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Diana Barrera-Oviedo et al.
Renal failure, 35(1), 132-137 (2012-11-02)
The exposure to hexavalent chromium is often known to cause acute renal failure. It has been found that nonenzymatic antioxidants and the induction of heme oxygenase 1 have protective effects against nephrotoxicity induced by potassium dichromate in vivo. In this
José Carlos Pelielo De Mattos et al.
Molecules (Basel, Switzerland), 17(11), 12974-12983 (2012-11-03)
Radiopharmaceuticals are employed in patient diagnostics and disease treatments. Concerning the diagnosis aspect, technetium-99m (99mTc) is utilized to label radiopharmaceuticals for single photon computed emission tomography (SPECT) due to its physical and chemical characteristics. 99mTc fixation on pharmaceuticals depends on
Qaisar Nadeem et al.
Pakistan journal of pharmaceutical sciences, 26(2), 353-357 (2013-03-05)
N-(2-Hydroxybenzyl)-2-amino-2-deoxy-D-glucose (NHADG) was synthesized by conjugation of salicylaldehyde to glucosamine. The obtained compound was well characterized via different analytical techniques. Labeling of the synthesized compound with technetium-99m ((99m)Tc) in pertechnetate form ((99m)Tc O4-) was carried out via chelation reaction in
Brendan Wampler et al.
Journal of food science, 77(6), C677-C683 (2012-05-18)
To determine volatile formation during storage and thawing, whole, pureed, blanched, and raw green and red bell peppers (Capsicum annuum) were frozen quickly or slowly then stored at -18 °C for up to 7 mo, with and without SnCl(2) addition
Olivier Germay et al.
Organic & biomolecular chemistry, 10(48), 9709-9733 (2012-11-17)
The tin(IV) chloride mediated cyclisation of (Z)-homoallylic alcohols using phenylselenenyl chloride or phthalimide in the presence of a Lewis acid followed by reductive removal of the phenylselenenyl group was found to give 2,5-cis-disubstituted tetrahydrofurans with excellent stereocontrol. Using this procedure
Fa-tang Li et al.
Journal of hazardous materials, 205-206, 164-170 (2012-01-11)
A new C5H9NO·SnCl2 coordinated ionic liquid (IL) was prepared by reacting N-methyl-pyrrolidone with anhydrous SnCl2. Desulfurization of dibenzothiophene (DBT) via extraction and oxidation with C5H9NO·SnCl2 IL as extractant, H2O2 and equal mol of CH3COOH as oxidants was investigated. The Nernst
Ryohei Okado et al.
Chemical & pharmaceutical bulletin, 60(1), 21-22 (2012-01-10)
A catalytic amount of tin(IV) chloride catalyzed formal [4+2] cycloaddition reaction of di-tert-butyl 2-ethoxycyclobutane-1,1-carboxylate with ketones or aldehydes to give diethyl 6-ethoxydihydro-2H-pyran-3,3(4H)-dicarboxylates, whereas two equivalents of trimethylsilyl triflate promoted tandem [4+2] cycloaddition and lactonization to afford 3-oxo-2,6-dioxabicyclo[2.2.2]octane-4-carboxylate esters.
Akash Katoch et al.
Journal of hazardous materials, 286, 229-235 (2015-01-16)
We report, and propose a mechanism for, the exceptional hydrogen gas (H2) sensing ability of ZnO nanofibers. In comparison to SnO2 nanofibers, ZnO nanofibers show outstanding H2 gas response and unmistakable H2 selectivity. Different from the reducing gas effect observed
Yousef Fazaeli et al.
Journal of fluorescence, 22(5), 1263-1270 (2012-06-15)
A series of 8-hydroxyquinoline complexes of tin, Q(2)SnCl(2) (Q = 2-methyl-8-hydroxyquinoline, 8-hydroxyquinoline, 5,7-dibromo-8-hydroxyquinoline, 5-chloro-8-hydroxyquinoline, 5,7-dichloro-8-hydroxyquinoline and 5-nitro-8-hydroxyquinoline) were prepared by reacting stannous dichloride with 8-hydroxyquinoline and its derivatives. All complexes were characterized by elemental analysis, mass spectrometry and infrared, UV-vis
Florian J Wegehaupt et al.
