composés chimiques
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Brémélanotide | Concept | 15 | 0.0 |
| Brétazénil | Concept | 11 | 0.2 |
| Brévétoxine | Concept | 7 | 1.7 |
| Brûlage des Chaumes | Concept | 16 | 1.8 |
| Btex | Concept | 12 | 8.1 |
| Buckminsterfullerène | Concept | 36 | 10.9 |
| Buckram | Substance | 18 | 1.7 |
| Buckypaper | Substance | 9 | 0.6 |
| Buclizine | Concept | 15 | 0.9 |
| Budipine | Concept | 12 | 0.1 |
| Budésonide | Concept | 35 | 46.7 |
| Bufadiénolide | Concept | 13 | 1.2 |
| Bufexamac | Concept | 11 | 0.7 |
| Buflomédil | Concept | 15 | 1.5 |
| Bufotoxine | Concept | 16 | 22.4 |
| Bufoténine | Concept | 28 | 13.9 |
| Bulgarsko Rozovo Maslo | Aliment | 2 | 0.1 |
| Bullatacine | Concept | 8 | 0.2 |
| Bullvalène | Concept | 19 | 0.0 |
| Bumetanide | Concept | 23 | 6.7 |
| Bupirimate | Concept | 5 | 0.4 |
| Bupropione | Concept | 48 | 96.0 |
| Buprénorphine | Concept | 41 | 143.9 |
| Buprénorphine/naloxone | Composé Chimique | 13 | 0.0 |
| Burin | Substance | 3 | 20.1 |
| Burin | Substance | 20 | 17.2 |
| Burosumab | Concept | 7 | 0.0 |
| Bus | Substance | 1 | 23.7 |
| Buspirone | Concept | 32 | 37.6 |
| Busulfan | Concept | 27 | 5.2 |
| But-1-yne | Concept | 35 | 1.5 |
| But-1-ène | Concept | 25 | 10.9 |
| But-2-yne | Concept | 30 | 2.0 |
| But-2-yne-1,4-diol | Concept | 17 | 1.3 |
| Buta-1,3-diène | Concept | 50 | 17.2 |
| Butadiyne | Concept | 30 | 1.5 |
| Butadiène-acrylonitrile | Substance | 26 | 26.0 |
| Butan-1-ol | Concept | 38 | 60.2 |
| Butan-2-ol | Concept | 32 | 31.1 |
| Butanal | Concept | 34 | 14.8 |
| Butane | Concept | 76 | 158.1 |
| Butane-1,2-diol | Concept | 22 | 1.4 |
| Butane-1,3-diol | Concept | 22 | 6.1 |
| Butane-1,4-diol | Concept | 29 | 9.8 |
| Butane-2,3-diol | Concept | 18 | 6.0 |
| Butanoate | Composé Chimique | 13 | 4.4 |
| Butanoate D'hexyle | Concept | 6 | 0.4 |
| Butanoate D'éthyle | Concept | 22 | 13.3 |
| Butanoate de 3-méthylbutyle | Concept | 9 | 1.8 |
| Butanoate de Butyle | Concept | 20 | 0.8 |