2011). Ferrous and cobaltous chloride complexes bearing 2-(1-(arylimino)methyl)-8- (1H-benzimidazol-2-yl)quinolines: Synthesis, characterization and catalytic behavior in ethylene polymerization. Polymer, 52(25), 5803-5810. https://doi.org/10.1016/j.polymer.2011.10.037

The series of ligands 2-(1-(arylimino)methyl)-8-(1H-benzimidazol-2-yl) quinolines was synthesized and used to prepare new iron(II) and cobalt(II) dichloride complexes. X-ray diffraction studies revealed that the coordination geometry around the metal... Read More about Ferrous and cobaltous chloride complexes bearing 2-(1-(arylimino)methyl)-8- (1H-benzimidazol-2-yl)quinolines: Synthesis, characterization and catalytic behavior in ethylene polymerization.

2-(N-Alkylcarboxamide)-6-iminopyridyl palladium and nickel complexes: Coordination chemistry and catalysis (2011)
Journal Article
Zhang, W., Wang, Y., Yu, J., Redshaw, C., Hao, X., & Sun, W. H. (2011). 2-(N-Alkylcarboxamide)-6-iminopyridyl palladium and nickel complexes: Coordination chemistry and catalysis. Dalton Transactions : an international journal of inorganic chemistry, 40(48), 12856-12865. https://doi.org/10.1039/c1dt11079a

The 2-(N-alkylcarboxamide)-6-iminopyridine ligands (L1-L7) can bind as either mono-anionic tridentate NNN ligands on reaction with PdCl 2(CH3CN)2, to form complexes LPdCl (C1-C7), or as neutral tridentate NNO ligands with NiCl2·6H2O, to produce compl... Read More about 2-(N-Alkylcarboxamide)-6-iminopyridyl palladium and nickel complexes: Coordination chemistry and catalysis.

Ethylene polymerization catalysis by vanadium-based systems bearing sulfur-bridged calixarenes (2011)
Journal Article
Redshaw, C., Clowes, L., Hughes, D. L., Elsegood, M. R., & Yamato, T. (2011). Ethylene polymerization catalysis by vanadium-based systems bearing sulfur-bridged calixarenes. Organometallics, 30(21), 5620-5624. https://doi.org/10.1021/om200402u

Calixarenes bridged by thia (?S?), sulfinyl (?SO?), or sulfonyl (?SO 2-) linkers have been employed as ancillary ligands in vanadium-based ethylene polymerization and in the ring-opening polymerization of ε-caprolactone. For ethylene polymerization,... Read More about Ethylene polymerization catalysis by vanadium-based systems bearing sulfur-bridged calixarenes.

Synthesis, crystal structure and complexation behaviour of a thiacalix[4]arene bearing 1,2,3-triazole groups (2011)
Journal Article
Ni, X. L., Zeng, X., Hughes, D. L., Redshaw, C., & Yamato, T. (2011). Synthesis, crystal structure and complexation behaviour of a thiacalix[4]arene bearing 1,2,3-triazole groups. Supramolecular chemistry, 23(10), 689-695. https://doi.org/10.1080/10610278.2011.601603

The structure and complexation behaviour of 1,3-alternate-1,2,3-triazole based on thiacalix[4]arene,1,3-alternate-1 and 2 have been determined by means of X-ray analysis, fluorescence and 1H NMR spectroscopy. The X-ray results suggested that the nitr... Read More about Synthesis, crystal structure and complexation behaviour of a thiacalix[4]arene bearing 1,2,3-triazole groups.

