Knut Lundquist

Important Issues and Results from Knut Lundquist's Lignin Research at Chalmers

Absolute Configuration of β- and α-Asymmetric Carbons within β-O-4-Structures in Hardwood Lignin

Origin of the acetylated structures present in white birch (Betula pendula Roth) milled wood lignin

2011

Biological treatment of Lignocelluloses with white-rot funghi and its applications: Review

2011

DIFFERENT TYPES OF PHENOLIC UNITS IN LIGNINS

Revisiting the mechanism of beta-O-4 bond cleavage during acidolysis of lignin. Part 3: Search for the rate-determining step of a non-phenolic C6-C3 type model compound

7. Functional Groups and Bonding Patterns in Lignin (Including the Lignin-Carbohydrate Complexes)

5,5'-Bis(hydroxymethyl)-3,3'-dimethoxybiphenyl-2,2'-diol with a new three-dimensional 3-modal topology of synthons

2010

1H NMR Database of Lignin Model Compounds in Different Solvents (supplement)

2009

1H NMR Database of Lignin Model Compounds in Different Solvents

THE STRUCTURE AND CONFORMATION OF LIGNIN AS JUDGED BY X-RAY CRYSTALLOGRAPHIC INVESTIGATIONS OF LIGNIN MODEL COMPOUNDS: ARYLGLYCEROL β-SYRINGYL ETHERS

Fractionation of processed spruce wood obtained in the production of ethanol

Oxidation of the erythro and threo forms of the phenolic lignin model compound 1-(4-hydroxy-3-methoxyphenyl)-2-(2-methoxyphenoxy)-1,3-propanediol by laccases and model oxidants

2009

1H NMR SPECTRA OF LIGNIN MODEL COMPOUNDS

2009

COMPARISON OF THE β-O-4 BOND CLEAVAGE MECHANISM OF C6-C3 AND C6-C2 LIGNIN MODEL COMPOUNDS DURING ACIDOLYSIS

Conformation of 1-aryl-2-aryloxy-1-propanols: threo-1-(4-hydroxy-3-methoxyphenyl)-2-(2-methoxyphenoxy)-1-propanol

2008

The Influence of Solvent and Derivatization on the 1H NMR Spectral Properties of Lignin Model Compounds

2008

The Structure and Conformation of Lignin as Judged by X-ray Crystallographic Investigations of Lignin Model Compounds: Arylglycerol β-Syringyl Ethers

Diastereomer selectivity in the degradation of a lignin model compound of the arylglycerol β-aryl ether type by white-rot fungi

Differences in stereo-preference in the oxidative degradation of diastereomers of the lignin model compound 1-(3,4-dimethoxyphenyl)-2-(2-methoxyphenoxy)-1,3-propanediol with enzymic and non-enzymic oxidants

Quantitative lignin analysis based on permanganate oxidation

The stereochemistry and conformation of lignin as judged by X-ray crystallographic investigations of lignin model compounds: Arylglycerol β-guaiacyl ethers

Stereoisomers of 1,2-diaryl-1,3-propanediols: erythro forms

Reactions of lignin chromophores of the enal and enone types with sulfite

Chalcone epoxide intermediates in the syntheses of lignin-related phenylcoumarans

Quantitative lignin analysis based on permanganate oxidation

2,3-Diaryl-3-hydroxypropionic acid intermediates in the synthesis of threo forms of 1,2-diaryl-1,3-propanediols

Oxidation Capacity of Laccases and peroxidases as Reflected in Experiments with Methoxy-Substituted Benzyl Alcohols

13-C assignments of the carbon atoms in the aromatic rings of lignin model compounds of the arylglycerol β-aryl ether type - Spectral assignments and Reference Data

2005

Quantitative analysis of lignins based on permanganate oxidation (Method "phenolic")

Stereoisomers of 3,3′-dimethoxy-4,4′-stilbenequinone

erythro-2-(2,6-Dimethoxy-4-methylphenoxy)-1-(4-hydroxy-3,5-dimethoxyphenyl)propane-1,3-diol

