Table 1.

¹H and ¹³C NMR data for the HMP, (δ, ppm).

Sugar Residue	H-1 C-1	H-2 C-2	H-3 C-3	H-4 C-4	H-5 C-5	H-6 C-6
→3)-α-d-GalpNAcA-(1→ A	5.38 99.5	4.29 49.0	3.95 77.1	4.50 70.1	4.23 72.0	174.6
→3)-β-d-GlcpNAc-(1→ B	4.60 103.3	3.78 55.5	3.71 81.1	3.68 72.0	3.42 76.6	3.91, 3.78 61.3

Chemical shifts of the N-acetyl groups are δ_H 2.04–1.94 and δ_C 23.4 (CH₃), and 175.4–175.1 (CO).