2-[1-(2,6-Dibenzhydryl-4-methylphenylimino)ethyl]-6-[1-(arylimino)ethyl] pyridylcobalt(ii) dichlorides: Synthesis, characterization and ethylene polymerization behavior (2011)
Journal Article
Yu, J., Huang, W., Wang, L., Redshaw, C., & Sun, W. H. (2011). 2-[1-(2,6-Dibenzhydryl-4-methylphenylimino)ethyl]-6-[1-(arylimino)ethyl] pyridylcobalt(ii) dichlorides: Synthesis, characterization and ethylene polymerization behavior. Dalton Transactions : an international journal of inorganic chemistry, 40(39), 10209-10214. https://doi.org/10.1039/c1dt11062d

A series of unsymmetrical 2,6-bis(imino)pyridylcobalt(ii) complexes, {2-[2,6-(CH(C6H5)2)2-4-Me-C 6H2NC(CH3)]-6-(2,6-R12-4-R2-C6H2NCCH3)-C 5H3NCoCl2} where R1 = Me, Et or iPr, R2 = H or Me, together with the new symmetrical complex 2,6-[2,6-(CH(C6H5)2... Read More about 2-[1-(2,6-Dibenzhydryl-4-methylphenylimino)ethyl]-6-[1-(arylimino)ethyl] pyridylcobalt(ii) dichlorides: Synthesis, characterization and ethylene polymerization behavior.

2-(1-Aryliminoethylidene)quinolylnickel(II) dibromides: Synthesis, characterization and ethylene dimerization capability (2011)
Journal Article
Song, S., Li, Y., Redshaw, C., Wang, F., & Sun, W. H. (2011). 2-(1-Aryliminoethylidene)quinolylnickel(II) dibromides: Synthesis, characterization and ethylene dimerization capability. Journal of organometallic chemistry, 696(23), 3772-3778. https://doi.org/10.1016/j.jorganchem.2011.08.037

A series of 2-(1-aryliminoethylidene)quinoline derivatives (L1-L9) and the nickel(II) dibromides (C1-C9) thereof, were synthesized and characterized. The molecular structures of C2 (R1 = Et, R2 = H, R = Me) and C9 (R1 = iPr, R2 = H, R = iPr) were con... Read More about 2-(1-Aryliminoethylidene)quinolylnickel(II) dibromides: Synthesis, characterization and ethylene dimerization capability.

Synthesis, characterization, and ethylene polymerization behavior of 8-(nitroarylamino)-5,6,7-trihydroquinolylnickel dichlorides: Influence of the nitro group and impurities on catalytic activity (2011)
Journal Article
Zhang, L., Hao, X., Sun, W. H., & Redshaw, C. (2011). Synthesis, characterization, and ethylene polymerization behavior of 8-(nitroarylamino)-5,6,7-trihydroquinolylnickel dichlorides: Influence of the nitro group and impurities on catalytic activity. ACS Catalysis, 1(10), 1213-1220. https://doi.org/10.1021/cs200308b

The series of N-(5,6,7-trihydroquinolin-8-ylidene)nitroarylamine ligands (L1-L4) was prepared and used to synthesize the chloro-bridged dinickel complexes (Ni1-Ni4) and the bis-ligated mononickel(II) complex (Ni5) in good yield. Molecular structures... Read More about Synthesis, characterization, and ethylene polymerization behavior of 8-(nitroarylamino)-5,6,7-trihydroquinolylnickel dichlorides: Influence of the nitro group and impurities on catalytic activity.

Synthesis, characterization and ethylene (co-)polymerization behavior of half-titanocene 2-(1-(arylimino)ethyl)quinolin-8-olate chlorides (2011)
Journal Article
Huang, W., Li, B., Wang, Y., Zhang, W., Wang, L., Li, Y., Sun, W. H., & Redshaw, C. (2011). Synthesis, characterization and ethylene (co-)polymerization behavior of half-titanocene 2-(1-(arylimino)ethyl)quinolin-8-olate chlorides. Catalysis science & technology, 1(7), 1208-1215. https://doi.org/10.1039/c1cy00193k

The series of half-titanocene 2-(1-(arylimino)ethyl)quinolin-8-olate dichlorides, Cp′TiCl2L (Cp′ = η5-C 5H5 or η5-C5Me5, L = 2-(1-(2,6-R1-4-R2-phenylimino)ethyl)quinolin-8-olate), was synthesized via the stoichiometric reaction of Cp′TiCl3 with the c... Read More about Synthesis, characterization and ethylene (co-)polymerization behavior of half-titanocene 2-(1-(arylimino)ethyl)quinolin-8-olate chlorides.

