Syringylresinol (C22 H26 O8)
Authors: Sally Ralph, John Ralph, Larry L. Landucci
From: NMR Database of Lignin and Cell Wall Model Compounds.
Natural Isotopic formula weight: 418.43704
This is of the category: b-b Dimers
Concentration: 28 mg/ml (Source: Irwin A. Pearl)
Spectrometer: Bruker WM - 250 MHz
Assigned chemical shifts
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C13 | B | 54.38 | 1 |
| C14 | B | 54.38 | 1 |
| C1 | OMe | 56.41 | 1 |
| C2 | OMe | 56.41 | 1 |
| C3 | OMe | 56.41 | 1 |
| C4 | OMe | 56.41 | 1 |
| C9 | G | 71.83 | 1 |
| C10 | G | 71.83 | 1 |
| C21 | A | 86.08 | 1 |
| C22 | A | 86.08 | 1 |
| C5 | 2 | 102.78 | 1 |
| C7 | 2 | 102.78 | 1 |
| C6 | 6 | 102.78 | 1 |
| C8 | 6 | 102.78 | 1 |
| C11 | 1 | 132.13 | 1 |
| C12 | 1 | 132.13 | 1 |
| C19 | 4 | 134.38 | 1 |
| C20 | 4 | 134.38 | 1 |
| C15 | 3 | 147.19 | 1 |
| C17 | 3 | 147.19 | 1 |
| C16 | 5 | 147.19 | 1 |
| C18 | 5 | 147.19 | 1 |
| H51 | B | 4.28 | 1 |
| H52 | B | 4.28 | 1 |
| H33 | OMe | 3.90 | 1 |
| H32 | OMe | 3.90 | 1 |
| H34 | OMe | 3.90 | 1 |
| H35 | OMe | 3.90 | 1 |
| H36 | OMe | 3.90 | 1 |
| H39 | OMe | 3.90 | 1 |
| H48 | G2 | 4.28 | 1 |
| H50 | G2 | 4.28 | 1 |
| H53 | A | 4.73 | 1 |
| H54 | A | 4.73 | 1 |
| H43 | 2 | 6.58 | 1 |
| H45 | 2 | 6.58 | 1 |
| H44 | 6 | 6.58 | 1 |
| H46 | 6 | 6.58 | 1 |
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C13 | B | 55.33 | 1 |
| C14 | B | 55.33 | 1 |
| C1 | OMe | 56.69 | 1 |
| C2 | OMe | 56.69 | 1 |
| C3 | OMe | 56.69 | 1 |
| C4 | OMe | 56.69 | 1 |
| C9 | G | 72.37 | 1 |
| C10 | G | 72.37 | 1 |
| C21 | A | 86.81 | 1 |
| C22 | A | 86.81 | 1 |
| C5 | 2 | 104.52 | 1 |
| C7 | 2 | 104.52 | 1 |
| C6 | 6 | 104.52 | 1 |
| C8 | 6 | 104.52 | 1 |
| C11 | 1 | 133.24 | 1 |
| C12 | 1 | 133.24 | 1 |
| C19 | 4 | 136.23 | 1 |
| C20 | 4 | 136.23 | 1 |
| C15 | 3 | 148.69 | 1 |
| C17 | 3 | 148.69 | 1 |
| C16 | 5 | 148.69 | 1 |
| C18 | 5 | 148.69 | 1 |
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C13 | B | 53.59 | 1 |
| C14 | B | 53.59 | 1 |
| C1 | OMe | 55.95 | 1 |
| C2 | OMe | 55.95 | 1 |
| C3 | OMe | 55.95 | 1 |
| C4 | OMe | 55.95 | 1 |
| C9 | G | 70.99 | 1 |
| C10 | G | 70.99 | 1 |
| C21 | A | 85.26 | 1 |
| C22 | A | 85.26 | 1 |
| C5 | 2 | 103.59 | 1 |
| C7 | 2 | 103.59 | 1 |
| C6 | 6 | 103.59 | 1 |
| C8 | 6 | 103.59 | 1 |
| C11 | 1 | 131.36 | 1 |
| C12 | 1 | 131.36 | 1 |
| C19 | 4 | 134.81 | 1 |
| C20 | 4 | 134.81 | 1 |
| C15 | 3 | 147.82 | 1 |
| C17 | 3 | 147.82 | 1 |
| C16 | 5 | 147.82 | 1 |
| C18 | 5 | 147.82 | 1 |