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1

Assessment of whiteness and tint of fluorescent substrates with good interinstrument correlation

Journal:

Color Research & Application

Year:

1994

Language:

english

File:

PDF, 1005 KB

english, 1994

2

Instrumental Measurement of Fluorescence and Determination of Whiteness: Review and Advances

Journal:

Coloration Technology

Year:

1981

Language:

english

File:

PDF, 1.23 MB

english, 1981

3

Whiteness: assessment of tint

Ganz, Ernst, Griesser, Rolf

Journal:

Year:

1981

Language:

english

File:

PDF, 239 KB

english, 1981

4

57 Fe-Labeled Octamethylferrocenium Tetrafluoroborate. X-ray Crystal Structures of Conformational Isomers, Hyperfine Interactions, and Spin−Lattice Relaxation by Moessbauer Spectroscopy

Schottenberger, Herwig, Wurst, Klaus, Griesser, Ulrich J., Jetti, Ram K. R., Laus, Gerhard, Herber, Rolfe H., Nowik, Israel

Journal:

Journal of the American Chemical Society

Year:

2005

Language:

english

File:

PDF, 315 KB

english, 2005

5

Effects of (N7)-Coordinated Nickel(II), Copper(II), or Platinum(II) on the Acid–Base Properties of Guanine Derivatives and Other Related Purines[≠]

Bin Song, Jing Zhao, Rolf Griesser, Cordula Meiser, Helmut Sigel, Bernhard Lippert

Journal:

Chemistry - A European Journal

Year:

1999

Language:

english

File:

PDF, 259 KB

english, 1999

6

Properties of the Magnesium(II) and Calcium(II) Complexes of 5- and 6-Uracilmethylphosphonate (5 Umpa2– and 6 Umpa2–) in Aqueous Solution

Cristóbal F. Moreno-Luque, Rolf Griesser, Justyn Ochocki, Helmut Sigel

Journal:

Zeitschrift für anorganische und allgemeine Chemie

Year:

2001

Language:

english

File:

PDF, 128 KB

english, 2001

7

Acid–Base Properties of Xanthosine 5′-Monophosphate (XMP) and of Some Related Nucleobase Derivatives in Aqueous Solution: Micro Acidity Constant Evaluations of the (N1)H versus the (N3)H Deprotonation Ambiguity

Salah S. Massoud, Nicolas A. Corfù, Rolf Griesser, Helmut Sigel

Journal:

Chemistry - A European Journal

Year:

2004

Language:

english

File:

PDF, 213 KB

english, 2004

8

Acid–Base and Metal-Ion-Binding Properties of Xanthosine 5′-Monophosphate (XMP) in Aqueous Solution: Complex Stabilities, Isomeric Equilibria, and Extent of Macrochelation

Helmut Sigel, Salah S. Massoud, Bin Song, Rolf Griesser, Bernd Knobloch, Bert P. Operschall

Journal:

Chemistry - A European Journal

Year:

2006

Language:

english

File:

PDF, 266 KB

english, 2006

9

Comparison of the Surprising Metal-Ion-Binding Properties of 5- and 6-Uracilmethylphosphonate (5Umpa2− and 6Umpa2−) in Aqueous Solution and Crystal Structures of the Dimethyl and Di(isopropyl) Esters of H2(6Umpa)

Eva Freisinger, Rolf Griesser, Bernhard Lippert, Cristóbal F. Moreno-Luque, Juan Niclós-Gutiérrez, Justyn Ochocki, Bert P. Operschall, Helmut Sigel

Journal:

Chemistry - A European Journal

Year:

2008

Language:

english

File:

PDF, 456 KB

english, 2008

10

Nucleoside 5′-Triphosphates: Self-Association, Acid—Base, and Metal Ion-Binding Properties in Solution

Helmut Sigel, Rolf Griesser

Journal:

Year:

2005

File:

PDF, 8 KB

2005

11

ChemInform Abstract: Xanthosine 5′-Monophosphate (XMP). Acid—Base and Metal Ion-Binding Properties of a Chameleon-Like Nucleotide

Helmut Sigel, Bert P. Operschall, Rolf Griesser

Journal:

Year:

2009

File:

PDF, 15 KB

2009

12

Ternäre Komplexe in Lösung II. Einfluss von 2,2′-Bipyridyl auf die Stabilität des Cu2+-Glycin-1:1-Komplexes

