| No. | CAS # | Product Names | Molecular Formula |
| 1 | 87321-20-8 | S-(+)-2-Octyl 4-(4-hexyloxybenzoyloxy)benzoate | C28H38O5 |
| 2 | 132335-47-8 | S-(+)-N,N-Dimethyl-3-(1-naphthoxy)-3-(2-thienyl)-1-propylamine oxalate | C19H21NOS.C2H2O4 |
| 3 | 116817-84-6 | S-(+)-N,N-Dimethyl-3-hydroxy-3-(2-thienyl)-1-propylamide | C9H15NOS |
| 4 | 28860-95-9 | S-(-)-Carbidopa | C10H14N2O4 |
| 5 | 109010-60-8 | S-ATBA | C16H22N2O3 |
| 6 | 3054-01-1 | S-Benzyl-L-cysteine | C10H13NO2S |
| 7 | 28434-00-6 | S-Bioallethrin | C19H26O3 |
| 8 | 41840-28-2 | S-Boc-2-mercapto-4,6-dimethylpyrimidine | C11H16N2O2S |
| 9 | 638-23-3 | S-Carboxymethyl-L-cysteine | C5H9NO4S |
| 10 | 2481-09-6 | S-tert-Butyl-L-cysteine hydrochloride | C7H15NO2S.HCl |
| 11 | 110-88-3 | s-Trioxane | C3H6O3 |
| 12 | 2799-07-7 | S-Trityl-L-cysteine | C22H21NO2S |
| 13 | 6155-57-3 | Saccharin sodium dihydrate | C7H4NNaO3S.2（H2O） |
| 14 | 128-44-9 | Saccharin sodium | C7H5NO3S.Na |
| 15 | 8001-23-8 | Safflower oil | |
| 16 | 20736-09-8 | Saikosaponin A | C42H68O13 |
| 17 | 58316-41-9 | Saikosaponin B2 | C42H68O13 |
| 18 | 20874-52-6 | Saikosaponin D | C42H68O13 |
| 19 | 18559-94-9 | Salbutamol | C13H21NO3 |
| 20 | 65-45-2 | Salicylamide | C7H7NO2 |
| 21 | 87-17-2 | Salicylanilide | C13H11NO2 |
| 22 | 599-79-1 | Salicylazosulfapyridine | C18H14N4O5S |
| 23 | 69-72-7 | Salicylic acid | C7H6O3 |
| 24 | 10338-51-9 | Salidroside | C14H20O7 |
| 25 | 115939-25-8 | Salvianolic acid B | C36H30O16 |
| 26 | 96574-01-5 | Salvianolic acid | C26H22O10 |
| 27 | 8006-87-9 | Sandalwood oil | |
| 28 | 127779-20-8 | Saquinavir | C38H50N6O5 |
| 29 | 13515-93-0 | Sarcosine methyl ester hydrochloride | C4H9NO2.HCl |
| 30 | 137-16-6 | Sarkosyl | C15H28NNaO3 |
| 31 | 135159-51-2 | Sarpogrelate hydrochloride | C24H31NO6.HCl |
| 32 | 125926-17-2 | Sarpogrelate | C24H31NO6 |
| 33 | 126-19-2 | Sarsasapogenin | C27H44O3 |
| 34 | 8006-80-2 | Sassafras oil | |
| 35 | 129580-63-8 | Satraplatin | C10H22Cl2N2O4Pt |
| 36 | 84604-15-9 | Saw Palmetto extract | |
| 37 | 9003-55-8 | SBS mixture | C12H14 |
| 38 | 515-03-7 | Sclareol | C20H36O2 |
| 39 | 85700-55-6 | Scopine hydrochloride | C8H13NO2.HCl |
| 40 | 136310-64-0 | Scopine-2,2-dithienyl glycolate | C18H19NO4S2 |
| 41 | 000000-00-0 | Scutellaria root extract | |
| 42 | 27740-01-8 | Scutellarin | C21H18O12 |
| 43 | 111-20-6 | Sebacic acid | C10H18O4 |
| 44 | 78-92-2 | sec-Butanol | C4H10O |
| 45 | 17462-58-7 | sec-Butyl chloroformate | C5H9ClO2 |
| 46 | 13952-84-6 | sec-butylamine | C4H11N |
| 47 | 135-98-8 | sec-Butylbenzene | C10H14 |
| 48 | 148244-82-0 | Seco-isolariciresinol diglucoside | C20H26O6.C6H12O6 |
| 49 | 108153-74-8 | Secretin (human) | C130H220N44O40 |
| 50 | 17034-35-4 | Secretin | C130H220N44O41 |