Raw materials
| Name | CAS number |
|---|---|
| Ralimetinib | 862505-00-8 |
| Ralinepag | 1187856-49-0 |
| Raluridine | 119644-22-3 |
| Ramatercept | 1169766-01-1 |
| Ramatroban | 116649-85-5 |
| Ramiprilat | 87269-97-4 |
| Ramoplanin | 76168-82-6 |
| Ranimustine | 58994-96-0 |
| Ranirestat | 147254-64-6 |
| Ranpirnase | 196488-72-9 |
| Ranuzifigene civaparvovec | 2143578-32-7 |
| Rapacuronium | 465499-11-0 |
| Rapastinel | 117928-94-6 |
| Rasdegafusp alfa | 1587257-96-2 |
| Raubasine | 483-04-5 |
| Ravagalimab | 2050816-56-1 |
| Ravidasvir | 1242087-93-9 |
| Ravoxertinib | 1453848-26-4 |
| Ravulizumab | 1803171-55-2 |
| Raxibacumab | 565451-13-0 |
| Razupenem | 426253-04-5 |
| Razuprotafib | 1008510-37-9 |
| Rebastinib | 1020172-07-9 |
| Rebaudioside A | 58543-16-1 |
| Rebeccamycin | 93908-02-2 |
| Rebimastat | 259188-38-0 |
| Rebisufligene etisparvovec | 1966978-67-5 |
| Reboxetine | 71620-89-8 |
| Recanaclotide | 1667762-62-0 |
| Recifercept | 2226238-09-9 |
| Recilisib | 334969-03-8 |
| Recoflavone | 203191-10-0 |
| Recombinant Alpha-1-antitrypsin | 122320-05-2 |
| Redaporfin | 1224104-08-8 |
| Refametinib | 923032-37-5 |
| Refanezumab | 1233953-61-1 |
| Regdanvimab | 2444308-95-4 |
| Reglixane | |
| Regramostim | 127757-91-9 |
| Regrelor | 787548-03-2 |