Product profiles in enzymic and non-enzymic oxidations of the lignin model compound erythro-1-(3,4-dimethoxyphenyl)-2-(2-methoxyphenoxy)-1,3-propanediol

threo-2-(2,6-Dimethoxyphenoxy)-1-(4-hydroxy-3,5-dimethoxyphenyl)propane-1,3-diol: a conformational study

Stability of arylglycerols during alkaline cooking

2004

Quantitative analysis of lignins based on permanganate oxidation (Preliminary calculations)

(Z)-2,3-Bis(3,4-dimethoxyphenyl)-2-propen-1-ol

A second polymorph of (+)-pinoresinol-dioxane(1/1).

Quantitative lignin analysis

(Z)-3-(3,4-Dimethoxyphenyl)-2-(2-methoxyphenoxy)-2-propenoic acid.

Lignins: Natural polymers from oxidative coupling of 4-hydroxyphenyl-propanoids

2004

Quantitative analysis of lignins based on permanganate oxidation (Method "quadratic" and Method "linear")

Photoyellowing behavior of non-phenolic lignin models representative of end groups and beta-ether structures

(+)-Pinoresinol-dioxane (1/1)

(Z)-α-Chloromethyl-3,3',4,4'-tetramethoxystilbene

2003

Lignin Stereochemistry and its Biosynthetic Implications

1999

Structural Analysis of Lignin and Lignin Degradation Products

The origin of lignin fluorescence

Investigation of three stilbene derivatives by x-ray crystallography and NMR spectroscopy

1997

Qualitative and Quantitative Aspects of Proton NMR Spectroscopy of Lignin

1994

A new method for the analysis of phenolic groups in lignins by 1H NMR spectroscopy

1992

1H NMR spectral studies of lignins. Results regarding the occurrence of beta-5 structures, beta-beta structures, non-cyclic benzyl aryl ethers, carbonyl groups and phenolic groups

1991

1H NMR spectral studies of lignins Quantitative estimates of some types of structural elements

1990

On the composition of dioxane-water extracts of milled spruce wood: Characterization of hydrophilic constituents (Corrected reprint)

1989

Analysis of lignins by 1H NMR spectroscopy

1986

NMR Studies of Lignins. 7. 1H NMR Spectroscopic Investigation of the Distribution of Erythro and Threo Forms of beta-O-4 Structures in Lignins

1985

On the reactions and degradation of the lignin during steam hydrolysis of aspen wood

1985

Structural Characterization of Aquatic Humic Substances by NMR Spectroscopy

1983

Lignin carbohydrate linkages in milled wood lignin preparations from spruce wood

1981

Investigation of lignins from soda and soda/anthraquinone cooking of spruce wood

1981

Enzymic oxidation of vanillyl glycol

1980

Studies on lignin carbohydrate linkages in milled wood lignin preparations

1980

Comparison of a synthetic dehydrogenation polymer of coniferyl alcohol with milled wood lignin from spruce, using 1H NMR spectroscopy

1979

On the occurrence of carbohydrates in milled wood lignin preparations

1977

Isolation of lignin by means of liquid-liquid extraction

1976

Low-molecular weight lignin hydrolysis products

1975

Lignin preparations with very low carbohydrate content

1973

Studies on lignin hydrolysis products and their relations to lignin structures

1973

Formation of low molecular weight phenols from "milled wood lignin" during sulphate and soda cooking

1971

Acid Degradation of Lignin IV. Analysis of Lignin Acidolysis Products by Gas Chromatography Using Trimethylsilyl Derivatives

1971

Acid Degradation of Lignin VI. Formation of Methanol

1970

Comparison of sound and white-rotted sapwood of sweetgum with respect to properties of the lignin and composition of extractives

1961

Estimation of "Uncondensed" Phenolic Units in Spruce Lignin