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Synthesis, structure, and cytotoxicity studies of oxidovanadium(IV and V) complexes bearing chelating phenolates (2019)
Journal Article
Miller-Shakesby, D. M., Nigam, S., Brookfield, A., McInnes, E. J., Prior, T. J., Archibald, S. J., & Redshaw, C. (2019). Synthesis, structure, and cytotoxicity studies of oxidovanadium(IV and V) complexes bearing chelating phenolates. Polyhedron, 171, 1-9. https://doi.org/10.1016/j.poly.2019.06.051

The interaction of [VO(acac)2] with 2,6-bis(hydroxymethyl)-4-methylphenol (L1H3) or 6,6/-methylenebis(4-tert-butyl-2-(hydroxymethyl)phenol) (L2H4) in refluxing toluene afforded, following work-up in ethanol, the complexes [VOL1]2 (1) and {[VO(acac)(H... Read More

Alkyl substituted 4-pyrrolidinopyridinium salts encapsulated in the cavity of cucurbit[10]uril (2019)
Journal Article
Xu, W., Liu, M., Escaño, M. C., Redshaw, C., Bian, B., Fan, Y., …Xiao, X. (in press). Alkyl substituted 4-pyrrolidinopyridinium salts encapsulated in the cavity of cucurbit[10]uril. New journal of chemistry = Nouveau journal de chimie, https://doi.org/10.1039/c9nj01089k

The interaction between cucuribit[10]uril (Q[10]) and a series of 4-pyrrolidinopyridinium salts bearing aliphatic substituents at the pyridinium nitrogen, namely 4-(C4H8N)C5H5NRBr, where R = Et (g1), n-butyl (g2), n-pentyl (g3), n-hexyl (g4), n-octyl... Read More

Vanadyl sulfates: molecular structure, magnetism and electrochemical activity (2018)
Journal Article
Ignaszak, A., Patterson, N., Radtke, M., Elsegood, M. R., Frese, J. W., Lipman, J. L., …Redshaw, C. (2018). Vanadyl sulfates: molecular structure, magnetism and electrochemical activity. Dalton transactions : an international journal of inorganic chemistry / RSoC, 47(44), 15983-15993. https://doi.org/10.1039/c8dt03626h

Reaction of differing amounts of vanadyl sulfate with p-tert-butylthiacalix[4]areneH4 and base allows access to the vanadyl-sulfate species [NEt4]4[(VO)4(3-OH)4(SO4)4]∙1/2H2O (1), [HNEt3]5[(VO)5(3-O)4(SO4)4]∙4MeCN (2∙4MeCN) and [NEt4]2[(VO)6(O)2(SO... Read More

A three-dimensional (time, wavelength and intensity) functioning fluorescent probe for the selective recognition/discrimination of Cu2+, Hg2+, Fe3+ and F- ions (2018)
Journal Article
Ruan, Q., Mu, L., Zeng, X., Zhao, J. L., Zeng, L., Chen, Z. M., …Redshaw, C. (2018). A three-dimensional (time, wavelength and intensity) functioning fluorescent probe for the selective recognition/discrimination of Cu2+, Hg2+, Fe3+ and F- ions. Dalton transactions : an international journal of inorganic chemistry / RSoC, 47(11), 3674-3678. doi:10.1039/c7dt04785a

We have strategically incorporated three different fluorophores at tren to construct a multi-energy donor/acceptor “smart” probe L. This probe operates by using three-dimensional scales (response time, wavelength and fluorescence intensity) which all... Read More

Click synthesis of a quinoline-functionalized hexahomotrioxacalix[3]arene : a turn-on fluorescence chemosensor for Fe³⁺ (2017)
Journal Article
Wu, C., Wang, C., Zhu, Q., Zeng, X., Redshaw, C., & Yamato, T. (2018). Click synthesis of a quinoline-functionalized hexahomotrioxacalix[3]arene : a turn-on fluorescence chemosensor for Fe³⁺. Sensors and actuators. B, Chemical, 254, (52-58). doi:10.1016/j.snb.2017.07.048. ISSN 0925-4005