Acta odontologica Scandinavica, 70(4), 272-278 (2012-01-05)
Application of SnCl(2)/AmF/NaF containing mouth rinse showed good protection against erosion. The aim of the study was to evaluate if this is due to the amount of KOH-soluble fluoride (KOHsF) formed or its resistance under erosive conditions. One hundred and
Grégory Dupeyre et al.
Organic & biomolecular chemistry, 9(22), 7780-7790 (2011-10-07)
A six-step one-pot reaction was designed for synthesizing homodimeric 7-phenylindolo[3,2-a]carbazoles from 1H-indoles and β-nitrostyrenes, in the presence of SnCl(2)·2H(2)O. The reactions proceeded under very mild conditions and the desired heterocycles were obtained in moderate to good yields. An unprecedented mechanism
Aruna Korde et al.
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine, 96, 57-62 (2014-12-06)
A single vial freeze-dried kit formulation for preparation of three patients' dose of [(99m)Tc]TRODAT-1 has been developed for early diagnosis of Parkinson's disease (PD). Kits were evaluated to ascertain the purity, stability and batch to batch variations. Preclinical evaluation was
Tin (II) chloride dihydrate: A mild and efficient reagent for cleaving acetals.
Ford KL and Roskamp EJ.
Tetrahedron Letters, 33(9), 1135-1138 (1992)
Amit Pratap Singh et al.
Journal of the American Chemical Society, 134(10), 4998-5003 (2012-02-15)
Cationic and anionic species of heavier low-valent group 14 elements are intriguing targets in main group chemistry due to their synthetic potential and industrial applications. In the present study, we describe the synthesis of cationic (MCl(+)) and anionic (MCl(3)(-)) species
David J Hallett et al.
Organic & biomolecular chemistry, 10(30), 6130-6158 (2012-04-20)
Reactions of the allyltin trichloride 45 generated from (4S)-4-benzyloxypent-2-enyl(tributyl)stannane 1 with imines prepared from glyoxylates proceed with useful levels of 1,5-stereocontrol in favour of (4E)-2,6-anti-2-(alkylamino)-6-benzyloxyhept-4-enoates 49. This stereoselectivity, controlled by the chirality of the stannane, dominates over any intrinsic stereochemical
Betul Cekic et al.
Acta cirurgica brasileira, 27(9), 606-610 (2012-09-01)
Since Technetium-99m ((99m)Tc) has favorable physical and chemical characteristics, it is widely used radioisotope in Nuclear Medicine. However, stannous dichloride (SnCl(2)) has been widely used as a reducing agent in labeling procedure of pharmaceutical with radionuclide, it has been realized
Huamin Qiu et al.
Talanta, 98, 226-230 (2012-09-04)
A new method for determination of L-tryptophan (L-try) using the flow injection chemiluminescence (FI-CL) system of KMnO(4)-SnCl(2)-CHOH based on a graphene oxide-magnetite-molecularly imprinted polymer (GM-MIP) is described. The L-try GM-MIP was synthesized using graphene oxide (G) which improved the adsorption
Hedieh Saffari et al.
Mayo Clinic proceedings, 95(3), 449-458 (2020-03-07)
To determine if heparin labeled with 99mTechnetium (99mTc) could be an imaging probe to detect eosinophil-related inflammation in eosinophilic esophagitis and to determine the biodistribution and radiation dosimetry of 99mTc-heparin oral administration using image-based dosimetry models with esophageal modeling. Freshly
Rajendran Suresh et al.
The Journal of organic chemistry, 77(3), 1468-1476 (2012-01-11)
The synthesis of 2-(1H-pyrrolo[2,3-b]pyridin-3-yl)quinolines by a SnCl(2)-catalyzed multicomponent reaction has been described. The reaction proceeds chemo- and regioselectively in an atom-economic way, generating a library of 24 quinoline derivatives.
C Ganss et al.
Caries research, 45(6), 581-589 (2011-12-14)
New toothpastes with anti-erosion claims are marketed, but little is known about their effectiveness. This study investigates these products in comparison with various conventional NaF toothpastes and tin-containing products with respect to their erosion protection/abrasion prevention properties. In experiment 1
Anupam Bandyopadhyay et al.
