Raw materials
| Name | CAS number |
|---|---|
| Apricot kernel oil | 72869-69-3 |
| Apricoxib | 197904-84-0 |
| Aprinocarsen | 151879-73-1 |
| Aprobarbital | 77-02-1 |
| Aprocitentan | 1103522-45-7 |
| Apronalide | 528-92-7 |
| Apstatin | 160470-73-5 |
| Aptazapine | 71576-40-4 |
| Arachidonyltrifluoromethane | 149301-79-1 |
| Aracytidine 5'-monophosphate | 7075-11-8 |
| Aramchol | 246529-22-6 |
| Aranidipine | 86780-90-7 |
| Arbaclofen | 69308-37-8 |
| Arbaclofen Placarbil | 847353-30-4 |
| Arbekacin | 51025-85-5 |
| Arbutamine | 128470-16-6 |
| Arcitumomab | 154361-48-5 |
| Arctigenin | 7770-78-7 |
| Ardeparin | 9005-49-6 |
| Arecoline | 63-75-2 |
| Argadin | 289665-92-5 |
| Argifin | |
| Arginine PCA | 56265-06-6 |
| Arginine aspartate | 7675-83-4 |
| Arginine glutamate | 4320-30-3 |
| Arginineamide | |
| Argininosuccinate | |
| Arhalofenate | 24136-23-0 |
| Arimoclomol | 289893-25-0 |
| Aripiprazole lauroxil | 1259305-29-7 |
| Arnica montana | 8057-65-6 |
| Aroplatin | 114488-24-3 |
| Arotinoid acid | 71441-28-6 |
| Arsanilic acid | 98-50-0 |
| Arsenite ion | 15502-74-6 |
| Arsenous acid | 13464-58-9 |
| Arsthinol | 119-96-0 |
| Artefenomel | 1029939-86-3 |
| Artemin | 309758-71-2 |
| Artemisone | 255730-18-8 |