| 5 Nitro Benzimidazole | | Anthelmintics | 1 |
| 5-(1H-Pyrrol-1-yl)-1,3-dihydro-2H-benzimidazole-2-thione | 172152-53-3 | Antineoplastics | 1 |
| 5-(2-Aminopropyl)-2 Methoxybenzenesulfonamide | 112244-38-9 | Intermediates | 1 |
| 5-(4-Phenoxyphenyl)-7H-pyrrolo[2,3-d]pyrimidin-4-ylamine | 330786-24-8 | | 1 |
| 5-Aminoindazole | 19335-11-6 | Intermediates | 1 |
| 5-Benzoyl-2,3-Dihydro-1H-Pyrrolizine-1-Carboxylic Acid | 74103-06-3 | Intermediates | 1 |
| 5-Bromo-2-Chloro-4'-Ethoxydiphenylmethane | 461432-23-5 | Intermediates | 1 |
| 5-Bromo-2-Chlorobenzoic Acid | 21739-92-4 | Intermediates | 1 |
| 5-Bromo-2-Chlorophenyl 4- Fluorophenyl Methanone | 915095-85-1 | | 1 |
| 5-Bromo-2-Chlorophenyl)(4-Fluorophenyl)Methanone | 915095-85-1 | Intermediates | 1 |
| 5-Bromo-2-Iodobenzoic Acid | 21740-00-1 | Intermediates | 1 |
| 5-Bromo-2-Methyl Pyrimidine | 7752-78-5 | Intermediates | 1 |
| 5-Chloro-2-(Methylthio)Pyrimidine-4-Carboxylic Acid | 61727-33-1 | Intermediates | 1 |
| 5-Fluorouracil | 51-21-8 | Cytostatic antibiotics | 1 |
| 5-Methyl-2-[(2-Nitrophenyl) Amino]Thiophene-3-Carbonitrile | 138564-59-7 | Intermediates | 1 |
| 5-Methyltetrahydrofolate (5-MTHF) | 134-35-0 | | 1 |
| 5-NITRO-1H-BENZIMIDAZOLE-2-THILOL | 6325-91-3 | Antiprotozoics | 1 |
| 5-Nitrosalicylic Acid | 96-97-9 | Intermediates | 1 |
| 5-[(3,4-Dihydro-4-Oxo-1-Phthalazinyl)Methyl]-2-Fluorobenzonitrile | 1021298-68-9 | Intermediates | 1 |
| 5-amino-1H-benzimidazole-2-thiol | 2818-66-8 | Anthelmintics | 1 |
| 5-fluorocytosine | 1018899-04-1 | | 1 |
| 6-Acethyoxy-8-methyl-8-azabicyclo[3.2.1]octan-3-one | 165813-66-1 | | 1 |
| 6-Cyano-2-Naphthol | 52927-22-7 | Intermediates | 1 |
| 6-Methyluracil | 626-48-2 | | 1 |
| 6-Tioguanine (6-TG) | 154-42-7 | Antimetabolites | 1 |
| 6-isoquinolinamine | 23687-26-5 | Central Nervous System Agents | 1 |
| 7-Bromobenzo[d][1,3]dioxole-4-carbonitrile | 1898014-67-9 | Intermediates | 1 |
| 7-Chloro-1,2,3,4-tetrahydro-5H-1-benzazepin-5-one | 160129-45-3 | Intermediates | 1 |
| 7-Ethyltryptophol | 41340-36-7 | Intermediates | 1 |
| 7-Troc-paclitaxel | 114915-17-2 | | 1 |
| 9,10-Dihydrolysergic acid | 5878-43-3 | Central Nervous System Agents | 1 |
| 9-Methyl-1,2,3,9-Tetrahydro-4H-Carbazol-4-One | 27387-31-1 | Central Nervous System Agents | 1 |
| 9-Oxo-10(9H)-acridineacetic acid | 38609-97-1 | | 1 |
| 9-[(R)-2-(Phosphonomethoxy)Propyl] Adenine Monohydrate
[Pmpa] | 206184-49-8 | Intermediates | 1 |
| Abatacept | 332348-12-6 | | 1 |
| Abciximab | 143653-53-6 | Glycoprotein IIb/IIIa receptor antagonists | 1 |
| Abrocitnib | 1802446-37-1 | Protein kinase inhibitors | 1 |
| Acalabrutinib | 1420477-60-6 | | 1 |
| Acebrophylline | 96989-76-3 | Bronchodilators | 1 |
| Acebutolol HCl | 34381-68-5 | Beta blockers | 1 |