Catalyst-free lignin valorization by acetoacetylation. Structural elucidation by comparison with model compounds?

Green Chemistry Pub Date: 2018-05-04 DOI: 10.1039/C8GC01071D

Abstract

Indulin AT Kraft lignin has been chemically modified without a catalyst by reaction with t-butyl acetoacetate. Elucidation and quantification of the modified lignin structure has been facilitated by employing a series of readily prepared model compounds which isolate three of the major hydroxyl containing moieties characteristic of lignin.

Graphical abstract: Catalyst-free lignin valorization by acetoacetylation. Structural elucidation by comparison with model compounds
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