Vanadium-based pro-catalysts bearing depleted 1,3-calix[4]arenes for ethylene or ε-caprolactone polymerization (2011)
Journal Article
Clowes, L., Redshaw, C., & Hughes, D. L. (2011). Vanadium-based pro-catalysts bearing depleted 1,3-calix[4]arenes for ethylene or ε-caprolactone polymerization. Inorganic chemistry, 50(16), 7838-7845. https://doi.org/10.1021/ic2010198

Reaction of [V(X)(OR)3] (X = O, Np-tolyl, R = nPr, tBu) with 5,11,17,23-tBu-25,27-dihydroxycalix[4]arene (LH2) led to the formation of [V(X)(OR)L]2 X = O, R = nPr (1); X = Np-tolyl, R = nPr (2); X = Np-tolyl, R = tBu (3) as the major product. In the... Read More about Vanadium-based pro-catalysts bearing depleted 1,3-calix[4]arenes for ethylene or ε-caprolactone polymerization.

Synthesis and characterization of trichlorotitanium 2-(2- pyridinyliminomethyl)phenolates and their ethylene (co-)polymerization behavior (2011)
Journal Article
Wang, Y., Zhang, W., Huang, W., Wang, L., Redshaw, C., & Sun, W. H. (2011). Synthesis and characterization of trichlorotitanium 2-(2- pyridinyliminomethyl)phenolates and their ethylene (co-)polymerization behavior. Polymer, 52(17), 3732-3737. https://doi.org/10.1016/j.polymer.2011.06.036

The series of trichlorotitanium 2-(2-pyridinyliminomethyl)phenolates, [4,6-tBu2C6H2O-2-CHNC5R 1-4N]TiCl3 (R1-4 = H (1); R1,3,4 = H, R2 = Me (2); R1,2,4 = H, R3 = Me (3); R 2,4 = H, R1,3 = Me (4); R1,3 = H, R2 = CF3, R4 = Cl (5)), were synthesized and... Read More about Synthesis and characterization of trichlorotitanium 2-(2- pyridinyliminomethyl)phenolates and their ethylene (co-)polymerization behavior.

Ratiometric fluorescent receptors for both Zn 2+ and H 2PO 4- ions based on a pyrenyl-linked triazole-modified homooxacalix[3]arene: A potential molecular traffic signal with an R-S latch logic circuit (2011)
Journal Article
Ni, X. L., Zeng, X., Redshaw, C., & Yamato, T. (2011). Ratiometric fluorescent receptors for both Zn 2+ and H 2PO 4- ions based on a pyrenyl-linked triazole-modified homooxacalix[3]arene: A potential molecular traffic signal with an R-S latch logic circuit. Journal of Organic Chemistry, 76(14), 5696-5702. https://doi.org/10.1021/jo2007303

A ratiometric fluorescent receptor with a C 3 symmetric structure based on a pyrene-linked triazole-modified homooxacalix[3]arene (L) was synthesized and characterized. This system exhibited an interesting ratiometric detection signal output for targ... Read More about Ratiometric fluorescent receptors for both Zn 2+ and H 2PO 4- ions based on a pyrenyl-linked triazole-modified homooxacalix[3]arene: A potential molecular traffic signal with an R-S latch logic circuit.

Synthesis, characterization and catalytic behavior toward ethylene of cobalt(II) and iron(II) complexes bearing 2-(1-aryliminoethylidene)quinolines (2011)
Journal Article
Song, S., Zhao, W., Wang, L., Redshaw, C., Wang, F., & Sun, W. H. (2011). Synthesis, characterization and catalytic behavior toward ethylene of cobalt(II) and iron(II) complexes bearing 2-(1-aryliminoethylidene)quinolines. Journal of organometallic chemistry, 696(18), 3029-3035. https://doi.org/10.1016/j.jorganchem.2011.06.003

A series of 2-(1-aryliminoethylidene)quinolines (L) were synthesized and used as bidentate N^N ligands in coordinating with metal (cobalt and iron) chlorides to form complexes of the type LMCl2, cobalt(II) (Co1-Co5) and iron(II) (Fe1-Fe5). All organi... Read More about Synthesis, characterization and catalytic behavior toward ethylene of cobalt(II) and iron(II) complexes bearing 2-(1-aryliminoethylidene)quinolines.

