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. 2013 Aug 22;61(38):9004–9014. doi: 10.1021/jf4019596

Table 1. Summary of Nitrogenous Compounds Present in Ammoxidized d-Glucose, d-Xylose, Cellulose, and Xylana.

ammonia salts of carboxylic acids glycolic acid (36), glyceric acid (42), erythronic acid (49), threonic acid (50), ribonic acid (56), arabinonic acid (57), mannonic acid (66), gluconic acid (66), lactic acid (35), 3-hydroxypropanoic acid (38), 3,4-dihydroxybutyric acid (46), 2-deoxypentonic acid (53), 3-deoxyhexonic acid (60)
amino acids glycine (41), aminomalonic acid (47), alanine (74), serine (75)
amino sugars glucosamine (62), fructosamine (65), di(glucopyranosyl)amine (73), aminohexopyranoside and aminoglycosides of unknown constitution (69),
amides lactamide (6), glycolamide (7), urea (10), formamide (32), oxamic acid (39), acetamide (86)
1H-imidazoles 1H-imidazole (2), 4-methyl-1H-imidazole (5), 4-hydroxymethyl-1H-imidazole (43), 4-(1,2-dihydroxyethyl)-1H-imidazole (55), 4-(d-arabino-tetrahydroxybutyl)-1H-imidazole (68), 2-acetyl-4-(tetrahydroxybutyl)-1H-imidazole (77)
pyridines 3-hydroxypyridine (4), 2-hydroxymethylpyridin-5-ol (20)
pyrazines 2-pyrazinol (1), 2-hydroxy-5-methyl-pyrazine (3), 2-pyrazinyl-methanol (7), 2-hydroxy-3-methyl-pyrazine (8), 2-hydroxymethyl-6-methyl-pyrazine (12), 2-(dihydroxyethyl)-pyrazine (18), 2-(dihydroxyethyl)-5-methyl-pyrazine (21), 2,5- and 2,6-(dihydroxymethyl)-pyrazine (22), 2-(dihydroxy-ethyl)-5-(hydroxymethyl)-pyrazine (23), 2-(tetrahydroxybutyl)-pyrazine (24), 2-(tetrahydroxybutyl)-5-methyl-pyrazine (25), 2-(trihydroxypropyl)-pyrazine (28), 2-(trihydroxybutyl)-5-methyl-pyrazine (29), 2-hydroxy-5(and 6)-(tetrahydroxybutyl)-pyrazine and 2-hydroxy-6-(tetrahydroxybutyl)-pyrazine (78), 2,5- and 2,6-deoxy-fructosazine (84), 2,5- and 2,6-fructosazine (85), and 7 further pyrazine derivatives
a

Numbers in parentheses refer to peak assignments for Figures 1 and 4.