Research Article
Rapeseed Oil Monoester of Ethylene Glycol Monomethyl Ether as a New Biodiesel
Table 5
P1PH NMR data of rapeseed oil monoester.
| | Chemical shift/ppm | Proton peak splitting | Coupling constant/Hz | Peak area/proton number |
| | 5.359 | quartet | 6.4 | 1.001/— | | 4.228 | triplet | 3.6 | 0.78/2 | | 3.596 | triplet | 3.6 | 0.83/2 | | 3.395 | singlet | — | 0.99/3 | | <2.771 | more | — | more |
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