Organic & biomolecular chemistry, 8(21), 4855-4860 (2010-08-25)
A facile synthetic route for the preparation of N-protected γ-amino β-keto esters from amino aldehydes and ethyl diazoacetate is described. The two component coupling is facilitated by tin(II) chloride followed by semipinacol rearrangement leading to the product in quantitative yield.
Luka A Wright et al.
Dalton transactions (Cambridge, England : 2003), 44(16), 7230-7241 (2015-03-20)
The 2-(2′-aniline)-6-imine-pyridines, 2-(C6H4-2′-NH2)-6-(CMe=NAr)C5H3N (Ar = 4-i-PrC6H4 (HL1a), 2,6-i-Pr2C6H3 (HL1b)), have been synthesised via sequential Stille cross-coupling, deprotection and condensation steps from 6-tributylstannyl-2-(2-methyl-1,3-dioxolan-2-yl)pyridine and 2-bromonitrobenzene. The palladium(II) acetate N,N,N-pincer complexes, [{2-(C6H4-2′-NH)-6-(CMe=NAr)C5H3N}Pd(OAc)] (Ar = 4-i-PrC6H4 (1a), 2,6-i-Pr2C6H3 (1b)), can be prepared by
Humaira Seema et al.
Nanotechnology, 23(35), 355705-355705 (2012-08-17)
Graphene sheets decorated with SnO(2) nanoparticles (RGO-SnO(2)) were prepared via a redox reaction between graphene oxide (GO) and SnCl(2). Graphene oxide (GO) was reduced to graphene (RGO) and Sn(2+) was oxidized to SnO(2) during the redox reaction, leading to a
Aili Sun et al.
Talanta, 88, 259-264 (2012-01-24)
The Zn-Sn nanoparticles/multiwall carbon nanotubes (Zn-SnNPs/MWNTs) nanocomposite film was prepared by electrodeposition of ZnCl(2) and SnCl(2) on MWNTs simultaneously in Ethaline ionic liquids. Then, based on immobilizing hemoglobin (Hb) within a novel Zn-SnNPs/MWNTs nanocomposite film (Hb/Zn-SnNPs/MWNTs), a novel hydrogen peroxide
Najmadin Azizi et al.
TheScientificWorldJournal, 2012, 908702-908702 (2012-06-01)
A simple deep eutectic solvent based on tin (II) chloride was used as a dual catalyst and environmentally benign reaction medium for an efficient synthesis of 3,4-dihydropyrimidin-2(1H)-one derivatives, from aromatic and aliphatic aldehydes, 1,3-dicarbonyl compounds, and urea in good-to-excellent yields
Qiu-Sha Tang et al.
International journal of nanomedicine, 6, 3077-3085 (2011-12-14)
The purpose of this study was to develop intraperitoneal hyperthermic therapy based on magnetic fluid hyperthermia, nanoparticle-wrapped cisplatin chemotherapy, and magnetic particles of albumin. In addition, to combine the multiple-killing effects of hyperthermal targeting therapy, chemotherapy, and radiotherapy, the albumin-nanoparticle
Matthew Currie et al.
Inorganic chemistry, 52(4), 1710-1721 (2012-06-09)
The anionic speciation of chlorostannate(II) ionic liquids, prepared by mixing 1-alkyl-3-methylimidazolium chloride and tin(II) chloride in various molar ratios, χ(SnCl2), was investigated in both solid and liquid states. The room temperature ionic liquids were investigated by (119)Sn NMR spectroscopy, X-ray
Ruthenium-catalysed synthesis of indoles from anilines and trialkanolamines in the presence of tin (II) chloride dihydrate.
Cho CS.
Chemical Communications (Cambridge, England), 9, 995-996 (1998)
Yumin Zheng et al.
Journal of labelled compounds & radiopharmaceuticals, 57(9), 584-592 (2014-07-30)
The objective of this study was to develop a kit formulation for [(99m) TcN(mpo)(PNP5)](+) (MPO = 2-mercaptopyridine oxide), ((99m) TcN-MPO) to support its clinical evaluations as a SPECT radiotracer. Radiolabeling studies were performed using three different formulations (two-vial formulation and single-vial formulations
Tin (II) Chloride Dihydrate Catalyzed Groebke Condensation: An Efficient Protocol for the Synthesis of 3-Aminoimidazo[1,2-a]pyridines.
Shaabani A, et al.
Chin. J. Chem., 27(2), 369-371 (2009)
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