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Subpicosecond HI elimination in the 266 nm photodissociation of branched iodoalkanes.
Todt MA , Datta S , Rose A , Leung K , Davis HF . Todt MA , et al. Phys Chem Chem Phys. 2020 Dec 7;22(46):27338-27347. doi: 10.1039/c9cp06460e. Phys Chem Chem Phys. 2020. PMID: 33231219
The 266 nm photodissociation dynamics of 1-iodopropane and 2-iodopropane were studied using photofragment translational energy spectroscopy using vacuum ultraviolet (VUV) photoionization and electron impact ionization detection of products. ...Significantly differen …
The 266 nm photodissociation dynamics of 1-iodopropane and 2-iodopropane were studied using photofragment translational energy …
pH responsive histidin-2-ylidene stabilized gold nanoparticles.
Young AJ, Eisen C, Rubio GMDM, Chin JM, Reithofer MR. Young AJ, et al. J Inorg Biochem. 2019 Oct;199:110707. doi: 10.1016/j.jinorgbio.2019.110707. Epub 2019 May 10. J Inorg Biochem. 2019. PMID: 31369908
For this purpose, N-acetyl-L-histidine ethyl ester was converted into its imidazolium salt either using methyl iodide or 2-iodopropane as alkylation agent. Subsequent reaction of the imidazolium salt with [Au(SMe(2))Cl] yielded the corresponding organometallic gold …
For this purpose, N-acetyl-L-histidine ethyl ester was converted into its imidazolium salt either using methyl iodide or 2-iodopro …
Selective synthesis of [2-(11)C]2-iodopropane and [1-(11)C]iodoethane using the loop method by reacting methylmagnesium bromide with [11C]carbon dioxide.
Zhang MR, Ogawa M, Yoshida Y, Suzuki K. Zhang MR, et al. Appl Radiat Isot. 2006 Feb;64(2):216-22. doi: 10.1016/j.apradiso.2005.07.025. Epub 2005 Sep 27. Appl Radiat Isot. 2006. PMID: 16194603
[2-(11)C]2-iodopropane ([2-(11)C]i-PrI) and [1-(11)C]iodoethane ([1-(11)C]EtI) were selectively synthesized using the loop method by reacting methylmagnesium bromide (MeMgBr) with [11C]carbon oxide ([11C]CO2), followed by treatment with LiAlH4 and then HI. ...
[2-(11)C]2-iodopropane ([2-(11)C]i-PrI) and [1-(11)C]iodoethane ([1-(11)C]EtI) were selectively synthesized using the loop met …
The Role of Momentum Partitioning in Covariance Ion Imaging Analysis.
Walmsley T, McManus JW, Kumagai Y, Nagaya K, Harries J, Iwayama H, Ashfold MNR, Britton M, Bucksbaum PH, Downes-Ward B, Driver T, Heathcote D, Hockett P, Howard AJ, Lee JWL, Liu Y, Kukk E, Milesevic D, Minns RS, Niozu A, Niskanen J, Orr-Ewing AJ, Owada S, Robertson PA, Rolles D, Rudenko A, Ueda K, Unwin J, Vallance C, Brouard M, Burt M, Allum F, Forbes R. Walmsley T, et al. J Phys Chem A. 2024 Jun 6;128(22):4548-4560. doi: 10.1021/acs.jpca.4c00999. Epub 2024 May 7. J Phys Chem A. 2024. PMID: 38713032 Free PMC article.
We apply these techniques to extensively characterize the dissociation of 1-iodopropane and 2-iodopropane dications prepared by site-selective ionization of the iodine atom using extreme ultraviolet intense femtosecond laser pulses with a photon energy of 95 eV. ...
We apply these techniques to extensively characterize the dissociation of 1-iodopropane and 2-iodopropane dications prepared b …
Probing halogen bonding interactions between heptafluoro-2-iodopropane and three azabenzenes with Raman spectroscopy and density functional theory.
Lambert EC, Williams AE, Fortenberry RC, Hammer NI. Lambert EC, et al. Phys Chem Chem Phys. 2022 May 18;24(19):11713-11720. doi: 10.1039/d2cp00463a. Phys Chem Chem Phys. 2022. PMID: 35506511
The potential formation of halogen bonded complexes between a donor, heptafluoro-2-iodopropane (HFP), and the three acceptor heterocyclic azines (azabenzenes: pyridine, pyrimidine, and pyridazine) is investigated herein through normal mode analysis via Raman spectro …
The potential formation of halogen bonded complexes between a donor, heptafluoro-2-iodopropane (HFP), and the three acceptor h …
Disentangling sequential and concerted fragmentations of molecular polycations with covariant native frame analysis.
