Works about ISOMERS

Results: 3547

Chromatography–Mass Spectrometry of Trinitrotoluene Isomers in the Negative Ionization Mode Under Resonance Electron Capture.

Published in:

Journal of Analytical Chemistry, 2025, v. 80, n. 6, p. 1089, doi. 10.1134/S1061934825700431

By:

Khatymov, R. V.;
Terentyev, A. G.;
Dudkin, A. V.;
Dyachkov, A. V.;
Krykin, M. D.

Publication type:

Article

A Theoretical Analysis of the 19F NMR Spectrum of 5-(Perfluoroethyl)-3,4,5-tris(trifluoromethyl)pyrazolidin-3-ol.

Published in:

Croatica Chemica Acta, 2025, v. 97, n. 3, p. 87, doi. 10.5562/cca4119

By:

Alkorta, Ibon;
Elguero, José

Publication type:

Article

Synthesis, Characterization and Study of E/Z Isomerization in 3-(2-(2,4-Dimethylphenyl) Hydrazono)-6-Fluoroquinolin-(1H, 3H)-2, 4-Dione.

Published in:

Polycyclic Aromatic Compounds, 2025, v. 45, n. 5, p. 884, doi. 10.1080/10406638.2024.2421235

By:

Rufchahi, Enayatollah Moradi;
Ashouri Mirsadeghi, Fatemeh

Publication type:

Article

The significant contribution of biomass burning to methanol-soluble nitrogenous organics and its evolution during the highly-humid haze event in urban Wuhan.

Published in:

NPJ Climate & Atmospheric Science, 2025, v. 8, n. 1, p. 1, doi. 10.1038/s41612-025-01118-5

By:

He, Xuehui;
Zeng, Ping;
Zhu, Yanping;
Xu, Shan;
Wang, Haoqian;
Wan, Yibei;
Xu, Chunyu;
Lu, Zongyao;
Guo, Xiaomeng;
La, Ziwei;
Sa, Lele;
Yin, Rujing;
An, Zhaojin;
Liu, Yanqun;
Yu, Huan;
Jiang, Jingkun;
Li, Xiaoxiao;
Cheng, Hairong

Publication type:

Article

Pyridyl-Ala in the third position of radiolabeled somatostatin antagonists: the effect of regioisomeric substitution.

Published in:

EJNMMI Radiopharmacy & Chemistry, 2025, v. 10, n. 1, p. 1, doi. 10.1186/s41181-025-00363-6

By:

Mansi, Rosalba;
Bertarelli, Natalie;
Del Pozzo, Luigi;
Zanger, Sandra;
Basaco Bernabeu, Tais;
Maecke, Helmut;
Fani, Melpomeni

Publication type:

Article

The chemical composition of the aerial parts' essential oil of matthiola fruticulosa (L.) maire growing in Sicily, Italy.

Published in:

Natural Product Research, 2025, v. 39, n. 13, p. 3857, doi. 10.1080/14786419.2024.2330521

By:

Badalamenti, Natale;
Vaglica, Alessandro;
Porrello, Antonella;
Ilardi, Vincenzo;
Bruno, Maurizio

Publication type:

Article

Chemical variability of Hertia cheirifolia (L.) Kuntze essential oils and incidence on antioxidant and anticholinesterase activities.

Published in:

Journal of Essential Oil Research, 2020, v. 32, n. 1, p. 53, doi. 10.1080/10412905.2019.1622603

By:

Rahali, Najoua;
Younsi, Faten;
Boussaid, Mohamed;
Messaoud, Chokri

Publication type:

Article

Optimization and validation of an HPLC‐HRMS method through semipreparative HPLC system for determining phytosterol oxidation products during refining processing and storage of vegetable oils.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2024, v. 101, n. 8, p. 735, doi. 10.1002/aocs.12826

By:

Calaminici, Raffaele;
Salgarella, Nicolò Ivan;
Cardenia, Vladimiro;
Forte, Emanuele

Publication type:

Article

A Practical Method for Analysis of Triacylglycerol Isomers Using Supercritical Fluid Chromatography.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2021, v. 98, n. 1, p. 21, doi. 10.1002/aocs.12432

By:

Masuda, Koji;
Abe, Kosuke;
Murano, Yoshihiro

Publication type:

