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. 2013 Aug 22;61(38):9015–9026. doi: 10.1021/jf401960m

Table 4. Relative Amount of α-Amino Acids and α-Hydroxy Amides in the Crude Products of Glucose Ammoxidation at 70 °C, 100 °C, and 140 °C (0.2 MPa O2, 3 h).

    relative percentage (‰)a
Rt (min) α-amino acids and α-hydroxy amides 70 °C 100 °C 140 °C
13.56b, 18.83c glycine (41) 1.8 3.3 0.2
13.07b alanine (74) 0.01 0.5 0.01
17.50b, 20.43c serine (75) 0.06 0.2 0
    1.9 4.0 0.2
15.63 glycolamide (7) 10.0 6.1 1.1
15.03 lactamide (6) 0.04 1.8 1.2
 
sum 10.1 7.9 2.2
a

Values were calculated as ratio of the relative peak areas of aldonic acids and the internal standard phenyl α-glucoside (200 μg).

b

Mono-N-TMS derivative.

c

Bis-N-TMS derivative.