Label | δC/δH (ppm) | Assignment |
---|---|---|
Bβ | 53.4/3.11 | Cβ–Hβ in β–β (resinol) (B) |
–OMe | 56.2/3.78 | C–H in methoxyls |
Aγ | 59.5–59.7/3.25–3.73 | Cγ–Hγ in β-O-4 substructures (A) |
Bγ | 71.45/4.17–3.78 | Cγ–Hγ in β–β resinol (B) |
Aα | 71.59/4.83 | Cα–Hα in β-O-4 unit (A) |
Aβ | 84.78/4.32 | Cβ–Hβ in β-O-4′ substructures linked to a G unit (A) |
Bα | 85.55/4.62 | Cα–Hα in β–β resinol (B) |
Cα | 86.6/5.49 | Cα–Hα in β-5 (phenylcoumaran) substructures |
G2 | 110.89/6.94 | C2–H2 in guaiacyl units (G) |
FA2 | 110.9/7.26 | C2–H2 in FA |
G5 | 115.74/6.79 | C5–H5 in guaiacyl units (G) |
G6 | 119.33/6.8 | C6–H6 in guaiacyl units (G) |
FA6 | 122.6/7.03 | C6–H6 in FA |
H2,6 | 127.5/7.23 | C2,6–H2,6 in H units (H) |