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. 2014 Dec 19;10:3073–3086. doi: 10.3762/bjoc.10.324

Table 2.

Evaluation of the divalent substrates in the TcTS reaction.

graphic file with name Beilstein_J_Org_Chem-10-3073-i002.jpg
X SL:X = 1:1 SL:X = 2:1 SL:X = 1:1
% Xa % S-Xa % S2-Xa % Xa % S-Xa % S2-Xa Inhibition (%)
16 35 57 8 29 49 22 16
18 40 40 20 33 39 28 70
24 53 41 12 41 47 12 48
22 46 46 8 29 58 13 53

aRelated to the total amount of X (X + SX + S2X) by integration of the peaks observed in the HPAEC. X, compound tested, S-X, monosialylated compound X, S2-X, disialylated compound X, SL, sialyllactose, SL:X indicates de molar ratio of SL with respect to X.