Helmut Sigel, Rolf Griesser

Journal:

Helvetica Chimica Acta

Year:

1967

Language:

german

File:

PDF, 255 KB

german, 1967

13

Influence of Decreasing Solvent Polarity (1,4-Dioxane/Water Mixtures) on the Acid–Base and Copper(II)-Binding Properties of Guanosine 5′-Diphosphate

Emanuela M. Bianchi, Rolf Griesser, Helmut Sigel

Journal:

Helvetica Chimica Acta

Year:

2005

Language:

english

File:

PDF, 181 KB

english, 2005

14

Ternäre komplexe in Lösung. VI. Einfluss von 2,2,′-bipyridyl auf die stabilität von Cu2+— und Zn2+-carbonsäure-1:1-komplexen

Rolf Griesser, Bernhard Prijs, Helmut Sigel

Journal:

Inorganic and Nuclear Chemistry Letters

Year:

1968

Language:

german

File:

PDF, 222 KB

german, 1968

15

Evaluation of intramolecular equilibria in complexes formed between substituted imidazole ligands and nickel(II), copper(II) or zinc(II)

Helmut Sigel, Arati Saha, Nityananda Saha, Paolo Carloni, Larisa E Kapinos, Rolf Griesser

Journal:

Journal of Inorganic Biochemistry

Year:

2000

Language:

english

File:

PDF, 160 KB

english, 2000

16

Binary and ternary Me2+ complexes with α- or β-substituted halogeno carboxylic acids

Rolf Griesser, Bernhard Prijs, Helmut Sigel, Donald B. McCormick

Journal:

Inorganic and Nuclear Chemistry Letters

Year:

1969

Language:

english

File:

PDF, 221 KB

english, 1969

17

Nucleoside 5′-triphosphates: self-association, acid–base, and metal ion-binding properties in solution

Sigel, Helmut, Griesser, Rolf

Journal:

Chemical Society Reviews

Year:

2005

Language:

english

File:

PDF, 876 KB

english, 2005

18

Mn2+, Cu2+, and Zn2+ 1:1 Complexes with biochemically significant thioether carboxylic acids and some of the sulfoxide and sulfone derivatives

Rolf Griesser, Marian G. Hayes, Donald B. McCormick, Bernhard Prijs, Helmut Sigel

Journal:

Archives of Biochemistry and Biophysics

Year:

1971

Language:

english

File:

PDF, 710 KB

english, 1971

19

On the stereospecific protonation of sulfur in biotin

Rolf Griesser, Donald B. McCohmick

Journal:

Archives of Biochemistry and Biophysics

Year:

1974

Language:

english

File:

PDF, 131 KB

english, 1974

20

Metallionen und H2O2. Die denaturierung von DNA in Abhängigkeit vom pH—Einfluss von Metallionen

Hans Erlenmeyer, Rolf Griesser, Bernhard Prijs, Helmut Sigel

Journal:

Biochimica et Biophysica Acta (BBA) - Nucleic Acids and Protein Synthesis

Year:

1968

Language:

german

File:

PDF, 278 KB

german, 1968

21

Ternary complexes in solution. XIII. Mixed-ligand complexes of copper(II) or zinc(II) with 2,2′-bipyridyl and thioether carboxylates or some of the sulfoxide or sulfone derivatives

Helmut Sigel, Rolf Griesser, Donald B. McCormick

Journal:

Inorganica Chimica Acta

Year:

1972

Language:

english

File:

PDF, 670 KB

english, 1972

22

“Hard and soft” behavior of Mn2+, Cu2+, and Zn2+ with respect-to carboxylic acids and α-oxy- or α-thio-substituted carboxylic acids of biochemical significance

Helmut Sigel, Rolf Griesser, Bernhard Prijs, Donald B. Mccormick, Marion G. Joiner

Journal:

Archives of Biochemistry and Biophysics

Year:

1969

Language:

english

File:

PDF, 548 KB

english, 1969

23

On the structure of manganese (II)- and copper (II)-histidine complexes

Helmut Sigel, Rolf Griesser, Donald B. McCormick

Journal:

Archives of Biochemistry and Biophysics

Year:

1969

Language:

english

File:

PDF, 961 KB

english, 1969

24

Metal ions and hydrogen peroxide. XX. On the kinetics and mechanism of the decomposition of hydrogen peroxide, catalyzed by the Cu2+-2,2'-bipyridyl complex

