Sinapinic Acid (C11 H12 O5)
Authors: Sally Ralph, John Ralph, Larry L. Landucci
From: NMR Database of Lignin and Cell Wall Model Compounds.
Natural Isotopic formula weight: 224.20998
This is of the category: Monomers
Concentration: 120 mg/ml (Source: Lancaster Synthesis)
Spectrometer: Bruker WM - 250 MHz
Assigned chemical shifts
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C15 | OMe | 56.68 | 1 |
| C16 | OMe | 56.68 | 1 |
| C5 | 2 | 106.84 | 1 |
| C6 | 6 | 106.84 | 1 |
| C4 | B | 116.20 | 1 |
| C7 | 1 | 126.19 | 1 |
| C11 | 4 | 139.43 | 1 |
| C3 | A | 146.23 | 1 |
| C8 | 3 | 148.90 | 1 |
| C9 | 5 | 148.90 | 1 |
| C10 | G | 168.26 | 1 |
| Atom ID | Author Nomenclature | Value | Ambiguity Code |
|---|---|---|---|
| C15 | OMe | 56.04 | 1 |
| C16 | OMe | 56.04 | 1 |
| C5 | 2 | 106.04 | 1 |
| C6 | 6 | 106.04 | 1 |
| C4 | B | 116.03 | 1 |
| C7 | 1 | 124.59 | 1 |
| C11 | 4 | 138.05 | 1 |
| C3 | A | 144.74 | 1 |
| C8 | 3 | 148.00 | 1 |
| C9 | 5 | 148.00 | 1 |
| C10 | G | 167.90 | 1 |
| H17 | OMe | 3.83 | 1 |
| H18 | OMe | 3.83 | 1 |
| H19 | OMe | 3.83 | 1 |
| H20 | OMe | 3.83 | 1 |
| H21 | OMe | 3.83 | 1 |
| H22 | OMe | 3.83 | 1 |
| H25 | 2 | 7.00 | 1 |
| H26 | 6 | 7.00 | 1 |
| H23 | A | 7.50 | 1 |
| H25 | B | 6.44 | 1 |