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Online since: July 2006
Authors: S. Dobrić, V. Dragojević-Simić, Lj. Suvajdžić, Karmen Stankov, A. Djordjević, V. Djordjević-Milić, Rade Injac, D. Vučković
Suvajdžić1,h
1Medical Faculty, Department of Pharamcy, University of Novi Sad, Hajduk Veljkova 3,
21000 Novi Sad, Serbia and Montenegro
2
Faculty of Sciences, Department of Chemistry, University of Novi Sad, Trg Dositeja Obradovića 3,
21000 Novi Sad, Serbia and Montenegro
3
National Poison Control Centre, Military Medical Academy, Crnotravska 11,
11000 Belgrade, Serbia and Montenegro
4
Faculty of Pharmacy, Institute of Pharmaceutical Biology, University of Ljubljana, Askerceva 7,
1000 Ljubljana, Slovenia
5Medical faculty University of Novi Sad, Department of Pathology, Hajduk Veljkova 3,
21000 Novi Sad, Serbia and Montenegro
6
Medical Faculty, Department of Biochemistry,University of Novi Sad, Futoški put 110,
21000 Novi Sad, Serbia and Montenegro
a
djwukie@uns.ns.ac.yu,
b
dvadj@ih.ns.ac.yu, c belicev@eunet.yu, dinjacrade@gmail.com,
e
dinvucko@eunet.yu , f stankovkarmen
The exact mechanism by which doxorubicin causes alterations in myocardial structure and function is still unknown.
Fullerenol C60(OH)24 Fullerenol C60(OH)24 was synthesized and characterized by original method in the Department of Chemistry, Faculty of Sciences, University of Novi Sad [10].
Kovacevic: Nitric Oxide: Biology and Chemistry Vol. 11 (2004), p. 201
The exact mechanism by which doxorubicin causes alterations in myocardial structure and function is still unknown.
Fullerenol C60(OH)24 Fullerenol C60(OH)24 was synthesized and characterized by original method in the Department of Chemistry, Faculty of Sciences, University of Novi Sad [10].
Kovacevic: Nitric Oxide: Biology and Chemistry Vol. 11 (2004), p. 201
Online since: January 2018
Authors: Uwaisulqarni M. Osman, Razali Mohd Hasmizam, Azieda Syafika N. Farizal, Nurhayati Ishak, Mohd Ikmar Nizam Mohamad Isa
Teimouri: Journal of Energy Chemistry Vol. 24 (2015), p. 770
Arshad, M.A.Kadir: X-Ray Structure Analysis Online Vol. 33, (2017) p. 5
Echevarria: European Journal of Medicinal Chemistry Vol. 103 (2015), p. 409
Cao: Journal of Electroanalytical Chemistry Vol. 694 (2013), p. 6.
Arshad, M.A.Kadir: X-Ray Structure Analysis Online Vol. 33, (2017) p. 5
Echevarria: European Journal of Medicinal Chemistry Vol. 103 (2015), p. 409
Cao: Journal of Electroanalytical Chemistry Vol. 694 (2013), p. 6.
Online since: May 2011
Authors: Si Fang Li, Miao Liu
Preparation of Acid-resistant Ultramarine Pigment by Dense Silica Coating Process
Sifang Lia and Miao Liub
Department of Chemical and Biochemical Engineering, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen 361005, China
asfli@xmu.edu.cn, bliumiao905@126.com
Keywords: Ultramarine blue, Pigment, Acid resistance, Silica coating.
Introduction Ultramarine blue pigment is aluminosilicate of sodalite structure with sulfur chromophore species entrapped within the so-called β cage [1].
Furlong, in: The Colloid Chemistry of Silica, edited by H.
Swartzfager, in: The Colloid Chemistry of Silica, edited by H.
Introduction Ultramarine blue pigment is aluminosilicate of sodalite structure with sulfur chromophore species entrapped within the so-called β cage [1].
Furlong, in: The Colloid Chemistry of Silica, edited by H.
Swartzfager, in: The Colloid Chemistry of Silica, edited by H.
Online since: August 2016
Authors: Sonal Thakore, Puran Singh Rathore
Development of Organic-Inorganic Hybrid Nanomaterials for Organic Transformations
Sonal Thakore* and Puran Singh Rathore
Department of Chemistry, Faculty of Science,
Maharaja Sayajirao University of Baroda, Vadodara 390 002, India
*Author for correspondence: E-Mail ID: drsonalit@gmail.com
Keywords: Nanocatalysis, nanoparticles, transesterification, hydrogenation, oxidation, Reduction, Magnetic nanocatalysts.
