Table 3 Molar mass (g/mol) and hydrodynamic radii R h × 108 cm (±9%) of CD in different solvents CD H2O DMF DMSO M av M R h M R h M R h α 1,100 6.7 970 8.2 1,300 10 1,100 ± 100 β 1,300 7.7 1,150 9.1 1,100 11 1,180 ± 80 γ 1,500 8.5 1,400 10.1 1,900 12.4 1,600 ± 200