| Raveyine | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| Rhopalotine | Organic compounds | Alkaloids and derivatives | Aporphines | Not Available | Details |
| Ribasidine | Organic compounds | Organoheterocyclic compounds | Benzazepines | Not Available | Details |
| Ritterazine I | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Oxosteroids | Details |
| (+)-Roebramine | Organic compounds | Alkaloids and derivatives | Harmala alkaloids | Not Available | Details |
| Roemebramine | Organic compounds | Alkaloids and derivatives | Harmala alkaloids | Not Available | Details |
| Rubivirine | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroidal alkaloids | Details |
| Sachaconitine | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| Sarcocapnidine N-oxide | Organic compounds | Alkaloids and derivatives | Cularin alkaloids and derivatives | Not Available | Details |
| Scutianine J | Not Available | Not Available | Not Available | Not Available | Details |
| Secosarcocapnine | Organic compounds | Organoheterocyclic compounds | Benzoxepines | Dibenzoxepines | Details |
| Solaspiralidine | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Bile acids, alcohols and derivatives | Details |
| Spegatrine | Not Available | Not Available | Not Available | Not Available | Details |
| Stellarine A | Organic compounds | Alkaloids and derivatives | Harmala alkaloids | Not Available | Details |
| Stenophylline B 3-O-beta-D-glucopyranoside | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroidal glycosides | Details |
| Talitine B | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Diterpenoids | Details |
| Terezine D | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Terragine A | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenylacetamides | Details |
| Thalicthuberine N-oxide | Organic compounds | Alkaloids and derivatives | 6,6a-secoaporphines | Not Available | Details |
| Thalifaberidine | Organic compounds | Alkaloids and derivatives | Aporphines | Not Available | Details |
| Thalifarazine | Organic compounds | Alkaloids and derivatives | Aporphines | Not Available | Details |
| Thalifortine | Organic compounds | Lignans, neolignans and related compounds | Not Available | Not Available | Details |
| (-)-Thalimonine | Organic compounds | Alkaloids and derivatives | Pavine alkaloids | Not Available | Details |
| Thiomarinol B | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Tjipanazole G1 | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Carbazoles | Details |
| Tjipanazole G2 | Organic compounds | Organoheterocyclic compounds | Indoles and derivatives | Carbazoles | Details |
| Tokaramide A | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Trisphaeridine | Organic compounds | Organoheterocyclic compounds | Quinolines and derivatives | Benzoquinolines | Details |
| Ugibohlin | Organic compounds | Organoheterocyclic compounds | Pyridines and derivatives | Hydropyridines | Details |
| Ulapualide A | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene lactones | Details |
