Vanillic Acid (C8 H8 O4)
Authors: Sally Ralph, John Ralph, Larry L. Landucci
From: NMR Database of Lignin and Cell Wall Model Compounds.
Natural Isotopic formula weight: 168.14672
This is of the category: Monomers
Concentration: 110 mg/ml (Source: John Ralph)
Spectrometer: Bruker WM - 250 MHz
Assigned chemical shifts
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| H13 | OMe | 3.96 | 1 |
| H14 | OMe | 3.96 | 1 |
| H15 | OMe | 3.96 | 1 |
| H18 | 2 | 7.59 | 1 |
| H17 | 5 | 6.97 | 1 |
| H16 | 6 | 7.72 | 1 |
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C1 | OMe | 56.28 | 1 |
| C4 | 2 | 113.46 | 1 |
| C3 | 5 | 115.43 | 1 |
| C5 | 1 | 122.70 | 1 |
| C2 | 6 | 124.90 | 1 |
| C7 | 3 | 147.96 | 1 |
| C6 | 4 | 152.03 | 1 |
| C8 | A | 167.84 | 1 |
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C1 | OMe | 55.50 | 1 |
| C4 | 2 | 112.73 | 1 |
| C3 | 5 | 115.00 | 1 |
| C5 | 1 | 121.62 | 1 |
| C2 | 6 | 123.46 | 1 |
| C7 | 3 | 147.17 | 1 |
| C6 | 4 | 151.05 | 1 |
| C8 | A | 167.16 | 1 |