Wyrzykiewicz, T. : rechercher sur Z-Library

U. Majchrzak-Kuczyńska, M. Wiewiórowski, E. Wyrzykiewicz

Année:

1998

Langue:

english

Fichier:

PDF, 288 KB

english, 1998

Mass spectrometry of bis-quinolizidine alkaloids: Lactams of sparteine and α-isosparteine

Journal:

E. Wyrzykiewicz, W. Wysocka, M. Wiewiórowski

Année:

1984

Langue:

english

Fichier:

PDF, 428 KB

english, 1984

Mass spectrometry of bis-quinolizidine alkaloids: 13-keto and hydroxy substituted derivatives of sparteine and lupanine

Journal:

E. Wyrzykiewicz, W. Wysocka

Année:

1988

Langue:

english

Fichier:

PDF, 404 KB

english, 1988

Mass spectrometry of bisquinolizidine alkaloids: Multiflorine and its derivatives

Journal:

Irena Nikcevic, Tadeusz K. Wyrzykiewicz, Patrick A. Limbach

Année:

1990

Langue:

english

Fichier:

PDF, 300 KB

english, 1990

Detecting low-level synthesis impurities in modified phosphorothioate oligonucleotides using liquid chromatography–high resolution mass spectrometry

Journal:

International Journal of Mass Spectrometry

Année:

2011

Langue:

english

Fichier:

PDF, 613 KB

english, 2011

Diastereomeric Process Control in the Synthesis of Oligodeoxyribonucleotide Phosphorothioates

Cheruvallath, Zacharia S., Wyrzykiewicz, Tadeusz K., Cole, Douglas L., Ravikumar, Vasulinga T.

Journal:

Nucleosides and Nucleotides

Année:

1999

Langue:

english

Fichier:

PDF, 220 KB

english, 1999

Mass Spectrometry of Bis-quinolizidine Alkaloids: Differentiation of Stereoisomers and Metamers Using ESI and FAB Mass Spectrometry

Jasiewicz, Beata, Wyrzykiewicz, Elżbieta

Journal:

Spectroscopy Letters

Année:

2009

Langue:

english

Fichier:

PDF, 665 KB

english, 2009

Mass spectrometry of metal complexes of bis-quinolizidine alkaloids: electron ionization and fast atom bombardment mass spectral study of copper(II) (–)-sparteine and (–)-α-isosparteine complexes

Jasiewicz, Beata, Wyrzykiewicz, Elżbieta

Journal:

European Journal of Mass Spectrometry

Année:

2009

Langue:

english

Fichier:

PDF, 727 KB

english, 2009

Mass spectrometry of bis-quinolizidine alkaloids: 2- and 17-alkyl-substituted derivatives of sparteine and lupanine

E. Wyrzykiewicz, W. Boczoń, B. Koziol

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 150 KB

english, 2000

ChemInform Abstract: Synthesis and Antimicrobial Properties of S-Substituted Derivatives of 4-Thiouracil.

E. WYRZYKIEWICZ, Z. NOWAKOWSKA, G. BARTKOWIAK, B. KEDZIA

Journal:

E. WYRZYKIEWICZ, D. PRUKALA

Année:

1997

Fichier:

PDF, 29 KB

1997

ChemInform Abstract: New Isomeric N-Substituted Hydrazones of ortho, meta, and para Hydroxybenzaldehydes.

Journal:

E. WYRZYKIEWICZ, Z. KAZIMIERCZUK

Année:

1998

Fichier:

PDF, 25 KB

1998

ChemInform Abstract: An Electron-Impact Mass Spectral (EIMS) Study of N-1 and C-6 Carboxyalkyl- and Alkoxycarbonylalkyl-Substituted Derivatives of Uracil.

Journal:

E. WYRZYKIEWICZ, D. PRUKALA

Année:

1998

Fichier:

PDF, 29 KB

1998

ChemInform Abstract: New Isomeric N-Substituted Hydrazones of 2-, 3-, and 4-Pyridinecarboxaldehydes

Journal:

Elzbieta Wyrzykiewicz, Alfred Blaszczyk, Bogdan Kedzia

Année:

1998

Fichier:

PDF, 26 KB

1998

ChemInform Abstract: Synthesis and Antimicrobial Activity of (E)-Acetoxystilbenes and α,α′-Dibromoacetoxybibenzyls.

Journal:

Elzbieta Wyrzykiewicz, Alfred Blaszczyk

Année:

2000

Fichier:

PDF, 30 KB

2000

ChemInform Abstract: New Isomeric N-Substituted Hydrazones of 2-, 3- and 4-Pyridinecarboxaldehydes and Methyl-3-pyridylketone.

Journal:

Zdzislawa Nowakowska, Elzbieta Wyrzykiewicz, Bogdan Kedzia

Année:

2001

Fichier:

PDF, 29 KB

2001

ChemInform Abstract: Synthesis and Antimicrobial Properties of N-Substituted Derivatives of (E)-4-Azachalcones.

