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Table 1 Biomass-Derived Aromatic Monomers Quantified by Py-GC/MS

From: Structural characterization of alkaline hydrogen peroxide pretreated grasses exhibiting diverse lignin phenotypes

 

Retention Time (min)

Major Mass Fragment (m/z)

Primary Origin

Secondary Origin

Phenol

16.44

94

H

p CA

Guaiacol

16.96

124

G

FA

Creosol

19.02

138

G

FA

p-ethylguaiacol

20.61

152

G

FA

4-vinylphenol

21.45

120

p CA

H

4-vinylguaiacol

21.67

150

FA

G

Syringol

22.57

154

S

-

(E)-isoeugenol

23.98

164

G

FA

Vanillin

24.49

152

G

FA

Acetoveratrone

26.27

180

G

FA

Methoxyeugenol

28.24

194

S

-