A novel quinoline-functionalized hexahomotrioxacalix[3]arene L was synthesized via Click chemistry and its chemosensing properties with various metal ions were investigated. The chemosensor L exhibited a high selectivity for Fe³⁺ with little interfer... Read More

A quinoline-based fluorometric and colorimetric dual-modal pH probe and its application in bioimaging (2017)
Journal Article
Zhu, Q., Li, Z., Mu, L., Zeng, X., Redshaw, C., & Wei, G. (2018). A quinoline-based fluorometric and colorimetric dual-modal pH probe and its application in bioimaging. Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 188, (230-236). doi:10.1016/j.saa.2017.06.071. ISSN 1386-1425

The compound (E)-8-hydroxyl-2-[(E)-2-(2, 4-dihydroxyphenyl)vinyl]-quinoline (1) has been developed as a fluorometric and colorimetric dual-modal probe for pH detection in solution and in vivo. Remarkable changes in the fluorescence intensity with lar... Read More

A pyrene-based approach to tune emission color from blue to yellow (2017)
Journal Article
Wang, C., Ichiyanagi, H., Sakaguchi, K., Feng, X., Elsegood, M. R., Redshaw, C., & Yamato, T. (2017). A pyrene-based approach to tune emission color from blue to yellow. Journal of Organic Chemistry, 82(14), 7176-7182. https://doi.org/10.1021/acs.joc.7b00685

The development of functionalized, luminescent, pyrene-based monomers has been and continues to be an area of great interest in terms of the design and fabrication of optical and electronic devices. Herein, a facile strategy to tune the emission colo... Read More

A 2-Styryl-1,8-naphthyridine derivative as a versatile fluorescent probe for the selective recognition of Hg²⁺, Ag⁺ and F⁻ ions by tuning the solvent (2017)
Journal Article
Wu, Y. T., Zhao, J., Mu, L., Zeng, X., Wei, G., Redshaw, C., & Jin, Z. (2017). A 2-Styryl-1,8-naphthyridine derivative as a versatile fluorescent probe for the selective recognition of Hg²⁺, Ag⁺ and F⁻ ions by tuning the solvent. Sensors and actuators. B, Chemical, 252, 1089-1097. https://doi.org/10.1016/j.snb.2017.06.057

A novel fluorescent probe 1 has been synthesized by a microwave reaction, and its ion-binding and fluorescence-sensing properties have been investigated under different solvent conditions. The analysis results indicated that probe 1 can act as a mult... Read More

Synthesis and fluorescence emission properties of D-π-D monomers based on dithieno[3,2-b:2′,3′-d]thiophene (2017)
Journal Article
Wang, C., Do, J., Akther, T., Feng, X., Matsumoto, T., Tanaka, J., …Yamato, T. (2017). Synthesis and fluorescence emission properties of D-π-D monomers based on dithieno[3,2-b:2′,3′-d]thiophene. Journal of Luminescence, 188(388), 388-393. https://doi.org/10.1016/j.jlumin.2017.04.060

We herein present four highly fluorescent and stable D-π-D monomers (2), which were designed and synthesized using different types of aryl substituent as the donor via a Suzuki-Miyaura coupling reaction. We have studied these four symmetrical chromop... Read More

Organoaluminium complexes derived from Anilines or Schiff bases for ring opening polymerization of epsilon-caprolactone, delta-valerolactone and rac-lactide (2017)
Journal Article
Mo, S., Prior, T. J., Al-Khafaj, Y., Zhao, K., Wang, X., Elsegood, M. R., …Redshaw, C. (2017). Organoaluminium complexes derived from Anilines or Schiff bases for ring opening polymerization of epsilon-caprolactone, delta-valerolactone and rac-lactide. European Journal of Inorganic Chemistry, 2017(13), 1951-1965. https://doi.org/10.1002/ejic.201601415

Reaction of R¹R²CHN=CH(3,5-tBu₂C₆H₂-OH-2) (R¹ = R² = Me L¹H; R¹ = Me, R² = Ph L²H; R¹ = R2 = Ph L³H) with one equivalent of R³3Al (R³ = Me, Et) afforded [(L¹-³)AlR³₂] (L¹, R³ = Me 1, R³ = Et 2; L², R³ = Me 3, R³ = Et 4; L³ R³ = Me 5, R³ = Et 6); comp... Read More

Synthesis and conformations of [2.n]metacyclophan-1-ene epoxides and their conversion to [n.1]metacyclophanes (2017)
Journal Article
Akther, T., Islam, M. M., Rahman, S., Georghiou, P. E., Matsumoto, T., Tanaka, J., …Yamato, T. (2017). Synthesis and conformations of [2.n]metacyclophan-1-ene epoxides and their conversion to [n.1]metacyclophanes. Organic & biomolecular chemistry, 15(16), 3519-3527. https://doi.org/10.1039/C7OB00400A

A series of syn- and anti-[2.n]metacyclophan-1-enes have been prepared in good yields by McMurry cyclizations of 1,n-bis(5-tert-butyl-3-formyl-2-methoxyphenyl)alkanes. Significantly, acid catalyzed rearrangements of [2.n]metacyclophan-1-enes afforded... Read More

Supramolecular assembly of cucurbit[6]uril and N-butyl-4-pyrrolidinopyridine (2017)
Journal Article
Hou, H., Gao, Z., Bai, D., Tao, Z., Prior, T. J., Redshaw, C., & Xiao, X. (2017). Supramolecular assembly of cucurbit[6]uril and N-butyl-4-pyrrolidinopyridine. Supramolecular chemistry, 29(9), 680-685. https://doi.org/10.1080/10610278.2017.1304549

The nature of the supramolecular host-guest complex involving 4-pyrrolidinopyridine (BuPC4) and cucurbit[6]uril (Q[6]) has been investigated by NMR and UV spectroscopy, MALDI-TOF mass spectrometry, X-ray crystallography and isothermal titration calor... Read More

Alkyl substituted cucurbit[6]uril assisted competitive fluorescence recognition of lysine and methionine in aqueous solution (2017)
Journal Article
Bai, Q., Zhang, S., Chen, H., Sun, T., Redshaw, C., Zhang, J., …Tao, Z. (2017). Alkyl substituted cucurbit[6]uril assisted competitive fluorescence recognition of lysine and methionine in aqueous solution. ChemistrySelect, 2(8), 2569-2573. doi:10.1002/slct.201700053

The use of competitive ratiometric fluorescence indicator displacement chemosensors derived from two alkyl substituted cucurbit[6]uril-based host-guest complexes is reported. In particular, the differing binding abilities of two cucurbit[6]uril deriv... Read More

Synthesis, structure and photophysical properties of pyrene–based [5]helicenes : an experimental and theoretical study (2017)
Journal Article
Thuéry, P., Wang, C., Kihara, R., Feng, X., Thuery, P., Redshaw, C., & Yamato, T. (2017). Synthesis, structure and photophysical properties of pyrene–based [5]helicenes : an experimental and theoretical study. ChemistrySelect, 2(4), 1436-1441. https://doi.org/10.1002/slct.201601327

Pyrene-cored [5]helicenes were prepared by a facile, efficient Wittig reaction and an intramolecular photocyclization reaction utilising 2,7-di-tert-butylpyrene-4-carbaldehyde and naphthalene/pyrene-based phosphorus ylides. Optical properties based o... Read More

Multimetallic lithium complexes derived from the acids Ph₂C(X)CO₂H (X = OH, NH₂) : synthesis, structure and ring opening polymerization of lactides and lactones (2017)
Journal Article
Al-Khafaji, Y. F., Prior, T. J., Horsburgh, L., Elsegood, M. R. J., & Redshaw, C. (2017). Multimetallic lithium complexes derived from the acids Ph₂C(X)CO₂H (X = OH, NH₂) : synthesis, structure and ring opening polymerization of lactides and lactones. ChemistrySelect, 2(2), 759-768. https://doi.org/10.1002/slct.201602029

Reaction of LiOR (R=t-Bu, Ph) with the acids 2,2/-Ph₂C(X)(CO₂H), X=OH (benzH), NH₂ (dpgH) was investigated. For benzH, one equivalent LiOt-Bu in THF afforded [Li(benz)]2⋅2THF (1⋅2THF), which adopts a 1D chain structure. If acetonitrile is used (mild... Read More

