Preparation and Identification of 6²−α-Maltotriosyl-Maltotriose Using a Commercial Pullulanase

Figures & data

FIGURE 1 T1: Effect of maltotriose syrup concentration on the preparation of 6²−α-maltotriosyl-maltotriose; T2: Effect of time on the preparation of 6²−α-maltotriosyl-maltotriose; T3: Effect of pH on the preparation of 6²−α-maltotriosyl-maltotriose: T4: Effect of temperature on the preparation of 6²−α-maltotriosyl-maltotriose; and T5: Effect of pullulanase amount on the preparation of 6²−α-maltotriosyl-maltotriose.

FIGURE 2 FTIR spectrum of 6²−α-maltotriosyl-maltotriose.

FIGURE 3 ESIMS spectra of 6²−α-maltotriosyl-maltotriose in the negative and positive mode.

FIGURE 4 (A) ¹H NMR spectrum of 6²−α-maltotriosyl-maltotriose; (B) ¹³C NMR spectrum of 6²−α-maltotriosyl-maltotriose; and (C) HMBC spectrum of 6²−α-maltotriosyl-maltotrios.

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