2-(1-(Arylimino)propyl)quinolin-8-olate half-titanocene dichlorides: Synthesis, characterization and ethylene (co-)polymerization behaviour (2011)
Journal Article
Huang, W., Sun, W. H., & Redshaw, C. (2011). 2-(1-(Arylimino)propyl)quinolin-8-olate half-titanocene dichlorides: Synthesis, characterization and ethylene (co-)polymerization behaviour. Dalton Transactions : an international journal of inorganic chemistry, 40(25), 6802-6809. https://doi.org/10.1039/c1dt10068h

A series of 2-(1-(arylimino)propyl)quinolin-8-olate half-titanocene dichlorides, Cp′TiCl2L (Cp′ = η5-C 5H5 or η5-C5Me5, L = 2-(1-(2,6-R1-4-R2-phenylimino)propyl)quinolin-8-olate), was synthesized via the stoichiometric reaction of Cp′TiCl3 with the c... Read More about 2-(1-(Arylimino)propyl)quinolin-8-olate half-titanocene dichlorides: Synthesis, characterization and ethylene (co-)polymerization behaviour.

Novel ion-pair receptors based on hexahomotrioxacalix[3]arene derivatives (2011)
Journal Article
Ni, X. L., Rahman, S., Zeng, X., Hughes, D. L., Redshaw, C., & Yamato, T. (2011). Novel ion-pair receptors based on hexahomotrioxacalix[3]arene derivatives. Organic & biomolecular chemistry, 9(19), 6535-6541. https://doi.org/10.1039/c1ob05564j

A series of novel heteroditopic hexahomotrioxacalix[3]arene triamide receptors capable of binding an anion and cation simultaneously in a cooperative fashion has been prepared. The lower rim functionalized cone- hexahomotrioxacalix[3]arene derivative... Read More about Novel ion-pair receptors based on hexahomotrioxacalix[3]arene derivatives.

2-Benzimidazolyl-N-phenylquinoline-8-carboxamide chromium(III) trichlorides: Synthesis and application for ethylene oligomerization and polymerization (2011)
Journal Article
Wang, D., Liu, S., Zeng, Y., Sun, W. H., & Redshaw, C. (2011). 2-Benzimidazolyl-N-phenylquinoline-8-carboxamide chromium(III) trichlorides: Synthesis and application for ethylene oligomerization and polymerization. Organometallics, 30(11), 3001-3009. https://doi.org/10.1021/om2001124

A series of chromium(III) complexes, LCrCl3 (C1-C6: L = 2-(1H-benzo- [d]imidazol-2-yl)-N-(2,6-R1-4-R2-phenyl) quinoline-8-carboxamide; C1: R1 = iPr, R2 = H; C2: R1 = Et, R2= H; C3: R1 = Me, R2 = H; C4: R1 = Me, R2 = Me; C5: R1 = H, R2 = H; C6: R 1 =... Read More about 2-Benzimidazolyl-N-phenylquinoline-8-carboxamide chromium(III) trichlorides: Synthesis and application for ethylene oligomerization and polymerization.

Amine influence in vanadium-based ethylene polymerisation pro-catalysts bearing bis(phenolate) ligands with 'pendant' arms (2011)
Journal Article
Lorber, C., Despagnet-Ayoub, E., Vendier, L., Arbaoui, A., & Redshaw, C. (2011). Amine influence in vanadium-based ethylene polymerisation pro-catalysts bearing bis(phenolate) ligands with 'pendant' arms. Catalysis science & technology, 1(3), 489-494. https://doi.org/10.1039/c1cy00089f

Two families of vanadium complexes bearing diphenolate ligands with different 'pendant' arms have been screened under various conditions for the polymerisation behaviour of ethylene. The presence of a bound amine arm was found to favour enhanced ther... Read More about Amine influence in vanadium-based ethylene polymerisation pro-catalysts bearing bis(phenolate) ligands with 'pendant' arms.

