G-b1-G (C23 H24 O9)
Authors: Sally Ralph, John Ralph, Larry L. Landucci
From: NMR Database of Lignin and Cell Wall Model Compounds.
Natural Isotopic formula weight: 444.43126
This is of the category: b-1 Dimers
Concentration: Saturated (Source: Shawna Lemke)
Spectrometer: Bruker WM - 250 MHz
Assigned chemical shifts
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C1 | AcMe | 20.67 | 4 |
| C2 | AcMe | 20.67 | 4 |
| C3 | AcMe | 20.92 | 4 |
| C18 | B | 52.08 | 1 |
| C4 | OMe | 56.03 | 1 |
| C5 | OMe | 56.03 | 1 |
| C12 | G | 65.58 | 1 |
| C11 | A2 | 111.99 | 1 |
| C10 | B2 | 112.32 | 1 |
| C7 | A6 | 120.95 | 1 |
| C6 | B6 | 122.22 | 1 |
| C9 | A5 | 122.94 | 1 |
| C8 | B5 | 123.54 | 1 |
| C16 | B1 | 133.94 | 1 |
| C17 | A1 | 135.02 | 1 |
| C19 | B4 | 139.64 | 1 |
| C20 | A4 | 144.13 | 1 |
| C21 | B3 | 151.54 | 1 |
| C22 | A3 | 151.72 | 1 |
| C15 | A4AcC=O | 168.46 | 1 |
| C14 | B4AcC=O | 168.83 | 1 |
| C13 | GAcC=O | 170.89 | 1 |
| C23 | A | 195.95 | 1 |
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C1 | AcMe | 20.43 | 4 |
| C2 | AcMe | 20.43 | 4 |
| C3 | AcMe | 20.66 | 4 |
| C18 | B | 52.37 | 1 |
| C4 | OMe | 56.29 | 4 |
| C5 | OMe | 56.40 | 4 |
| C12 | G | 65.94 | 1 |
| C11 | A2 | 113.14 | 1 |
| C10 | B2 | 113.66 | 1 |
| C7 | A6 | 121.30 | 1 |
| C6 | B6 | 122.88 | 1 |
| C9 | A5 | 123.95 | 1 |
| C8 | B5 | 124.21 | 1 |
| C16 | B1 | 135.54 | 1 |
| C17 | A1 | 135.77 | 1 |
| C19 | B4 | 140.53 | 1 |
| C20 | A4 | 145.10 | 1 |
| C21 | B3 | 152.52 | 1 |
| C22 | A3 | 152.70 | 1 |
| C15 | A4AcC=O | 168.58 | 1 |
| C14 | B4AcC=O | 168.87 | 1 |
| C13 | GAcC=O | 170.75 | 1 |
| C23 | A | 196.63 | 1 |
| H34 | AcMe | 1.93 | 4 |
| H33 | AcMe | 1.93 | 4 |
| H35 | AcMe | 1.93 | 4 |
| H37 | AcMe | 2.20 | 4 |
| H36 | AcMe | 2.20 | 4 |
| H38 | AcMe | 2.20 | 4 |
| H41 | AcMe | 2.24 | 4 |
| H39 | AcMe | 2.24 | 4 |
| H40 | AcMe | 2.24 | 4 |
| H43 | OMe | 3.81 | 4 |
| H44 | OMe | 3.81 | 4 |
| H42 | OMe | 3.81 | 4 |
| H47 | OMe | 3.96 | 4 |
| H45 | OMe | 3.96 | 4 |
| H46 | OMe | 3.96 | 4 |
| H54 | G1 | 4.33 | 1 |
| H55 | G2 | 4.76 | 1 |
| H56 | B | 5.19 | 1 |
| H48 | B6 | 6.98 | 1 |
| H50 | B5 | 7.03 | 1 |
| H51 | A5 | 7.16 | 1 |
| H52 | B2 | 7.22 | 1 |
| H49 | A6 | 7.73 | 1 |
| H53 | A2 | 7.77 | 1 |
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C1 | AcMe | 20.32 | 4 |
| C2 | AcMe | 20.32 | 4 |
| C3 | AcMe | 20.55 | 4 |
| C18 | B | 50.52 | 1 |
| C4 | OMe | 55.80 | 4 |
| C5 | OMe | 55.95 | 4 |
| C12 | G | 64.74 | 1 |
| C11 | A2 | 112.35 | 1 |
| C10 | B2 | 112.95 | 1 |
| C7 | A6 | 120.26 | 1 |
| C6 | B6 | 122.14 | 1 |
| C9 | A5 | 123.28 | 1 |
| C8 | B5 | 123.28 | 1 |
| C16 | B1 | 134.26 | 1 |
| C17 | A1 | 134.42 | 1 |
| C19 | B4 | 138.79 | 1 |
| C20 | A4 | 143.59 | 1 |
| C21 | B3 | 151.11 | 1 |
| C22 | A3 | 151.11 | 1 |
| C15 | A4AcC=O | 138.10 | 1 |
| C14 | B4AcC=O | 168.41 | 1 |
| C13 | GAcC=O | 170.10 | 1 |
| C23 | A | 195.91 | 1 |