Journal:

Elzbieta Wyrzykiewicz, Anna Szponar

Année:

2001

Fichier:

PDF, 26 KB

2001

ChemInform Abstract: New Isomeric 2-ortho-(meta- and para)Chloro-(Bromo and Nitro-)benzylthio-6-aminouracils

Journal:

Zdzislawa Nowakowska, Elzbieta Wyrzykiewicz, Bogdan Kedzia

Année:

2002

Fichier:

PDF, 27 KB

2002

Antimicrobial Activity of Some N-Alkyl Substituted of (E)-4-Azachalconium and (E)-3′-Hydroxy-4-azachalconium Bromides.

Journal:

Elzbieta Wyrzykiewicz, Monika Wendzonka

Année:

2003

Fichier:

PDF, 96 KB

2003

Synthesis and Physicochemical Characterization of Fluorescent (E)-2-Stilbenyloxyalkylthiouracils and Isomer Differentiation Using EIMS.

Journal:

Zdzislawa Nowakowska, Elzbieta Wyrzykiewicz

Année:

2004

Fichier:

PDF, 118 KB

2004

ChemInform Abstract: Regioselectivity of the Chemical Transformations of Thio Analogues of Pyrimidine Bases

Journal:

Elżbieta Wyrzykiewicz, Dorota Prukała

Année:

2009

Fichier:

PDF, 15 KB

2009

New isomeric N-substituted hydrazones of 2-, 3-and 4-pyridinecarboxaldehydes

Journal:

E. Wyrzykiewicz, Z. Kazimierczuk

Année:

1998

Fichier:

PDF, 344 KB

1998

An electron-impact mass spectral (EIMS) study of N-1 and C-6 carboxyalkyl- and alkoxycarbonylalkyl-substituted derivatives of uracil

Journal:

E. Wyrzykiewicz, D. Prukała

Année:

1998

Fichier:

PDF, 399 KB

1998

EIMS study of new isomeric N-substituted hydrazones of 2-(3- and 4-)-pyridinecarboxaldehydes

Journal:

Elzbieta Wyrzykiewicz, Alfred Blaszczyk

Année:

1999

Fichier:

PDF, 328 KB

1999

New isomeric N-substituted hydrazones of 2-, 3- and 4-pyridinecarboxaldehydes and methyl-3-pyridylketone

Journal:

Elżbieta Wyrzykiewicz, Anna Szponar

Année:

2000

Fichier:

PDF, 405 KB

2000

New isomeric 2-ortho-(meta- and para-) chloro-(bromo and nitro-)benzylthio-6-aminouracils

Journal:

Elzbieta Wyrzykiewicz, Monika Wendzonka

Année:

2001

Langue:

english

Fichier:

PDF, 73 KB

english, 2001

Synthesis and physicochemical characterization of fluorescent (E)-2-stilbenyloxyalkylthiouracils and isomer differentiation using EIMS

Journal:

Elżbieta Wyrzykiewicz, Tomasz Pospieszny

Année:

2004

Langue:

english

Fichier:

PDF, 278 KB

english, 2004

Thio analogs of pyrimidine bases: Syntheses and EIMS study of new ortho-(meta- and para-)bromobenzyl s-mono and S-N-1-disubstituted 5-morpholinomethyl(5-piperidinomethyl)-2-thiouracils

Journal:

E. Wyrzykiewicz, Z. Nowakowska

Année:

2007

Langue:

english

Fichier:

PDF, 402 KB

english, 2007

Mass spectrometry of thio analogues of pyrimidine bases: Correlation of the intensities of the M+˙ and selected fragment ions of o-(m- and p-)substituted benzylthiouracils

Journal:

Beata Jasiewicz, Władysław Boczoń, Elżbieta Wyrzykiewicz

Année:

1995

Langue:

english

Fichier:

PDF, 363 KB

english, 1995

Mass spectrometry of bisquinolizidine alkaloids: 2- and 17-cyano-substituted derivatives of sparteine and lupanine

Journal:

Andrzej Łapucha, Elzbieta Wyrzykiewicz

Année:

2004

Langue:

english

Fichier:

PDF, 165 KB

english, 2004

Carbon-13 chemical shifts assignment of (E)-styryluracits. (E)-styrylthiouracils and (E)-3-oxothiazolo[3,2-a]-6-styryl-pyrimidin-5-ones

Journal:

ElżBieta Wyrzykiewicz, Jadwiga Wybieralska

Année:

1987

Langue:

english

Fichier:

PDF, 200 KB

english, 1987

Carbon-13 chemical shift assignment of alkoxycarbonylalkylthiouracils and 3-oxothiazolo[3,2-a(or -c)]pyrimidin-5-ones

Journal:

Elżbieta Wyrzykiewicz, Jolanta Grzesiak, Wiesław Prukała

Année:

