Name | Formula | Mp (°C) | Bp (°C) | Specific gravity | nD | pKa1 |
methanoic acid | CH2O2 | 8.4 | 101 | 1.22 | 1.37 | 3.75 |
ethanoic acid | C2H4O2 | 17 | 118 | 1.051 | 1.372 | 4.76 |
propanoic acid | C3H6O2 | -21 | 141 | 0.99 | 1.386 | 4.86 |
butanoic acid | C4H8O2 | -7.9 | 163.5 | 0.9595 | 1.398 | 4.83 |
pentanoic acid | C5H10O2 | -34.5 | 187 | 0.93 | 1.408 | 4.82 |
hexanoic acid | C6H12O2 | -3.4 | 203 | 0.92 | 1.4162 | 4.85 |
heptanoic acid | C7H14O2 | -7.5 | 223 | 0.9181 | 1.4223 | 4.89 |
octanoic acid | C8H16O2 | 16.7 | 237 | 0.91 | 1.42777 | 4.89 |
nonanoic acid | C9H18O2 | 12.5 | 254 | 0.9 | 4.96 | |
decanoic acid | C10H20O2 | 31.6 | 269 | 0.893 | ||
undecanoic acid | C11H22O2 | 28.6 | 284 | 0.89 | ||
dodecanoic acid | C12H24O2 | 43 | 297.9 | 1.007 | 5.3 | |
tridecanoic acid | C13H26O2 | 41.5 | 236 | 0.983 | ||
tetradecanoic acid | C14H28O2 | 58 | 318 | 0.8622 | ||
pentadecanoic acid | C15H30O2 | 53 | ||||
hexadecanoic acid | C16H32O2 | 63 | 353.8 | 0.852 | ||
heptadecanoic acid | C17H34O2 | 61 | ||||
octadecanoic acid | C18H36O2 | 69.6 | 383 | 0.847 | 1.4299 | |
nonadecanoic acid | C19H38O2 | 69 | 236 |