Skip to main content
. 2022 Dec 16;12:21799. doi: 10.1038/s41598-022-24760-y

Table 5.

1H NMR analysis of linear alkylaminde-type quaternary ammonium acetates.

Abbreviation Structure 1H NMR
AcC12 graphic file with name 41598_2022_24760_Figg_HTML.gif 0.86–0.89 [t, 3H, –COCH2CH2(CH2)8CH3]; 1.26–1.38 [m, 16H, –COCH2CH2(CH2)8CH3]; 1.57–1.60 [m, 2H, –COCH2CH2(CH2)8CH3]; 2.03–2.22 [m, 2H, –N+CH2CH2CH2N–]; 2.28–2.32 [t, 2H, –COCH2CH2(CH2)8CH3]; 3.07 [s, 3H, –N(CH3)–]; 3.37 [s, 9H; –N+(CH3)3]; 3.41–3.63 [m, 7H; –N+CH2CH2CH2N–, CH3COO–]
AcC14 graphic file with name 41598_2022_24760_Figh_HTML.gif 0.86–0.89 [t, 3H, –COCH2CH2(CH2)8CH3]; 1.26–1.38 [m, 16H, –COCH2CH2(CH2)8CH3]; 1.57–1.61 [m, 2H, –COCH2CH2(CH2)8CH3]; 2.03–2.11 [m, 2H, –N+CH2CH2CH2N–]; 2.28–2.33 [t, 2H, –COCH2CH2(CH2)8CH3]; 3.09 [s, 3H, –N(CH3)–]; 3.36 [s, 9H; –N+(CH3)3]; 3.44–3.64 [m, 7H; –N+CH2CH2CH2N–, CH3COO–]
AcC16 graphic file with name 41598_2022_24760_Figi_HTML.gif 0.86–0.89 [t, 3H, –COCH2CH2(CH2)8CH3]; 1.26–1.38 [m, 16H, –COCH2CH2(CH2)8CH3]; 1.56–1.60 [m, 2H, –COCH2CH2(CH2)8CH3]; 2.03–2.09 [m, 2H, –N+CH2CH2CH2N–]; 2.25–2.36 [t, 2H, –COCH2CH2(CH2)8CH3]; 3.12 [s, 3H, –N(CH3)–]; 3.38 [s, 9H; –N+(CH3)3]; 3.42–3.62 [m, 7H; –N+CH2CH2CH2N–, CH3COO−]