Metallocalixarene catalysts: α-olefin polymerization and ROP of cyclic esters (2016)
Journal Article
Redshaw, C. (2016). Metallocalixarene catalysts: α-olefin polymerization and ROP of cyclic esters. Dalton transactions : an international journal of inorganic chemistry / RSoC, 45(22), 9018-9030. https://doi.org/10.1039/c6dt01529h

This perspective review discusses metallocalix[n]arene complexes that have been employed in either α-olefin polymerization or in the ring opening polymerization (ROP) of cyclic esters over the last 5 years. Synthesis, molecular structure and catalyti... Read More

Manganese coordination chemistry of bis(imino)phenoxide derived [2 + 2] Schiff-base macrocyclic ligands (2015)
Journal Article
Yang, W., Zhao, K., Wang, B., Redshaw, C., Elsegood, M. R., Zhao, J., & Yamato, T. (in press). Manganese coordination chemistry of bis(imino)phenoxide derived [2 + 2] Schiff-base macrocyclic ligands. Dalton transactions : an international journal of inorganic chemistry / RSoC, 45(1), 226-236. https://doi.org/10.1039/c5dt03453a

The [2 + 2] Schiff base macrocycles [2,2'-(CH₂CH₂)(C₆H₄N)₂-2,6-(4-RC₆H₃OH)]₂ (IʳH₂), upon reaction with MnCl₂ (two equivalents) afforded the bimetallic complex [Cl₃Mn(NCMe)][MnCl(IᵗᵇᵘH₂)] (2). Under similar conditions, use of the related [2 + 2] oxy-... Read More

Molybdenum complexes derived from the oxydianiline [(2-NH₂C₆H₄)₂O] : synthesis, characterization and ε-caprolactone ROP capability (2015)
Journal Article
Yang, W., Zhao, K., Redshaw, C., & Elsegood, M. R. J. (2015). Molybdenum complexes derived from the oxydianiline [(2-NH₂C₆H₄)₂O] : synthesis, characterization and ε-caprolactone ROP capability. Dalton transactions : an international journal of inorganic chemistry / RSoC, 44(29), 13133-13140. https://doi.org/10.1039/c5dt01799h

The reaction of Na₂MoO₄ with 2,2′-oxydianiline (2-aminophenylether), (2-NH₂C₆H₄)₂O, LH₄, in DME (DME = 1,2-dimethoxyethane) in the presence of Et₃N and Me₃SiCl afforded either the bis(imido) molybdenum(VI) complex {Mo(L)Cl₂(DME)} (1), where L = (2-NC... Read More

A uracil nitroso amine based colorimetric sensor for the detection of Cu²⁺ ions from aqueous environment and its practical applications (2015)
Journal Article
Patil, S. R., Nandre, J. P., Patil, P. A., Sahoo, S. K., Devi, M., Pradeep, C. P., …Patil, U. D. (2015). A uracil nitroso amine based colorimetric sensor for the detection of Cu²⁺ ions from aqueous environment and its practical applications. RSC advances, 5(28), 21464-21470. https://doi.org/10.1039/c4ra10419f

A simple uracil nitroso amine based colorimetric chemosensor (UNA-1) has been synthesized and screened for its cation recognition ability. Sensor UNA-1 exhibited a high sensitivity and selectivity towards Cu²⁺ ions in aqueous medium in the presence o... Read More

Influence of substituent position on thermal properties, photoluminescence and morphology of pyrene-fluorene derivatives (2015)
Journal Article
Feng, X., Hu, J., Wei, X., Redshaw, C., & Yamato, T. (2015). Influence of substituent position on thermal properties, photoluminescence and morphology of pyrene-fluorene derivatives. Journal of molecular structure, 1086(April), 216-222. https://doi.org/10.1016/j.molstruc.2015.01.018

New position-dependent conjugated hydrocarbon dyes containing a pyrene core and multi-fluorene moieties 3 have been synthesized and characterized by ¹H/¹³C NMR spectroscopy, as well as by optical and theoretical studies. The solubility of mono-, bis-... Read More