Iron(II) and cobalt(II) complexes bearing 8-(1-aryliminoethylidene) quinaldines: Synthesis, characterization and ethylene dimerization behavior (2011)
Journal Article
Song, S., Xiao, T., Redshaw, C., Hao, X., Wang, F., & Sun, W. H. (2011). Iron(II) and cobalt(II) complexes bearing 8-(1-aryliminoethylidene) quinaldines: Synthesis, characterization and ethylene dimerization behavior. Journal of organometallic chemistry, 696(13), 2594-2599. https://doi.org/10.1016/j.jorganchem.2011.03.039

The series of bidentate N^N iron(II) and cobalt(II) complexes containing 8-(1-aryliminoethylidene) quinaldine derived ligands, 8-[2,6-(R 1)2-4-R2-C6H2NC (Me)]-2-Me-C10H5N, were synthesized and characterized by elemental and spectroscopic techniques.... Read More about Iron(II) and cobalt(II) complexes bearing 8-(1-aryliminoethylidene) quinaldines: Synthesis, characterization and ethylene dimerization behavior.

2,6-dibenzhydryl- N -(2-phenyliminoacenaphthylenylidene)-4- methylbenzenamine nickel dibromides: Synthesis, characterization, and ethylene polymerization (2011)
Journal Article
Liu, H., Zhao, W., Hao, X., Redshaw, C., Huang, W., & Sun, W. H. (2011). 2,6-dibenzhydryl- N -(2-phenyliminoacenaphthylenylidene)-4- methylbenzenamine nickel dibromides: Synthesis, characterization, and ethylene polymerization. Organometallics, 30(8), 2418-2424. https://doi.org/10.1021/om200154a

A series of 2,6-dibenzhydryl-N-(2-phenyliminoacenaphthylenylidene)-4- methylbenzenamines (L1-L5) and the nickel(II) dibromide complexes thereof (C1-C5) were synthesized and fully characterized. The molecular structures of representative complexes wer... Read More about 2,6-dibenzhydryl- N -(2-phenyliminoacenaphthylenylidene)-4- methylbenzenamine nickel dibromides: Synthesis, characterization, and ethylene polymerization.

Synthesis and evaluation of a novel pyrenyl-appended triazole-based thiacalix[4]arene as a fluorescent sensor for Ag+ ion (2011)
Journal Article
Ni, X. L., Zeng, X., Redshaw, C., & Yamato, T. (2011). Synthesis and evaluation of a novel pyrenyl-appended triazole-based thiacalix[4]arene as a fluorescent sensor for Ag+ ion. Tetrahedron, 67(18), 3248-3253. https://doi.org/10.1016/j.tet.2011.03.008

New fluorescent chemosensors 1,3-alternate-1 and 2 with pyrenyl-appended triazole-based on thiacalix[4]arene were synthesized. The fluorescence spectra changes suggested that chemosensors 1 and 2 are highly selective for Ag + over other metal ions by... Read More about Synthesis and evaluation of a novel pyrenyl-appended triazole-based thiacalix[4]arene as a fluorescent sensor for Ag+ ion.

Synthesis, characterization and ethylene oligomerization behaviour of 8-(1-aryliminoethylidene)quinaldinylnickel dihalides (2011)
Journal Article
Song, S., Xiao, T., Liang, T., Wang, F., Redshaw, C., & Sun, W.-H. (2011). Synthesis, characterization and ethylene oligomerization behaviour of 8-(1-aryliminoethylidene)quinaldinylnickel dihalides. Catalysis science & technology, 1(1), 69-75. https://doi.org/10.1039/c0cy00002g

A series of 8-(1-aryliminoethylidene)quinaldines and the nickel halides thereof were synthesized and characterized, and the molecular structures of two representative nickel complexes were confirmed by single-crystal X-ray diffraction studies. Upon t... Read More about Synthesis, characterization and ethylene oligomerization behaviour of 8-(1-aryliminoethylidene)quinaldinylnickel dihalides.