1987

Langue:

english

Fichier:

PDF, 299 KB

english, 1987

Carbon-13 chemical shift assignment of E-stilbenyloxyalkanocarboxylic acids and their derivatives

Journal:

Stanisław Wnuk, Elżbieta Wyrzykiewicz, Elżbieta Kaczmarek, Stefan Kinastowski

Année:

1988

Langue:

english

Fichier:

PDF, 218 KB

english, 1988

Carbon-13 chemical shift assignments of derivatives of benzoic acid

Journal:

Jadwiga Wybieralska, Elżbieta Wyrzykiewicz

Année:

1990

Langue:

english

Fichier:

PDF, 297 KB

english, 1990

Carbon-13 chemical shift assignment of (E)-stilbenyloxyalkylthiouracils

Journal:

Andrzej Łapucha, Elżbieta Wyrzykiewicz

Année:

1990

Langue:

english

Fichier:

PDF, 216 KB

english, 1990

Carbon-13 chemical shift assignment of some N substituted derivatives of (E)-hydroxyazastilbenes

Journal:

Elżbieta Wyrzykiewicz, Andrzej Lpucha, Urszula Sylwestrzak

Année:

1984

Langue:

english

Fichier:

PDF, 247 KB

english, 1984

Carbon-13 chemical shift assignment of E-Hydroxyazastilbenes

Journal:

Błażej Gierczyk, Maciej Zalas, Marcin Kaźmierczak, Jakub Grajewski, Radosław Pankiewicz, Bożena Wyrzykiewicz

Année:

1984

Langue:

english

Fichier:

PDF, 200 KB

english, 1984

17O NMR studies of substituted 1,3,4-oxadiazoles

Journal:

E. Wyrzykiewicz, M. Stobiecki, K. Golankiewicz

Année:

2011

Langue:

english

Fichier:

PDF, 163 KB

english, 2011

Mass spectrometry of thio analogues of pyrimidine bases: n-butylthiouracils and i-propylthiouracils

Journal:

E. Wyrzykiewicz, A. Łapucha, K. Golankiewicz

Année:

1979

Langue:

english

Fichier:

PDF, 495 KB

english, 1979

Mass spectrometry of hydroxystilbazoles

Journal:

E. Wyrzykiewicz, M. Stobiecki, K. Golankiewicz

Année:

1980

Langue:

english

Fichier:

PDF, 263 KB

english, 1980

Mass spectrometry of thio analogues of pyrimidine bases: Benzylthiouracils and p-nitrobenzylthiouracils

Journal:

E. Wyrzykiewicz, J. Buczek, K. Golankiewicz

Année:

1981

Langue:

english

Fichier:

PDF, 454 KB

english, 1981

Mass spectrometry of thio analogues of pyrimidine bases: 2-alkoxycarbonylalkyl-thiouracils

Journal:

E. Wyrzykiewicz, J. Buczek

Année:

1981

Langue:

english

Fichier:

PDF, 425 KB

english, 1981

Mass spectrometry of thio analogues of pyrimidine bases: 4-alkoxycarbonyl-alkylthiouracils

Journal:

E. Wyrzykiewicz, U. Wrzeciono, L. Zaprutko

Année:

1982

Langue:

english

Fichier:

PDF, 445 KB

english, 1982

Triterpenoids. Part IV. Mass spectrometry of pentacyclic triterpenoids: 18β- and 18α-11-oxooleanolic acid derivatives

Journal:

Année:

1989

Langue:

english

Fichier:

PDF, 308 KB

english, 1989

Mass spectrometry of thio analogues of pyrimidine bases: 2-and 4-(E)-stilbenyloxyalkylthiouracils

E. Wyrzykiewicz, J. Wybieralska, J. Grzesiak, W. Prukała

Journal:

E. Wyrzykiewicz, W. Prukała, J. Grzesiak

Année:

1989

Langue:

english

Fichier:

PDF, 219 KB

english, 1989

Mass spectrometry of stilbenes: 4′-Halo-substituted metameric derivatives of (E)-stilbenes

Journal:

E. Wyrzykiewicz, G. Bartkowiak

Année:

1990

Langue:

english

Fichier:

PDF, 299 KB

english, 1990

Mass spectrometry of thio analogues of pyrimidine bases: Correlation of the intensities of the M+˙ and the [M – ˙SH]+ ions of 2-alkylthiouracils

Journal:

E. Wyrzykiewicz, G. Bartkowiak

Année:

1992

Langue:

english

Fichier:

PDF, 326 KB

english, 1992

Alkylation in electron impact mass spectrometry of hydrobromides of 2-alkylthioorotic acids

Journal:

E. Wyrzykiewicz, D. Prukala

Année:

1994

Langue:

english

Fichier:

PDF, 291 KB

english, 1994

Mass spectrometry of N-substituted amino acids and their derivatives: Correlation of the abundances of the M+. and selected fragment ions of metamers

Journal: