Journals / Communications Faculty of Sciences University of Ankara Series B Chemistry and Chemical Engineering / 1968 / Cilt: 15

Estimation of Free Phenolic Groups in Lignin

Pages
1–1
Publication Date
1968-01-01
DOI
—
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⚡ TL;DR(Too Long; Didn't Read)

Satisfactory agreement was obtained with results reported in the earlier literatüre.

📌 3 Key Takeaways

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Objective & Hypothesis:A method has been developed for the determination of free phenolic groups in softwood lignin.
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Key Findings & Data:It is based on the colour reaction occurring between 1-nitroso 2-naphthol and eugenol.
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Conclusion & Impact:Satisfactory agreement was obtained with results reported in the earlier literatüre.
🔬Design:Review & Systematic Survey
📍Scope:Comprehensive Sample
⚙️Variables:Estimation · Phenolic · Lignin

Abstract

A method has been developed for the determination of free phenolic groups in softwood lignin. It is based on the colour reaction occurring between 1-nitroso 2-naphthol and eugenol. The colour reaction of l-nitroso-2—naphthol with a variety of substances containing one or two guaiacyl nuclei (representing probable structural prmcipales of lignin) has been investigated. The number of free phenolic hydroxyls per methoxyl group in milled soft wood lignin was determined. Satisfactory agreement was obtained with results reported in the earlier literatüre.

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Cite This Article

OLCAY, A. (1968). Estimation of Free Phenolic Groups in Lignin. Communications Faculty of Sciences University of Ankara Series B Chemistry and Chemical Engineering, Cilt: 15, 1–1. https://ajindex.com/articles/827702

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References (1)

  1. Ankara Üniversitesi Communications, Series B: Chemistry and Chemical Engineering