Biomass characterization of Buddleja davidii: A potential feedstock for biofuel production

Bassem B. Hallac, Poulomi Sannigrahi, Yunqiao Pu, Michael Ray, Richard J. Murphy, Arthur J. Ragauskas

Research output: Contribution to journalArticlepeer-review

95 Scopus citations

Abstract

A compositional analysis was performed on Buddleja davidii to determine its general biomass characteristics and provide detailed analysis of the chemical structures of its cellulose and lignin using NMR. B. davidii is a new potential lignocellulosic bioresource for producing bioethanol because it has several attractive agroenergy features. The biomass composition of B. davidii is 30% lignin, 35% cellulose, and 34% hemicellulose. Solid-state CP/MAS 13C NMR showed that 33% of the cellulose is para-crystalline and 41% is at inaccessible surfaces. Both quantitative 13C and 31P NMR were used to examine the structure of lignin. The lignin was determined to be guaiacyl and syringyl with an h:g:s ratio of 0:81:19.

Original languageEnglish
Pages (from-to)1275-1281
Number of pages7
JournalJournal of Agricultural and Food Chemistry
Volume57
Issue number4
DOIs
StatePublished - Feb 25 2009
Externally publishedYes

Keywords

  • Biomass characterization
  • Buddleja davidii
  • Cellulose
  • GPC
  • Hemicellulose
  • Lignin
  • NMR

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