Sigel, Helmut, Flierl, Claus, Griesser, Rolf

Journal:

Journal of the American Chemical Society

Year:

1969

Language:

english

File:

PDF, 444 KB

english, 1969

25

Metal Ion-Binding Properties of (1 H -Benzimidazol-2-yl-methyl)phosphonate (Bimp 2- ) in Aqueous Solution. ⊥ Isomeric Equilibria, Extent of Chelation, and a New Quantification Method for the Chelate Effect

Sánchez-Moreno, María José, Fernández-Botello, Alfonso, Gómez-Coca, Raquel B., Griesser, Rolf, Ochocki, Justyn, Kotynski, Andrzej, Niclós-Gutiérrez, Juan, Moreno, Virtudes, Sigel, Helmut

Journal:

Inorganic Chemistry

Year:

2004

Language:

english

File:

PDF, 145 KB

english, 2004

26

Ternary complexes in solution. VIII. Complex formation between the copper(II)-2,2'-bipyridyl 1:1 complex and ligands containing oxygen and/or nitrogen donor atoms

Griesser, Rolf, Sigel, Helmut

Journal:

Inorganic Chemistry

Year:

1970

Language:

english

File:

PDF, 771 KB

english, 1970

27

Synthesis and acid?base properties of (1H-benzimidazol-2-yl-methyl)phosphonate (Bimp2?). Evidence for intramolecular hydrogen-bond formation in aqueous solution between (N-1)H and the phosphonate groupElectronic supplementary information (ESI) available: figure showing absorption spectra of Bimp in alkaline aqueous solution. See http://www.rsc.org/suppdata/ob/b3/b301281f/

Jos� S�nchez-Moreno, Mar�a, G�mez-Coca, Raquel B., Fern�ndez-Botello, Alfonso, Ochocki, Justyn, Kotynski, Andrzej, Griesser, Rolf, Sigel, Helmut

Journal:

Organic & Biomolecular Chemistry

Year:

2003

Language:

english

File:

PDF, 182 KB

english, 2003

28

Metal ion complexes with biotin and biotin derivatives. Participation of sulfur in the orientation of divalent cations

Sigel, Helmut, McCormick, Donald B., Griesser, Rolf, Prijs, Bernhard, Wright, Lemuel Dary

Journal:

Year:

1969

Language:

english

File:

PDF, 975 KB

english, 1969

29

Ternary complexes in solution. XI. Complex formation between the cobalt(II)-, nickel(II)-, copper(II)-, and zinc(II)-2,2'-bipyridyl 1:1 complexes and ethylenediamine, glycinate, or pyrocatecholate

Griesser, Rolf, Sigel, Helmut

Journal:

Inorganic Chemistry

Year:

1971

Language:

english

File:

PDF, 549 KB

english, 1971

30

Interactions of metal ions with biotin and biotin derivatives. Complexing and hydrogen-bond formation of the ureido group

Griesser, Rolf, Siegel, Helmut, Wright, Lemuel D., McCormick, Donald B.

Journal:

Year:

1973

Language:

english

File:

PDF, 659 KB

english, 1973

31

Ternary complexes in solution. XV. Mixed-ligand copper(II) complexes with 2,2'-bipyridyl or 1,10-phenanthroline and pyrocatecholate or derivatives thereof

Sigel, Helmut, Huber, Peter R., Griesser, Rolf, Prijs, Bernhard

Journal:

Inorganic Chemistry

Year:

1973

Language:

english

File:

PDF, 409 KB

english, 1973

32

Intrinsic Acid−Base Properties of Purine Derivatives in Aqueous Solution and Comparison of the Acidifying Effects of Platinum(II) Coordinated to N1 or N7: Acidifying Effects Are Reciprocal and the Proton “Outruns” Divalent Metal Ions

Griesser, Rolf, Kampf, Gunnar, Kapinos, Larisa E., Komeda, Seiji, Lippert, Bernhard, Reedijk, Jan, Sigel, Helmut

Journal:

Inorganic Chemistry

Year:

2003

Language:

english

File:

PDF, 140 KB

english, 2003

33

Ternary complexes in solution. IX. Stability-increasing effect of the pyridyl and imidazole groups on the formation of mixed-ligand-copper(II)-pyrocatecholate complexes

Sigel, Helmut, Huber, Peter R., Griesser, Rolf

Journal:

Inorganic Chemistry

Year:

1971

Language:

english

File:

