Category: NMR

NMR- data Chemical shift [ppm] (Multiplicity) Coupling constants [Hz] 1H 2.09 (5) 1J(C,D) 22.0 (CD3) 6.97 (H-1) (m) 24.0 (C-2,C-3) 7.09 (H-2) (m) 19.0 (C-4) 7.01 (H-3) 2J(H,D) 2.2 13C 20.4 (7) 125.49 (3) 128.33 (3) 129.24 (3) 137.86 3J(H,D) 1.2 (H-1)  H2O/HOD Shift  0.45 1.1 (H-2,H-3)   Physical data Formula C7D8 Molecular weight [g/mol] …

Continue reading

NMR- data Chemical shift [ppm] (multiplicity) Coupling constants [Hz] 1H 11.5 1J(C,F) 283 13C 116.5 (4) 2J(C,F) 44 164.4 (4) 19F -78.5(CFCl3 = 0) H2O/HOD Shift 11.5   Physical data Formula C2DF3O2 Molecular weight [g/mol] 115.03 Density (d420) 1.5 Melting point [°C] -15 Boiling point [°C] 71 Inflammation temperature [°C] – Refraction index (nD20) 1.285 …

Continue reading