| Name | Formula | Dipole moment (debye) |
|---|
| 4-propylpyridine | C8H11N | 2.70 |
| 4-pyridinecarboxylic acid | C6H5NO2 | 2.70 |
| 4-quinone diazide | C6H4N2O | 5.02 |
| 4-styrylpyridine 1-oxide | C13H11NO | 4.49 |
| 4-tert-butylpyridine | C9H13N | 2.73 |
| 4-thiocyanatophenyl selenocyanate | C8H4N2SSe | 4.02 |
| 4-tolyldiethoxyboron | C11H17BO2 | 1.44 |
| 4-[(E)-2-(4-chlorophenyl)ethenyl]pyridine | C13H10ClN | 1.20 |
| 4-[(E)-2-(4-methoxyphenyl)ethenyl]pyridine | C14H13NO | 3.55 |
| 4-[(E)-2-(4-methylphenyl)ethenyl]pyridine | C14H13N | 3.19 |
| 4-[(E)-2-(4-nitrophenyl)ethenyl]pyridine | C13H10N2O2 | 1.85 |
| 4-[(E)-2-phenylethenyl]pyridine | C13H11N | 2.70 |
| 4H-pyran-4-one | C5H4O2 | 3.79 |
| 4H-pyran-4-thione | C5H4OS | 3.95 |
| 4H-thiopyran-4-thione | C5H4S2 | 3.90 |
| 5'-bromo-2'-methylacetophenone | C9H9BrO | 1.96 |
| 5'-chloro-2'-methylacetophenone | C9H9ClO | 2.01 |
| 5'-iodo-2'-methylacetophenone | C9H9IO | 1.94 |
| 5,5'-dibromo-2,2'-bithiophene | C8H4Br2S2 | 1.73 |
| 5,5'-diiodo-2,2'-bithiophene | C8H4I2S2 | 0.85 |
| 5,5-diethyl-1,3-dioxane-4,6-dione | C8H12O4 | 1.67 |
| 5,5-dimethyl-1,3-dioxane-4,6-dione | C6H8O4 | 1.83 |
| 5,5-dimethylpyrrolidinone | C6H11NO | 4.05 |
| 5,6,7,7a-tetrahydro-2,4-diphenylcyclopenta[b]thiopyran | C20H18S | 1.39 |
| 5,6,7,8-tetrahydro-2,4-diphenyl-2H-thiachromene | C21H20S | 1.40 |