^*Indicates author to whom correspondence should be addressed

Current trends in matrix-assisted laser desorption/ionization of polymeric materials

Giorgio Montaudo
Chemistry Department, University of Catania, Viale A. Doria, 6 95125 Catania, Italy. E-mail:gmontaudo@dipchi.unict.it
Filippo Samperi, Maurizio S. Montaudo, Sabrina Carroccio, Concetto Puglisi
Institute of Chemistry and Technology of Polymers, CNR, Viale A. Doria 6, 95125 Catania, Italy

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DOI: 10.1255/ejms.718

Waveboard artifacts generate ghost resonances consistent with equations for predicting ion motion in commercial quadrupole ion traps

Kwenga F. Sichilongo^a,* and Bert C. Lynn Jr^b
aUniversity of Zambia, Department of Chemistry, PO Box 32379, Lusaka 10101, Zambia. E-mail: ksichilo@natsci.unza.zm
^bDepartment of Chemistry, University of Kentucky, Lexington, KY 40506-0055, USA

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DOI: 10.1255/ejms.711

Updating evidence for cationization of polymers in the gas phase during matrix-assisted laser desorption/ionization

Scott D. Hanton,^a,* Kevin G. Owens,^b Cynthia Chavez-Eng^b,d Anne-Mette Hoberg^c,e and Peter J. Derrick^c
aAir Products and Chemicals, Inc. Allentown, PA USA 18195, USA. Email: hantonsd@apci.com
^bDepartment of Chemistry, Drexel University, Philadelphia, PA 19104, USA
^cInstitute of Mass Spectrometry and Department of Chemistry, University of Warwick, Coventry, CV4 7AL, UK

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DOI: 10.1255/ejms.715

Letter: Collision-induced dissociation of peptide thioesters : influence of the peptide length on the fragmentation

Corinne Buré,^a,* Olivier Boujard,^a Marylène Bertrand,^a Catherine Lange^b and Agnès F. Delmas^a,*
aCentre de Biophysique Moléculaire, CNRS UPR 4301#, rue Charles Sadron, 45071 Orléans Cedex 02, France
^bSpectrométrie de Masse Bio-organique, CNRS-UMR 6014, Université de Rouen, (F) 76821 Mont Saint Aignan cedex

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DOI: 10.1255/ejms.709

Detection and identification of cations and anions of ionic liquids using ESI MS and MS/MS

Boris L. Milman^a,c and Zeev B. Alfassi^b
a D.I.Mendeleyev Institute for Metrology, 19 Moskovsky pr., Saint Petersburg 198005, Russia. E-mail: bmilman@mail.rcom.ru
^bDepartment of Nuclear Engineering, Ben Gurion University, Beer Sheva 84105, Israel

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DOI: 10.1255/ejms.663

Multiple tandem mass spectrometry-based investigation of the behaviour of some thiazol-benzimidazolones and 2-benzimidazolylsulfanyl ethanones

Susanna Vogliardi,^a Kameliya Anichina,^b Rossitza Stoyanova^b and Pietro Traldi^a
aCNR, ISTM, Sezione di Padova, Corso Stati Uniti 4, I35100 Padova, Italy
^bUniversity of Chemical Technology and Metallurgy, Bulv. Kl. Ohridski 8, 1756 Sofia, Bulgaria

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DOI: 10.1255/ejms.714

Mass spectrometry as a tool for the determination of heats of tautomerization of thioamides in the gas phase

P. E. Allegretti, C. B. Milazzo and J. J. P. Furlong^*
LADECOR (UNLP), División Química Orgánica, Departamento de Química, Facultad de Ciencias Exactas, Universidad Nacional de La Plata, Calle 47 & 115, (1900) La Plata, Argentina

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DOI: 10.1255/ejms.691

Probing the stability and structure of metalloporphyrin complexes with basic peptides by mass spectrometry

Emily E. Jellen and Victor Ryzhov^*
Department of Chemistry and Biochemistry, Northern Illinois University, DeKalb, IL 60115, USA

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DOI: 10.1255/ejms.704

Fragmentation of trimethoprim and other compounds containing alkoxy-phenyl groups in electrospray ionisation tandem mass spectrometry

Christine Eckers,^a John J. Monaghan^b and Jean-Claude Wolff^a,*
aGlaxoSmithKline, Analytical Sciences, Medicines Research Centre, Gunnels Wood Road, Stevenage, Hertfordshire, SG1 2NY, UK. E-mail: Jean-Claude.2.Wolff@gsk.com
^bUniversity of Edinburgh, School of Chemistry, West Mains Road, Edinburgh, EH9 3JJ, UK

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DOI: 10.1255/ejms.719

Comparison of A + T-rich oligonucleotides with and without self-complementary sequence using ion-pair reversed-phase high-performance liquid chromatography/tandem electrospray ionization mass spectrometry

Renfang Song,^a,b Wenbing Zhang,^a Huayong Chen,^a,b Huimin Ma,^a,b Yulian Dong,^a Guoying Sheng,^a Zhen Zhou^a and Jiamo Fu^a,*
aState Key Laboratory of Organic Geochemistry, Guangzhou Research Center of Mass Spectrometry, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China. E-mail: fujm@gig.ac.cn
^bGraduate student school of Chinese Academy of Sciences Beijing, China

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DOI: 10.1255/ejms.717

Identification of flavonoids and their glycosides by high-performance liquid chromatography with electrospray ionization mass spectrometry and with diode array ultraviolet detection

Qingrong Liang, He Qian^* and Weirong Yao
Department of Food Science and Technology,Southern Yangtze University, Wuxi 214036, China

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DOI: 10.1255/ejms.710

Electrospray ionization mass spectrometry of pyrimidine base-rubidium complexes

Magdalena Frańska
Poznań University of Technology, Institute of Chemistry, Piotrowo 3, 60-965 Poznań, Poland

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DOI: 10.1255/ejms.723

Characterization of electrospray ionization mass spectrometry for N-diisopropyloxyphosphoryl dipeptide methyl esters

Shi- Zhong Luo, Yan-Mei Li,^* Yan-Ling Niu, Yi Chen, Yu-Yang Jiang, Jing Chen and Yu-Fen Zhao
The Key Laboratory for Bio-organic Phosphorus Chemistry (Tsinghua University), Ministry of Education, Department of Chemistry, Tsinghua University, Beijing 100084, PR China. E-mail: liym@mail.tsinghua.edu.cn

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DOI: 10.1255/ejms.733

Mass spectral studies on synthetic analogs of organophosphorus toxin occurring in dinoflagellate algae

Arvind K. Gupta, Meehir Palit, Devendra K. Dubey and Syed K. Raza^*
Defence Research and Development Establishment, Gwalior-474 002, India

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DOI: 10.1255/ejms.716

Review: Derivatization in mass spectrometry – 5. Specific derivatization of monofunctional compounds

John M. Halket
Drug Control Centre, King’s College London, Franklin-Wilkins Building, Stamford Street, London SE1 9NH, UK. E-mail: john.halket@kcl.ac.uk
Vladimir G. Zaikin
Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, Leninsky pr. 29, 119991 Moscow, Russia. E-mail: zaikin@ips.ac.ru

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DOI: 10.1255/ejms.712

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