Article

A Soap‐Free Strategy for One‐Pot Synthesizing Conjugated Linoleic Acid: Alkali Isomerization of Linoleic Acid through Preferential Esterification Pathway.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2020, v. 97, n. 9, p. 1021, doi. 10.1002/aocs.12400

By:

San, Khin Nyein Ei;
Fan, Ye;
Fang, Yun;
Xia, Yongmei;
Ma, Lin

Publication type:

Article

Formation Kinetics of Monomeric Cyclic Fatty Acid Methyl Esters of Alpha‐Linolenic Acid: Effects of Mono cis/trans Isomers.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2020, v. 97, n. 6, p. 615, doi. 10.1002/aocs.12348

By:

Desmarais, Amélie;
Sébédio, Jean‐Louis;
Belkacemi, Khaled;
Arul, Joseph;
Angers, Paul

Publication type:

Article

Effect of Surface Modification of H+‐Mordenite on the Isomerization of Oleic Acid into Branched‐Chain Isomers.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2018, v. 95, n. 11, p. 1357, doi. 10.1002/aocs.12142

By:

Fan, Mingming;
Si, Tengfei;
Zhang, Pingbo

Publication type:

Article

Green Synthesis of Double Long-Chain Diglycerol Diacetal and Its Application as Lubricating Base Oil.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2017, v. 94, n. 10, p. 1301, doi. 10.1007/s11746-017-3035-6

By:

Li, Xu;
Chen, Li;
Wu, Lan;
Xu, Hong;
Dong, Jinxiang

Publication type:

Article

Extraction of Vitamin E Isomers from Palm Oil: Methodology, Characterization, and in Vitro Anti-Tumor Activity.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2017, v. 94, n. 9, p. 1209, doi. 10.1007/s11746-017-3025-8

By:

Abu‐Fayyad, Ahmed;
Nazzal, Sami

Publication type:

Article

Selective Enrichment of Conjugated Linoleic Acid Isomers in Their Mixtures Using Combined Chemical and Enzymatic Methods.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2017, v. 94, n. 4, p. 577, doi. 10.1007/s11746-017-2970-6

By:

Kim, Jiwon;
Chung, Min‐Yu;
Choi, Hee‐Don;
Choi, In‐Wook;
Kim, In‐Hwan;
Chun, Hyang Sook;
Kim, Byung Hee

Publication type:

Article

Evaluation of Isolated Impact of Trans Fatty Acids on Short Dough Product.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2016, v. 93, n. 8, p. 1015, doi. 10.1007/s11746-016-2860-3

By:

Sahin, Kubra;
Mert, Behic;
Tekin, Aziz

Publication type:

Article

Ratios of Regioisomers of the Molecular Species of Triacylglycerols in Lesquerella ( Physaria fendleri) Oil Estimated by Mass Spectrometry.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2016, v. 93, n. 2, p. 183, doi. 10.1007/s11746-015-2769-2

By:

Lin, Jiann‐Tsyh;
Fagerquist, Clifton K.;
Chen, Grace Q.

Publication type:

Article

Profile of (n-9) and (n-7) Isomers of Monounsaturated Fatty Acids of Radish ( Raphanus sativus L.) seeds.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2015, v. 92, n. 3, p. 345, doi. 10.1007/s11746-015-2600-0

By:

Kaymak, Haluk Caglar

Publication type:

Article

Optimization of Lipase-Catalyzed Fractionation of Two Conjugated Linoleic Acid (CLA) Isomers.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2014, v. 91, n. 4, p. 571, doi. 10.1007/s11746-013-2394-x

By:

Jafari, Maryam;
Kadivar, Mahdi;
Goli, Sayed Amir Hossein;
Ghiaci, Mehran

Publication type:

Article

High trans,trans Conjugated Linoleic Acid-Rich Triacylglyceride Production by Photo-Irradiation.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2014, v. 91, n. 4, p. 681, doi. 10.1007/s11746-013-2399-5

By:

Shah, Utkarsh;
Proctor, Andrew;
Yettella, Ramesh R.

Publication type:

Article

Distribution of (n-9) and (n-7) Isomers of Monounsaturated Fatty Acids in Indian Mustard ( Brassica juncea).

