Helmut Kristen: search on Z-Library

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1

On being bored and lost (in virtuality)

Moore, Kristen, Pflugfelder, Ehren Helmut

Journal:

Learning Media & Technology

Year:

2010

Language:

english

File:

PDF, 66 KB

english, 2010

2

Derivate der Zucker-mercaptale, XVII. Die partielle Veresterung von D-Arabinose-mercaptalen mit Sulfonsäurechloriden und eine einfache Synthese der 5-Desoxy-D-arabinose

Helmut Zinner, Karl Wessely, Helmut Kristen

Journal:

European Journal of Inorganic Chemistry

Year:

1959

Language:

german

File:

PDF, 367 KB

german, 1959

3

Derivate der Zucker-mercaptale, XIX. Mercaptale der 2.5-Anhydro-D-ribose und 2.5-Anhydro-D-xylose

Helmut Zinner, Hildegard Brandhoff, Horst Schmandke, Helmut Kristen, Reinhard Haun

Journal:

European Journal of Inorganic Chemistry

Year:

1959

Language:

german

File:

PDF, 267 KB

german, 1959

4

Derivate der Zucker-mercaptale, XXVIII. 6-Sulfonsäureester der D-Galaktose-mercaptale und 3.6-Anhydro-D-galaktose-mercaptale

Helmut Zinner, Karl-Heinz Stark, Edith Michalzik, Helmut Kristen

Journal:

European Journal of Inorganic Chemistry

Year:

1962

Language:

german

File:

PDF, 543 KB

german, 1962

5

Derivate der Zucker-mercaptale, XXXIV. Isopropylidenverbindungen der Arabinose-mercaptale

Helmut Zinner, Helmut Kristen

Journal:

European Journal of Inorganic Chemistry

Year:

1964

Language:

german

File:

PDF, 264 KB

german, 1964

6

d-Galactose-derived d-galacturonic acid derivatives suitable as glycosyl acceptors

Wolfram Steffan, Christian Vogel, Helmut Kristen

Journal:

Carbohydrate Research

Year:

1990

Language:

english

File:

PDF, 976 KB

english, 1990

7

Spektroskopische Untersuchungen an substituierten 3-Aryl-amino-2-cyan-acrylsäureäthylestern

Monika Knippel, Eberhard Knippel, Manfred Michalik, Hans Kelling, Helmut Kristen

Journal:

Zeitschrift für Chemie

Year:

1975

Language:

german

File:

PDF, 247 KB

german, 1975

8

Synthese und spektroskopische Untersuchung substituierter 3-Amino-2-nitro-acrylsäureäthylester

Eberhard Knippel, Monika Knippel, Manfred Michalik, Hans Kelling, Helmut Kristen

Journal:

Zeitschrift für Chemie

Year:

1975

Language:

german

File:

PDF, 327 KB

german, 1975

9

Zur Konfiguration des 3-Dimethylamino-2-nitro-acrylsäure-ethylesters

Eberhard Knippel, Monika Knippel, Manfred Michalik, Hans Kelling, Helmut Kristen

Journal:

Zeitschrift für Chemie

Year:

1979

Language:

german

File:

PDF, 269 KB

german, 1979

10

Morpholinopyrimidine

Helmut Kristen, Marianne Raddatz

Journal:

Zeitschrift für Chemie

Year:

1981

Language:

german

File:

PDF, 131 KB

german, 1981

11

1H-NMR-Spektroskopische Untersuchungen an substituierten 3-Arylamino-2-cyan-acrylsäureestern

Manfred Michalik, Astrid Schoknecht, Helmut Kristen

Journal:

Zeitschrift für Chemie

Year:

1983

Language:

german

File:

PDF, 260 KB

german, 1983

12

Derivate der 6-Desoxy-6-thio-D-glucose

Helmut Kristen, Teresa Tesch

Journal:

Zeitschrift für Chemie

Year:

1987

Language:

german

File:

PDF, 167 KB

german, 1987

13

Derivate der 6-Desoxy-6-thio-D-glucose; 1, 2, 3, 4-Tetra-O-acetyl-6-benzazolylmethylthio-6-desoxy-β-D-glucopyranosen

Helmut Kristen, Teresa Tesch

Journal:

Zeitschrift für Chemie

Year:

1988

File:

PDF, 265 KB

1988

14

Deponiesickerwässer: Bestimmung zytotoxischer Wirkungen mit dem Pollenschlauchwachstumstest