PDF, 402 KB

english, 1971

34

Physicochemical Characterization of New Octamethylferrocenylmethylenemalononitrile by Complementary Methods: UV−Visible Solvatochromism, Moessbauer Spectroscopy, Differential Scanning Calorimetry, and X-ray Structure Determination

Laus, Gerhard, Schottenberger, Herwig, Wurst, Klaus, Herber, Rolfe H., Griesser, Ulrich

Journal:

Journal of Physical Chemistry B

Year:

2004

Language:

english

File:

PDF, 109 KB

english, 2004

35

Acid−Base and Metal-Ion-Binding Properties of 9-[2-(2-Phosphonoethoxy)ethyl]adenine (PEEA), a Relative of the Antiviral Nucleotide Analogue 9-[2-(Phosphonomethoxy)ethyl]adenine (PMEA). An Exercise on the Quantification of Isomeric Complex Equilibria in Solution

Fernández-Botello, Alfonso, Griesser, Rolf, Holý, Antonín, Moreno, Virtudes, Sigel, Helmut

Journal:

Inorganic Chemistry

Year:

2005

Language:

english

File:

PDF, 153 KB

english, 2005

36

Stability and structure of binary and ternary metal ion complexes with biocytin, the sulfoxide and sulfone, N-acetyl-L-lysine, and L-alanine

Griesser, Rolf, Prijs, Bernhard, Sigel, Helmut, Foery, Werner, Wright, Lemuel D., McCormick, Donald B.

Journal:

Year:

1970

Language:

english

File:

PDF, 958 KB

english, 1970

37

METAL IONS AND HYDROGEN PEROXIDE XXIX. On the Kinetics and Mechanism of the Catalase-like Activity of Nickel(II) and Nickel(II)-Amine Complexes

Sigel, Helmut, Wyss, Kurt, Waldmeier, Peter, Griesser, Rolf

Journal:

Journal of Coordination Chemistry

Year:

1974

Language:

english

File:

PDF, 985 KB

english, 1974

38

Comparison of the acid–base properties of purine derivatives in aqueous solution. Determination of intrinsic proton affinities of various basic sitesElectronic supplementary information (ESI) available: Figures S1 (UV absorption spectra of 9-methyladenine), S2 (spectra of 1,9-dimethyladenine), S3 (plot of absorption versus H0/pH for 1,9-dimethyladenine), S4 (spectra of 1-methyladenosine), S5 (absorption versus H0/pH for 1-methyladenosine), S6 (spectra of 7,9-dimethyladenine), S7 (absorption versus H0/pH for 7,9-dimethyladenine), S8 (absorption versus H0/pH for N6′,N6′,N9-trimethyladenine), as well as S9, S10, S11 and S12 with the micro acidity constant schemes for 9-ethylguanine, guanosine, 9-methylhypoxanthine, and inosine, respectively. S

Kampf, Gunnar, Kapinos, Larisa E., Griesser, Rolf, Lippert, Bernhard, Sigel, Helmut

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

2002

Language:

english

File:

PDF, 213 KB

english, 2002

39

Evidence for intramolecular aromatic-ring stacking in the physiological pH range of the monodeprotonated xanthine residue in mixed-ligand complexes containing xanthosinate 5?-monophosphate (XMP)

Sigel, Helmut, Operschall, Bert P., Massoud, Salah S., Song, Bin, Griesser, Rolf

Journal:

Dalton Transactions

Year:

2006

Language:

english

File:

PDF, 206 KB

english, 2006

40

Influence of decreasing solvent polarity (1,4-dioxane/water mixtures) on the stability and structure of complexes formed by copper(II), 2,2′-bipyridine or 1,10-phenanthroline and guanosine 5′-diphosphate: evaluation of isomeric equilibria† ‡

Operschall, Bert P., Bianchi, Emanuela M., Griesser, Rolf, Sigel, Helmut

Journal:

Journal of Coordination Chemistry

Year:

2009

Language:

english

File:

PDF, 304 KB

english, 2009

41

Connectivity patterns and rotamer states of nucleobases determine acid–base properties of metalated purine quartets

Lüth, Marc Sven, Freisinger, Eva, Kampf, Gunnar, Garijo Anorbe, Marta, Griesser, Rolf, Operschall, Bert P., Sigel, Helmut, Lippert, Bernhard

Journal:

Journal of Inorganic Biochemistry

Year:

2015

Language:

english

File:

