| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Carboxylic Acids | 100 | + | |
| 2 | Hydrocarbons | 55 | + | |
| 3 | Amines | 40 | + | |
| 4 | Amides | 24 | + | |
| 5 | Sulfur Compounds | 21 | + | |
| 6 | Imides | 11 | + | |
| 7 | Lactones | 10 | + | |
| 8 | Ketones | 9 | + | |
| 9 | Ethers | 8 | + | |
| 10 | Organophosphorus Compounds | 8 | + | |
| 11 | Alcohols | 8 | + | |
| 12 | Aldehydes | 6 | + | |
| 13 | Semicarbazides | 4 | + | |
| 14 | Hydrazines | 3 | + | |
| 15 | Aza Compounds | 3 | + | |
| 16 | Onium Compounds | 2 | + | |
| 17 | Organometallic Compounds | 2 | + | |
| 18 | Amidines | 2 | + | |
| 19 | Azo Compounds | 2 | + | |
| 20 | Urea | 1 | + |