High-resolution solid-state 13C NMR spectra are presented for samples of α-elastin prepared from the aorta of normal and copper-deficient pigs. Chemical shifts of the various peaks indicate that both the normal and undercross-linked peptides have similar overall structures. However, 13C T1, 1...
Check out for the number of 13C NMR signals the given compound exhibit. X_2O_3 Enter the group number of X. Find the molecules in 0.036 mol of vitamin C, C_6H_8O_6. For 4-Methylcyclohexanol find the number of ^{13}C peaks in it. For 2-Methylcyclohexanol find the number of ^{...