(1)Heterogeneous nature, (2) Higher surface area,(3) Easy separation and recycling efficiency, (4) Less fouling: less byproduct, easy work up, (5) Possibility of Surface modification, (6) Stability in organic solvents,(7) Enhanced reactivity and selectivity(8) Improved efficiency under mild and environmentally benign conditions (green chemistry) Higher efficiency of NPs catalysts under mild conditions, compared to traditional solid state catalysts isprobably due to their higher dispersion in solvent and three-dimensional rotational freedom.The high ratio of surface area to volume during nano-catalysis increases the catalyst accessibility and activity [1].
The products in all the cases were purified by column chromatography and structures confirmed by NMR.
Scheme-5 Schematic representation of synthesis of Fe3O4-L-DOPA nanocatalyst (I) and Fe3O4-LDOPA-Cu nanocatalyst (II) Scheme-6 Oxidation of benzyl alcohol to benzaldehyde by Fe3O4-LDOPA-Cu Conclusion Thus this study provides an extensive overview on the design, synthesis and applications of nanocatalysts for a wide range of synthetically significant reactions under mild and environmentally benign conditions.These systems offer efficient protocols for sustainable and eco-friendly future, leading to the development of active and selective materials for a wide variety of applicationsin the context of green chemistry.
(1)Heterogeneous nature, (2) Higher surface area,(3) Easy separation and recycling efficiency, (4) Less fouling: less byproduct, easy work up, (5) Possibility of Surface modification, (6) Stability in organic solvents,(7) Enhanced reactivity and selectivity(8) Improved efficiency under mild and environmentally benign conditions (green chemistry) Higher efficiency of NPs catalysts under mild conditions, compared to traditional solid state catalysts isprobably due to their higher dispersion in solvent and three-dimensional rotational freedom.The high ratio of surface area to volume during nano-catalysis increases the catalyst accessibility and activity [1].
The products in all the cases were purified by column chromatography and structures confirmed by NMR.
Scheme-5 Schematic representation of synthesis of Fe3O4-L-DOPA nanocatalyst (I) and Fe3O4-LDOPA-Cu nanocatalyst (II) Scheme-6 Oxidation of benzyl alcohol to benzaldehyde by Fe3O4-LDOPA-Cu Conclusion Thus this study provides an extensive overview on the design, synthesis and applications of nanocatalysts for a wide range of synthetically significant reactions under mild and environmentally benign conditions.These systems offer efficient protocols for sustainable and eco-friendly future, leading to the development of active and selective materials for a wide variety of applicationsin the context of green chemistry.
Online since: July 2012
Authors: Rui Song Yang, Yong Zhong Jin, Chun Hai Liu, Fa Ming Ye
Synthesis of ultrafine Cr3C2 powders by carbothermal reduction of precursors
Yongzhong Jin 1, 2, a, Faming Ye 1, b, Chunhai Liu1,c, Ruisong Yang 1,d
1Department of Materials and Chemistry Engineering, Sichuan University of Science and Engineering, Zigong 643000, China
2The Key Laboratory of Material Corrosion and Protection of Sichuan colleges and Universities, Zigong 643000, China
ajyzcd@163.com, b893812182@qq.com, clch0957@163.com, dyangruisong@gmail.com
Keywords: Chromium carbide; Powder synthesis; Carbothermal reduction; Precursor
Abstract.
Ammonium dichromate (Chengdu Jinshan Chemistry Agent Corp.
Ltd, China), glucose (Beijing Jingqiu Chemistry Corp.
It indicates that the chromic oxides- carbon mixtures are of amorphous structure.
Ammonium dichromate (Chengdu Jinshan Chemistry Agent Corp.
Ltd, China), glucose (Beijing Jingqiu Chemistry Corp.
It indicates that the chromic oxides- carbon mixtures are of amorphous structure.
Online since: December 2013
Authors: Jun Jie Gu, Ping Ning, Qing Qing Guan, Tao Xiu Mao, Rong Rong Miao, Qiu Ling Chen, Sen Lin Tian
It is a kind of complex phenolic polymers, including some aromatic ring [1],which lead to its structure is stable.
Baker: submitted to Industrial & Engineering Chemistry Research (1993) [3] D.
Baker: submitted to Industrial & Engineering Chemistry Research (1994) [4] P.
Savage: submitted to Industrial & Engineering Chemistry Research (2011) [5] Q.
Baker: submitted to Industrial & Engineering Chemistry Research (1993) [3] D.
Baker: submitted to Industrial & Engineering Chemistry Research (1994) [4] P.
Savage: submitted to Industrial & Engineering Chemistry Research (2011) [5] Q.
Online since: November 2013
Authors: Sureerut Amnuaypornsri, Jitladda Sakdapipanich, Adun Nimpaiboon
Role of gel content on the structural changes
of masticated natural rubber
Adun Nimpaiboon1,a, Sureerut Amnuaypornsri2,b
and Jitladda Sakdapipanich1,2,c
1Department of Chemistry and Center of Excellence for Innovation
in Chemistry, Faculty of Science, Mahidol University, Bangkok 10400, THAILAND
2Institute of Molecular Biosciences, Mahidol University at Salaya Campus, Nakhonpathom 73170, THAILAND
ajoey_jo999@hotmail.com, bsureeruta@hotmail.com, cjitladda.sak@mahidol.ac.th
Keywords: Natural rubber; Gel content; Mastication
Abstract.
Although many researchers have investigated the reduction of molecular weight and viscosity of NR caused by mastication, the studies on gel structure and gel content are still unclear [3].
The present work was supported by the collaboration between Mahidol University and Royal Golden Jubilee (RGJ) Ph.D. program: PHD/0257/2550, as well as the Center of Excellence for Innovation in Chemistry (PERCH-CIC).
Although many researchers have investigated the reduction of molecular weight and viscosity of NR caused by mastication, the studies on gel structure and gel content are still unclear [3].
The present work was supported by the collaboration between Mahidol University and Royal Golden Jubilee (RGJ) Ph.D. program: PHD/0257/2550, as well as the Center of Excellence for Innovation in Chemistry (PERCH-CIC).
Online since: August 2015
Authors: Pinsuda Viravathana, Passakorn Kongkinka, Kittima Chatrewongwan, Patraporn Saiwattanasuk
By promoting the Cu/ZnO catalysts with iron, the structural information and calcination behavior compared to the un-promoted one were investigated by X-ray diffraction (XRD), X-ray absorption near edge structure (XANES), extended X-ray absorption fine structure (EXAFS), and time-resolved X-ray absorption near edge structure
(TR-XANES).
The gaseous products were analyzed by gas chromatography (GC) and the structure of catalysts were characterized by X-ray diffraction (XRD), and X-ray absorption spectroscopy (XAS) including X-ray absorption near edge structure (XANES) and extended X-ray absorption fine structure (EXAFS), and time-resolved X-ray absorption near edge structure (TR-XANES).
The information on the oxidation state of Cu and Fe and the local structure was also obtained.
Acknowledgements The funding from Department of Chemistry, Faculty of Science, Kasetsart University Research and Development Institute (KURDI), and Center of Advanced Studies in Tropical Natural Resources at Kasetsart University are acknowledged.
The Structure of the Cu/ZnO Catalyst by an in-Situ EXAFS Study.
The gaseous products were analyzed by gas chromatography (GC) and the structure of catalysts were characterized by X-ray diffraction (XRD), and X-ray absorption spectroscopy (XAS) including X-ray absorption near edge structure (XANES) and extended X-ray absorption fine structure (EXAFS), and time-resolved X-ray absorption near edge structure (TR-XANES).
The information on the oxidation state of Cu and Fe and the local structure was also obtained.
Acknowledgements The funding from Department of Chemistry, Faculty of Science, Kasetsart University Research and Development Institute (KURDI), and Center of Advanced Studies in Tropical Natural Resources at Kasetsart University are acknowledged.
The Structure of the Cu/ZnO Catalyst by an in-Situ EXAFS Study.
Online since: November 2018
Authors: Graeme E. Murch, Scott William Sloan, Behdad Moghtaderi, Xian Feng Liu, Leila Momenzadeh, Irina V. Belova
The Journal of Physical Chemistry C, 117(34), 17583-17590
Physical Chemistry Chemical Physics. 14(47): p. 16209 - 16222
Physics and Chemistry of Minerals, 19(2), 80-87
The Journal of Physical Chemistry B, 106(20), 5241-5249
Physics and Chemistry of Minerals. 23(2): p. 89-93
Physical Chemistry Chemical Physics. 14(47): p. 16209 - 16222
Physics and Chemistry of Minerals, 19(2), 80-87
The Journal of Physical Chemistry B, 106(20), 5241-5249
Physics and Chemistry of Minerals. 23(2): p. 89-93
Online since: April 2018
Authors: Dragos Achiţei, Mirabela Georgiana Minciună
The paper presents a study on the structure of AISI 420 steel after heat treatments.
The mechanical characteristics of stainless steels depend, so the base structure after quenching but also the work temperature.
Table 3 presents the phases, cubic structure and crystallographic parameters of AISI 420 steel, in the 4 structural states.
Cecal, Chemistry Journal of Moldova.
General, Industrial and Ecological Chemistry, 5(1) (2010) 98-105
The mechanical characteristics of stainless steels depend, so the base structure after quenching but also the work temperature.
Table 3 presents the phases, cubic structure and crystallographic parameters of AISI 420 steel, in the 4 structural states.
Cecal, Chemistry Journal of Moldova.
General, Industrial and Ecological Chemistry, 5(1) (2010) 98-105