Klaus Jung, Udo Kristen, Johannes Flachowsky, Helmut Segner, Gerrit Schüürmann

Journal:

Environmental Sciences Europe

Year:

1997

File:

PDF, 753 KB

1997

15

Derivatives of 6-amino-6-deoxy-d-galactose

Petra Gries, Helmut Kristen, Christian Vogel

Journal:

Carbohydrate Research

Year:

1987

Language:

english

File:

PDF, 589 KB

english, 1987

16

Synthesis of a heteroglycuronan derivative containingthe β-

Christian Vogel, Wolfram Steffan, Hanna Boye, Helmut Kristen, Vitali I Betaneli, Andrej Ya. Ott, Nikolay K Kochetkov

Journal:

Carbohydrate Research

Year:

1992

Language:

english

File:

PDF, 797 KB

english, 1992

17

Topics in Sulfur Chemistry, Vol. 4 Thio- and Dithiocarboxylic Acids and Their Derivates. Von St. Scheithauer und R. Mayer, herausgegeben von A. Senning, Georg Thieme Verlag, Stuttgart 1979; in englischer Sprache, 361 Seiten mit 870 Formelbildern und 39 Tabellen; Format 15,5 × 23 cm, Kart. DM 148,—

Journal:

Zeitschrift für Chemie

Year:

1980

Language:

german

File:

PDF, 164 KB

german, 1980

18

Mössbauer Study of the Inactive Fe3S4and Fe3Se4and the Active Fe4Se4Forms of Beef Heart Aconitase

Kristene K. Surerus, Mary Claire Kennedy, Helmut Beinert and Eckard Münck

Journal:

Proceedings of the National Academy of Sciences

Year:

1989

Language:

english

File:

PDF, 899 KB

english, 1989

19

Synthesis, Crystal Structure, and Some Reactions of 2,3,4-Tri- O -acetyl-β-D-Galactopyranurono-6, 1-lactone

Vogel, Christian, Liebelt, Bernd, Steffan, Wolfram, Kristen, Helmut

Journal:

Journal of Carbohydrate Chemistry

Year:

1992

Language:

english

File:

PDF, 741 KB

english, 1992

20

The Distribution of Biomphalaria spp. in Different Habitats in Relation to Physical, Biological, Water Contact and Cognitive Factors in a Rural Area in Minas Gerais, Brazil

Kloos, Helmut, {De Souza}, Cecilia, Gazzinelli, Andrea, {Soares Filho}, Britaldo Silveira, {Da Costa Temba}, Plinio, Bethony, Jeffrey, Page, Kristen, Grzywacz, Claudia, Lewis, Fred, Minchella, Dennis,

Journal:

Memórias do Instituto Oswaldo Cruz

Year:

2001

Language:

english

File:

PDF, 148 KB

english, 2001

21

ChemInform Abstract: SYNTHESIS AND SPECTROSCOPIC STUDY OF SUBSTITUTED 3-AMINO-2-NITROACRYLATES

KNIPPEL, EBERHARD, KNIPPEL, MONIKA, MICHALIK, MANFRED, KELLING, HANS, KRISTEN, HELMUT

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 117 KB

1976

22

ChemInform Abstract: SPECTROSCOPIC STUDIES OF SUBSTITUTED 3-ARYLAMINO-2-CYANOACRYLIC ACID ETHYL ESTERS

KNIPPEL, MONIKA, KNIPPEL, EBERHARD, MICHALIK, MANFRED, KELLING, HANS, KRISTEN, HELMUT

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 102 KB

1976

23

ChemInform Abstract: SPECTROSCOPIC STUDIES OF SUBSTITUTED 3-ARYLAMINO-2-CYANOACRYLIC ACID ETHYL ESTERS

KNIPPEL, MONIKA, KNIPPEL, EBERHARD, MICHALIK, MANFRED, KELLING, HANS, KRISTEN, HELMUT

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 102 KB

1976

24

Interdisciplinary Model for Scheduling Post-discharge Cardiopulmonary Care of Patients Following Severe and Critical SARS-CoV-2 (Coronavirus) Infection

Kopp, Kristen, Lichtenauer, Michael, Motloch, Lukas Jaroslaw, Hoppe, Uta C., Egle, Alexander, Salzer, Helmut J. F., Lamprecht, Bernd, Tomasits, Josef, MÃ¼ller, Hannes M., Dieplinger, Anna

Journal:

Frontiers in Cardiovascular Medicine

Year:

2020

File:

PDF, 181 KB

2020