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2014, v. 91, n. 3, p. 463, doi. 10.1007/s11746-013-2387-9

By:

Bhogal, N. S.;
Bala, Manju;
Kumar, Sandeep;
Nanjundan, J.;
Singh, Y. P.

Publication type:

Article

Analysis of CLA Isomer Distribution in Nutritional Supplements by Single Column Silver-Ion HPLC.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2013, v. 90, n. 3, p. 327, doi. 10.1007/s11746-012-2176-x

By:

Cossignani, L.;
Giua, L.;
Lombardi, G.;
Simonetti, M. S.;
Damiani, P.;
Blasi, F.

Publication type:

Article

Ratios of Regioisomers of Minor Acylglycerols Less Polar than Triricinolein in Castor Oil Estimated by Mass Spectrometry.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2012, v. 89, n. 10, p. 1785, doi. 10.1007/s11746-012-2083-1

By:

Lin, Jiann-Tsyh;
Chen, Grace

Publication type:

Article

Selective Microbial Degradation of Saturated Methyl Branched-Chain Fatty Acid Isomers.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2012, v. 89, n. 10, p. 1885, doi. 10.1007/s11746-012-2092-0

By:

Ngo, Helen;
Ashby, Richard;
Nuñez, Alberto

Publication type:

Article

STABILITY AND SIZE EFFECT ANALYSIS OF THIN MAGNESIUM NANOWIRES.

Published in:

International Journal of Nanoscience, 2010, v. 9, n. 1/2, p. 47, doi. 10.1142/S0219581X10006521

By:

KUMAR, SANJEEV;
SRIVASTAVA, PANKAJ

Publication type:

Article

An improved method for the separation of carotenoids and carotenoid isomers by liquid chromatography–mass spectrometry.

Published in:

Journal of Separation Science, 2021, v. 44, n. 2, p. 539, doi. 10.1002/jssc.202000902

By:

Li, Shuang;
Tang, Xinyi;
Lu, Yingying;
Xu, Jilin;
Chen, Juanjuan;
Chen, Haimin

Publication type:

Article

Two‐dimensional liquid chromatography analysis of all‐trans‐, 9‐cis‐, and 13‐cis‐astaxanthin in raw extracts from Phaffia rhodozyma.

Published in:

Journal of Separation Science, 2020, v. 43, n. 16, p. 3206, doi. 10.1002/jssc.202000257

By:

Du, Xiping;
Wang, Chun;
Wu, Ling;
Li, Zhipeng;
Sadiq, Faizan Ahmed;
Jiang, Zedong;
Chen, Feng;
Ni, Hui;
Li, Qingbiao

Publication type:

Article

Investigation on the chiral recognition mechanism between verteporfin and cholate salts by capillary electrophoresis.

Published in:

Journal of Separation Science, 2020, v. 43, n. 14, p. 2905, doi. 10.1002/jssc.202000026

By:

Xu, Zhongqi;
Xue, Tianfeng;
He, Tao

Publication type:

Article

Purification and antioxidant capacity analysis of anthocyanin glucoside cinnamic ester isomers from Solanum nigrum fruits.

Published in:

Journal of Separation Science, 2020, v. 43, n. 12, p. 2311, doi. 10.1002/jssc.201901289

By:

Meng, XuanLin;
Li, Yang;
Lu, Chongchong;
Zhao, Man;
Li, Ming;
Wang, ShaoLi;
Zhao, ChangBao;
Lin, Bao;
Shang, LuYue;
Chu, Zhaohui;
Ding, Xinhua

Publication type:

Article

Comprehensive separation of iridoid glycosides and triterpenoid saponins from Dipsacus asper with salt‐containing solvent by high‐speed countercurrent chromatography coupled with recycling mode.

Published in:

Journal of Separation Science, 2020, v. 43, n. 7, p. 1265, doi. 10.1002/jssc.201901186

By:

Yu, Jinqian;
Zhang, Jinqiang;
Sun, Xiaowei;
Xiao, Chenghong;
Wang, Xiao;
Zhou, Tao

Publication type:

Article

Non‐hybridization single nucleotide polymorphism detection and genotyping assay through direct discrimination of single base mutation by capillary electrophoretic separation of single‐stranded DNA.

Published in:

Journal of Separation Science, 2020, v. 43, n. 3, p. 657, doi. 10.1002/jssc.201900897

By:

Takahashi, Toru;
Fukagawa, Mayu;
Sakurai, Takao;
Hoshino, Hitoshi

Publication type:

Article

A practicable strategy for enrichment and separation of four minor flavonoids including two isomers from barley seedlings by macroporous resin column chromatography, medium‐pressure LC, and high‐speed countercurrent chromatography.

Published in:

Journal of Separation Science, 2019, v. 42, n. 9, p. 1717, doi. 10.1002/jssc.201801324

By:

Wang, Nana;
Chen, Tao;
Yang, Xue;
Shen, Cheng;
Li, Hongmei;
Wang, Shuo;
Zhao, Jingyang;
Chen, Jilin;
Chen, Zhi;
Li, Yulin

Publication type:

Article

Separation of six compounds including two n‐butyrophenone isomers and two stibene isomers from Rheum tanguticum Maxim by recycling high speed counter‐current chromatography and preparative high‐performance liquid chromatography.

Published in:

Journal of Separation Science, 2018, v. 41, n. 19, p. 3660, doi. 10.1002/jssc.201800411

By:

Chen, Tao;
Yang, Xue;
Wang, Nana;
Li, Hongmei;
Zhao, Jingyang;
Li, Yulin

Publication type:

Article

Highly efficient high‐performance liquid chromatographic separation of xylene isomers and phthalate acid esters on a homemade DUT‐67(Zr) packed column.

Published in:

Journal of Separation Science, 2018, v. 41, n. 12, p. 2528, doi. 10.1002/jssc.201800119

By:

Chen, Sha;
Li, Xiao‐Xin;
Feng, Fan;
Li, Sumei;
Han, Jia‐Hui;
Jia, Zi‐Yi;
Shu, Lun;
Somsundaran, P.;
Li, Jian‐Rong

Publication type:

Article

Analysis of new psychoactive substances in human urine by ultra‐high performance supercritical fluid and liquid chromatography: Validation and comparison.

Published in:

Journal of Separation Science, 2018, v. 41, n. 10, p. 2288, doi. 10.1002/jssc.201800006

By:

Borovcová, Lucie;
Pauk, Volodymyr;
Lemr, Karel

Publication type:

Article

Elution–extrusion countercurrent chromatography separation of six pairs of isomeric iridoids from Cornus officinalis Sieb. et Zucc. guided by ion current extraction in mass spectrometry.

Published in:

Journal of Separation Science, 2018, v. 41, n. 10, p. 2279, doi. 10.1002/jssc.201701516

By:

Liang, Jinru;
Sun, Wenji

Publication type:

Article

Dispersive micro‐solid‐phase extraction combined with online preconcentration by capillary electrophoresis for the determination of glycopyrrolate stereoisomers in rat plasma.

Published in:

Journal of Separation Science, 2018, v. 41, n. 6, p. 1395, doi. 10.1002/jssc.201700753

By:

Liu, Yongjing;
Yu, Lishuang;
Zhang, Hua;
Chen, Dawei

Publication type:

Article

Simultaneous quantitative assessment of nine glycosides in tobacco by liquid chromatography–tandem mass spectrometry.

Published in:

Journal of Separation Science, 2018, v. 41, n. 5, p. 1009, doi. 10.1002/jssc.201700880

By:

Yuan, Yue;
Zhou, Rong;
Li, Dongliang;
Luo, Cheng;
Li, Guoyou

Publication type:

Article

Strategies for analysis of isomeric peptides.

Published in:

Journal of Separation Science, 2018, v. 41, n. 1, p. 385, doi. 10.1002/jssc.201700852

By:

Jansson, Erik T.

Publication type:

Article

Rapid determination of lipophilic vitamins in human serum by ultra-high performance liquid chromatography using a fluorinated column and high-throughput miniaturized liquid-liquid extraction.

Published in:

Journal of Separation Science, 2017, v. 40, n. 17, p. 3375, doi. 10.1002/jssc.201700492

By:

Cervinkova, Barbora;
Krcmova, Lenka Kujovska;
Klabackova, Sava;
Solichova, Dagmar;
Solich, Petr

Publication type:

Article

Purification of lignans from Fructus Arctii using off-line two-dimensional supercritical fluid chromatography/reversed-phase liquid chromatography.

Published in:

Journal of Separation Science, 2017, v. 40, n. 16, p. 3231, doi. 10.1002/jssc.201700139

By:

Yang, Bichao;
Xin, Huaxia;
Wang, Feier;
Cai, Jianfeng;
Liu, Yanfang;
Fu, Qing;
Jin, Yu;
Liang, Xinmiao

Publication type:

Article

Separation of single-base sequential isomers of single-stranded DNA by capillary electrophoresis and its application in the discrimination of single-base DNA mutations.

Published in:

Journal of Separation Science, 2017, v. 40, n. 15, p. 3153, doi. 10.1002/jssc.201700443

By:

Sakurai, Takao;
Hoshino, Hitoshi;
Takahashi, Toru

Publication type:

Article

Separation of six xanthones from Swertia franchetiana by high-speed countercurrent chromatography.

Published in:

Journal of Separation Science, 2017, v. 40, n. 11, p. 2515, doi. 10.1002/jssc.201601134

By:

Li, Hongmei;
Chen, Tao;
Sun, Jing;
Wang, Weiqing;
Li, Yulin

Publication type:

Article

Enantiomeric high-performance liquid chromatography resolution and absolute configuration of 6β-benzoyloxy-3α-tropanol.

Published in:

Journal of Separation Science, 2016, v. 39, n. 14, p. 2720, doi. 10.1002/jssc.201600061

By:

Muñoz, Marcelo A.;
González, Natalia;
Joseph‐Nathan, Pedro

Publication type:

Article

High-performance liquid chromatography separation of unsaturated organic compounds by a monolithic silica column embedded with silver nanoparticles.

Published in:

Journal of Separation Science, 2015, v. 38, n. 16, p. 2841, doi. 10.1002/jssc.201500444

By:

Zhu, Yang;
Morisato, Kei;
Hasegawa, George;
Moitra, Nirmalya;
Kiyomura, Tsutomu;
Kurata, Hiroki;
Kanamori, Kazuyoshi;
Nakanishi, Kazuki

Publication type:

Article

Application of two methods of calculation of solvation descriptor L to estimate C5-C7 alkenes retention.

Published in:

Journal of Separation Science, 2015, v. 38, n. 14, p. 2447, doi. 10.1002/jssc.201500111

By:

Jirkal, Štěpán;
Ševčík, Jiří G.K.

Publication type:

Article

Homochiral metal-organic framework used as a stationary phase for high-performance liquid chromatography.

Published in:

Journal of Separation Science, 2015, v. 38, n. 4, p. 556, doi. 10.1002/jssc.201401034

By:

Kong, Jiao;
Zhang, Mei;
Duan, Ai‐Hong;
Zhang, Jun‐Hui;
Yang, Rui;
Yuan, Li‐Ming

Publication type:

Article

Development and validation of a liquid chromatography with mass spectrometry method to determine resveratrol and piceid isomers in beeswax.

Published in:

Journal of Separation Science, 2015, v. 38, n. 2, p. 197, doi. 10.1002/jssc.201400955

By:

Ares, Ana M.;
González, Yolanda;
Nozal, María J.;
Bernal, José L.;
Higes, Mariano;
Bernal, José

Publication type:

Article

Mono-6A-(4-methoxybutylamino)-6A-β-cyclodextrin as a chiral selector for enantiomeric separation.

Published in:

Journal of Separation Science, 2014, v. 37, n. 15, p. 2056, doi. 10.1002/jssc.201400248

By:

Wang, Shuye;
Wang, Yiying;
Zhou, Jie;
Lu, Yingying;
Tang, Jian;
Tang, Weihua

Publication type:

Article

Determination of polycyclic aromatic hydrocarbon metabolites in milk by a quick, easy, cheap, effective, rugged and safe extraction and capillary electrophoresis.

Published in:

Journal of Separation Science, 2013, v. 36, n. 14, p. 2291, doi. 10.1002/jssc.201300250

By:

Knobel, Gaston;
Campiglia, Andres D.

Publication type:

Article