Raw materials
| Name | CAS number |
|---|---|
| Reteplase | 133652-38-7 |
| Retifanlimab | 2079108-44-2 |
| Retinamidic acid | 74193-17-2 |
| Retlirafusp alfa | 2395839-91-3 |
| Retosiban | 820957-38-8 |
| Revamilast | 893555-90-3 |
| Revaprazan | 199463-33-7 |
| Revefenacin | 864750-70-9 |
| Reveglucosidase alfa | 1446198-96-4 |
| Reversin 121 | 174630-04-7 |
| Reversine | 656820-32-5 |
| Reviparin | 9041-08-1 |
| Revumenib | 2169919-21-3 |
| Revusiran | 1438322-82-7 |
| Rexin G | 1023923-93-4 |
| Rexlemestrocel-L | 2172954-10-6 |
| Rezatomidine | 847829-38-3 |
| Rhamnetin | 90-19-7 |
| Rhein | 478-43-3 |
| Rheinanthrone | 480-09-1 |
| Rhodamine 6G | 989-38-8 |
| Rhodamine B | 81-88-9 |
| Rhubarb | 8016-55-5 |
| Ribavirin elaidate | 1352921-29-9 |
| Ribavirin monophosphate | 40925-28-8 |
| Ribaxamase | 1792207-66-9 |
| Riboflavin tetrabutyrate | 752-56-7 |
| Riboprine | 7724-76-7 |
| Ribose-5-phosphate | 4151-19-3 |
| Ricinoleic acid | 141-22-0 |
| Ricolinostat | 1316214-52-4 |
| Ridaforolimus | 572924-54-0 |
| Ridinilazole | 308362-25-6 |
| Ridogrel | 110140-89-1 |
| Rifalazil | 129791-92-0 |
| Rifamycin | 6998-60-3 |
| Riferminogene pecaplasmid | 1001859-46-6 |
| Rigosertib | 592542-59-1 |
| Rilapladib | 412950-08-4 |
| rhThrombin | 1270043-60-1 |