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Helmut Dittmer

Bayer

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Publication

Featured researches published by Helmut Dittmer.

Archive | 1981

Process for separating off 1-amino-4-bromoanthraquinone-2-sulphonic acid

Heinrich Dr Leister; Helmut Dittmer; Hubert Schonhagen

Archive | 1978

Process for the preparation of 1-amino-4-bromoanthraquinone-2-sulphonic acid I

Rolf Dr Muders; Heinrich Dr Leister; Helmut Dittmer; Hubert Schonhagen

Archive | 1965

Process for the production of omicron-hydroxy azo compounds

Fritz Suckfull; Helmut Dittmer; Ernst Messmer

Archive | 1984

A process for the preparation of 1-amino-2-bromo-4-hydroxyanthraquinone

Helmut Dittmer; Juergen Dr Schneider; Hubert Schoenhagen; Claus Kruegermann

Archive | 1984

Verfahren zur herstellung von 1-amino-2-brom-4-hydroxyanthrachinon A process for the preparation of 1-amino-2-bromo-4-hydroxyanthraquinone

Helmut Dittmer; Juergen Dr Schneider; Hubert Schoenhagen; Claus Kruegermann

Archive | 1977

Verfahren zur herstellung von 1-amino-4-bromanthrachinon-2-sulfonsaeure A process for the preparation of 1-amino-4-bromoanthraquinone-2-sulfonic acid

Rolf Dr Muders; Heinrich Dr Leister; Helmut Dittmer; Hubert Schoenhagen

Archive | 1977

A process for the preparation of 1-amino-4-bromoanthraquinone-2-sulfonic acid

Rolf Dr Muders; Heinrich Dr Leister; Helmut Dittmer; Hubert Schoenhagen

Archive | 1959

Verfahren zur Herstellung unsymmetrischer Azoverbindungen Process for the preparation of unsymmetrical azo compounds

Fritz Suckfuell; Helmut Dittmer

Archive | 1959

Verfahren zur Herstellung von o-Oxyazoverbindungen A process for preparing o-Oxyazoverbindungen

Fritz Suckfuell; Helmut Dittmer; Ernst Messmer

Archive | 1959

A process for preparing o-Oxyazoverbindungen

Fritz Suckfuell; Helmut Dittmer; Ernst Messmer

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Ernst Messmer

Bayer

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Heinrich Dr Leister

Bayer

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Hubert Schoenhagen

Bayer

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Rolf Dr Muders

Bayer

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Claus Kruegermann

Bayer

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Hubert Schonhagen

Bayer

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Juergen Dr Schneider

Bayer

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Fritz Suckfull

Bayer

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