Figure S4. The 1H-NMR spectra of acetic acid anhydride in d-methanol with 0.03 % TMS. The cutout spectra show the area of 1-5 ppm and includes resonances from impurities, solvent, and satellites

From

Introducing NMR to Biomedical Laboratory Scientists through a Laboratory Exercise; Synthesis, Structure Determination and Quantization of Aspirin by Employing an 1H-NMR Bench Top Instrument

Marit Kristin Leiren, Signe Steinkopf

World Journal of Chemical Education. 2022, 10(1), 8-19 doi:10.12691/wjce-10-1-2