PDF, 1.06 MB

english, 2015

42

Extent of intramolecular π stacks in aqueous solution in mixed-ligand copper(II) complexes formed by heteroaromatic amines and the anticancer and antivirally active 9-[2-(phosphonomethoxy)ethyl]guanine (PMEG). A comparison with related acyclic nucleotide analogues

Blindauer, Claudia A., Sigel, Astrid, Operschall, Bert P., Griesser, Rolf, Holý, Antonín, Sigel, Helmut

Journal:

Year:

2016

Language:

english

File:

PDF, 991 KB

english, 2016

43

Xanthosine 5′-monophosphate (XMP). Acid–base and metal ion-binding properties of a chameleon-like nucleotide

Sigel, Helmut, Operschall, Bert P., Griesser, Rolf

Journal:

Chemical Society Reviews

Year:

2009

Language:

english

File:

PDF, 1.03 MB

english, 2009

44

(N7)-Platination and its effect on (N1)H-acidification in nucleoside phosphate derivatives

Sigel, Astrid, Operschall, Bert P., Griesser, Rolf, Song, Bin, Okruszek, Andrzej, Odani, Akira, Katsuta, Tsuguno, Lippert, Bernhard, Sigel, Helmut

Journal:

Inorganica Chimica Acta

Year:

2016

Language:

english

File:

PDF, 1.45 MB

english, 2016

45

Metal Ions and Hydrogen Peroxide. Evidence for a Catalase-Like Activity of the cis-Diaquo Isomer of the Cu 2+ -2,2'-Bipyridyl 1:2 Complex

Griesser, Rolf, Prijs, Bernhard, Sigel, Helmut

Journal:

Journal of the American Chemical Society

Year:

1969

Language:

english

File:

PDF, 411 KB

english, 1969

46

ChemInform Abstract: TERNAERE KOMPLEXE IN LOESUNG 13. MITT. GEMISCHTE LIGAND-KOMPLEXE VON KUPFER(II) ODER ZINK(II) MIT 2,2′-BIPYRIDYL UND THIOAETHERCARBOXYLATEN ODER SULFOXID- ODER SULFON-DERIVATEN

SIGEL, HELMUT, GRIESSER, ROLF, MCCORMICK, DONALD B.

Journal:

Chemischer Informationsdienst

Year:

1973

File:

PDF, 228 KB

1973

47

ChemInform Abstract: TERNAERE KOMPLEXE IN LOESUNG 9. MITT. STABILITAETSSTEIGENDER EINFLUSS VON PYRIDYL- UND IMIDAZOL-GRUPPEN BEI DER BLDG. VON KUPFER(II)-BRENZCATECHINAT-KOMPLEXEN MIT GEMISCHTEN LIGANDEN

HUBER, PETER R., GRIESSER, ROLF, SIGEL, HELMUT

Journal:

Chemischer Informationsdienst. Organische Chemie

Year:

1971

File:

PDF, 127 KB

1971

48

ChemInform Abstract: TERNAERE KOMPLEXE IN LOESUNG 15. MITT. GEMISCHTE LIGAND-KUPFER(II)-KOMPLEXE MIT 2,2′-BIPYRIDYL ODER 1,10-PHENANTHROLIN UND BRENZCATECHIN ODER DESSEN DERIVATEN

SIGEL, HELMUT, HUBER, PETER R., GRIESSER, ROLF, PRIJS, BERNHARD

Journal:

Chemischer Informationsdienst

Year:

1973

File:

PDF, 133 KB

1973

49

Intramolecular π-stacks in mixed-ligand copper(II) complexes formed by heteroaromatic amines and antivirally active acyclic nucleotide analogues carrying a hydroxy-2-(phosphonomethoxy)propyl residue

Blindauer, Claudia A., Griesser, Rolf, Holý, Antonín, Operschall, Bert P., Sigel, Astrid, Song, Bin, Sigel, Helmut

Journal:

Journal of Coordination Chemistry

Year:

2018

Language:

english

File:

PDF, 1024 KB

english, 2018

50

Ternary Complexes in Solution, XII. Models for Biological Mixed-Ligand Complexes: 2,2′-Bipyridyl-Cu2+-Oligoglycine Systems

Sigel, Helmut, Griesser, Rolf, Prijs, Bernhard

Journal:

Zeitschrift für Naturforschung B

Year:

1972

File:

PDF, 11.41 MB

1972