WH Perkin, Patent AD 1856 No 1984 : a review on authentic mauveine and related compounds

Acknowledgements Authentic mauveine and Schunk’s mauveine were kindly provided from the Beaufoy-Kirkpatrick Collection, Museum of Science and Industry, Manchester. The National Mass Spectrometry Service Centre provided mass spectra.Peer reviewedPostprin

A synthesis of pseudo-mauveine and a homologue

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Shaken, not stirred : a schools test for aldehydes and ketones

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Liquid chromatography–mass spectrometry analysis of dyes formed by in situ oxidative methods then purified by absorption and extraction from hair wefts

Acknowledgements: The authors are grateful to the Development Trust of the University of Aberdeen for funding. Funding: The author(s) disclosed receipt of the following financial support for the research, authorship and/or publication of this article: This work was supported by the Development Trust of the University of Aberdeen.Peer reviewedPublisher PD

Reactions of 4,5-difluoro-1,2-dinitrobenzene with amines in dimethylformamide or EtOH

Funding The author(s) received no financial support for the research, authorship, and/or publication of this article.Peer reviewedPublisher PD

A Potential Iterative Approach to 1,4-Dihydro-N-Heteroacene Arrays

Acknowledgements We are grateful to the UK EPSRC National Mass Spectrometry Service Centre for mass spectrometric data.Peer reviewedPublisher PD

A study of mono-, di- and tri-tosylated amines : An unexpected sulfonamide

Acknowledgments We thank the UK EPSRC National Mass Spectrometry Service Centre for mass spectrometric data and the UK National Crystallography Centre (University of Southampton) for the X-ray data collections. Funding The author(s) received no financial support for the research, authorship, and/or publication of this article.Peer reviewedPublisher PD

Uncovering John Holliday’s industrial dye synthesis patented in 1865

Open Access via the Sage Agreement The authors thank the UK Engineering and Physical Sciences Research Council (EPSRC) National Mass Spectrometry Service Centre for mass spectrometric data and the UK National Crystallography Centre (University of Southampton) for the X-ray data collections. Data sets were obtained free of charge from the National Crystallography Centre, Southampton University.Peer reviewedPublisher PD

A purple odyssey : synthesis and structure of 3-amino-4-hy­dr­oxy-6-oxo­cyclo­hexa-2,4-dien-1-iminium chloride monohydrate

Acknowledgements We thank the EPSRC National Crystallography Service (University of Southampton) for the data collection and the EPSRC National Mass Spectrometry Service (University of Swansea) for the HRMS data.Peer reviewedPublisher PD

New Functionalized Phenoxazines and Phenothiazines

Acknowledgments The authors thank the U.K. EPSRC National Mass Spectrometry Service Centre for mass spectrometric data and the U.K. National Crystallography Centre (University of Southampton) for the X-ray data collections. M.J.P. performed all synthesis and obtained the characterization data, and W.T.A.H. solved the crystallographic data sets. Data sets were obtained free of charge from the National Crystallography Center, Southampton University.Peer reviewedPublisher PD