McManus JW, Walmsley T, Nagaya K, Harries JR, Kumagai Y, Iwayama H, Ashfold MNR, Britton M, Bucksbaum PH, Downes-Ward B, Driver T, Heathcote D, Hockett P, Howard AJ, Kukk E, Lee JWL, Liu Y, Milesevic D, Minns RS, Niozu A, Niskanen J, Orr-Ewing AJ, Owada S, Rolles D, Robertson PA, Rudenko A, Ueda K, Unwin J, Vallance C, Burt M, Brouard M, Forbes R, Allum F. McManus JW, et al. Phys Chem Chem Phys. 2022 Sep 28;24(37):22699-22709. doi: 10.1039/d2cp03029b. Phys Chem Chem Phys. 2022. PMID: 36106844 Free article.
We present results from an experimental ion imaging study into the fragmentation dynamics of 1-iodopropane and 2-iodopropane following interaction with extreme ultraviolet intense femtosecond laser pulses with a photon energy of 95 eV. ...
We present results from an experimental ion imaging study into the fragmentation dynamics of 1-iodopropane and 2-iodopropane f …
Inhibition of ruminal microbial methane production by beta-cyclodextrin iodopropane, malate and their combination in vitro.
Mohammed N, Lila ZA, Ajisaka N, Hara K, Mikuni K, Hara K, Kanda S, Itabashi H. Mohammed N, et al. J Anim Physiol Anim Nutr (Berl). 2004 Jun;88(5-6):188-95. doi: 10.1111/j.1439-0396.2004.00456.x. J Anim Physiol Anim Nutr (Berl). 2004. PMID: 15189423
The objective of this study was to evaluate the effects of different concentrations of l-malate (0, 5, 10 and 20 mm), 2-iodopropane-beta-cyclodextrin complex (CD-IP) (0, 0.1, 0.2 and 0.4 mm) and a combination of malate (10 and 20 mm) plus CD-IP (0.2 and 0.4 mm) on m …
The objective of this study was to evaluate the effects of different concentrations of l-malate (0, 5, 10 and 20 mm), 2-iodopropan …
Divergent synthesis of organophosphate [11C]VX- and [11C]Sarin-surrogates from a common set of starting materials.
Hayes TR, Blecha JE, Thompson CM, Gerdes JM, VanBrocklin HF. Hayes TR, et al. Appl Radiat Isot. 2019 Sep;151:182-186. doi: 10.1016/j.apradiso.2019.05.033. Epub 2019 May 24. Appl Radiat Isot. 2019. PMID: 31202183 Free PMC article.
Radiolabeled 1-[(11)C]ethyl, 4-nitrophenyl methylphosphonate (VX surrogate) and 2-[(11)C]-propanyl, 4-nitrophenyl methylphosphonate (sarin surrogate) were developed as organophosphate (OP) tracers. The [(11)C]ethyl- and [(11)C]isopropyl-iodide radiolabeled synthons …
Radiolabeled 1-[(11)C]ethyl, 4-nitrophenyl methylphosphonate (VX surrogate) and 2-[(11)C]-propanyl, 4-nitrophenyl methylphosphonate (sarin s …
Asymmetric Synthesis of Chiral Sulfimides through the O-Alkylation of Enantioenriched Sulfinamides and Addition of Carbon Nucleophiles.
Tsuzuki S, Kano T. Tsuzuki S, et al. Angew Chem Int Ed Engl. 2023 Apr 11;62(16):e202300637. doi: 10.1002/anie.202300637. Epub 2023 Mar 8. Angew Chem Int Ed Engl. 2023. PMID: 36807500
The key step of this method is a stereospecific oxygen-selective alkylation of enantioenriched sulfinamides, which is accomplished by using isopropyl iodide, K(2) CO(3) , and DMPU. The resulting chiral sulfinimidate esters are transformed to chiral sulfimides by the …
The key step of this method is a stereospecific oxygen-selective alkylation of enantioenriched sulfinamides, which is accomplished by using …
32 results