| Schulzeine A | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Schweinfurthin H | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 1-benzopyrans | Details |
| (+)-Secosubamolide | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty alcohols | Details |
| Seguinoside I | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| (-)-Seguinoside J | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| (+)-Shearinine F | Organic compounds | Organoheterocyclic compounds | Naphthopyrans | Not Available | Details |
| Shimofuridin A | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleosides | Not Available | Details |
| Shizukanolide F | Organic compounds | Organoheterocyclic compounds | Naphthofurans | Not Available | Details |
| Shizukaol D | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Triterpenoids | Details |
| Shizukaol I | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Triterpenoids | Details |
| (-)-Stachysoside F | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| (+)-Stachysoside H | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| Stagonolide | Organic compounds | Organoheterocyclic compounds | Oxocins | Not Available | Details |
| (+)-Stagonolide B | Organic compounds | Organoheterocyclic compounds | Oxocins | Not Available | Details |
| (-)-Stauntoside B | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Stemonamine | Organic compounds | Organoheterocyclic compounds | Azepanes | Not Available | Details |
| (+)-Sutherlandioside A | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| Swinholide C | Not Available | Not Available | Not Available | Not Available | Details |
| Swinholide D | Not Available | Not Available | Not Available | Not Available | Details |
| Swinholide G | Not Available | Not Available | Not Available | Not Available | Details |
| (+)-Tabularisin F | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Triterpenoids | Details |
| Talaroflavone | Organic compounds | Organoheterocyclic compounds | Benzofurans | Benzofuranones | Details |
| Tarasaponin VI | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| (-)-threo-3-Chloro-1-(4-hydroxy-3-methoxyphenyl)propane-1,2-diol | Organic compounds | Benzenoids | Phenols | Methoxyphenols | Details |
| Tomentodiplacol | Organic compounds | Phenylpropanoids and polyketides | Flavonoids | Flavans | Details |
| Tovophenone B | Organic compounds | Benzenoids | Benzene and substituted derivatives | Benzophenones | Details |
| Toxadocial A | Organic compounds | Organic acids and derivatives | Organic sulfuric acids and derivatives | Sulfuric acid esters | Details |
| Toxadocial B | Organic compounds | Organic acids and derivatives | Organic sulfuric acids and derivatives | Sulfuric acid esters | Details |
| Toxicol C | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Sesterterpenoids | Details |
| Tragopogonoside D | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |