The erythro/threo ratio of β-O-4 structures as an important structural characteristic of lignin. Part 2. Changes in erythro/threo (E/T) ratio of β-O-4 structures during delignification reactions

Holzforschung

Volumn 56, Issue 4, 2002, Pages 416-421

  Sugimoto, Tomoko ^a   Akiyama, Takuya ^a   Matsumoto, Yuji ^a   Meshitsuka, Gyosuke ^a  

^a UNIVERSITY OF TOKYO   (Japan)

Author keywords

O 4 structure; Alkali cook; Delignification; Diastereomers (erythro and threo); Lignin

Indexed keywords

CHEMICAL ANALYSIS; DELIGNIFICATION; ETHERS; MOLECULAR STRUCTURE; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; ORGANIC ACIDS; SODIUM COMPOUNDS; WOOD;

ALKALI-DELIGNIFIED WOOD; ARYLGLYCEROL ARYL ETHER; ERYTHRONIC ACID; OZONATION; THREONIC ACID;

LIGNIN;

DELIGNIFICATION; LIGNINS; WOOD;

EID: 0036329917     PISSN: 00183830     EISSN: None     Source Type: Trade Journal    
DOI: 10.1515/HF.2002.064     Document Type: Article

References (22)

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6. The determination of lignin
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8. Chemical characteristics of lignin in the differentiating xylem of a hardwood III
9. 1H NMR spectroscopic investigation of the distribution of erythro and threo forms of β-O-4 structures in lignins
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12. 13C-NMR spectra of kraft lignins
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14. 1H NMR spectroscopy
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16. Structural study on lignin by ozonation. The erythro and threo ratio of the βO-4 structure indicates how lignin polymerizes
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20. Topochemistry of delignification in douglas-fir wood with soda, soda-anthraquinone and kraft pulping as determined by SEM-EDXA
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22. Topochemistry in the chlorite delignification of spruce wood