Figure 4From: Accelerated green process of tetramethylpyrazine production from glucose and diammonium phosphateThe time courses of 2,3,5,6-tetramethylpyrazine (TMP) formation (A) and 2-(1-hydroxyethyl)-2,4,5-trimethyl-3-oxazoline (OXZ) kinetics (B) at different temperatures and acetoin/ammonium molar ratios (as indicated in the rectangle). Initial acetoin concentration, 30.1 g L-1.Back to article page