| Serricornin | C₁₁H₂₂O₂ | 186.295 g/mol |
| Sesamol | C₇H₆O₃ | 138.122 g/mol |
| Setoperone | C₂₁H₂₄FN₃O₂S | 401.507 g/mol |
| Silacyclobutane, 1-chloro-1-methyl- | C₄H₉ClSi | 120.655 g/mol |
| Silane | H₄Si | 32.118 g/mol |
| Silane, (1,1-dimethylethyl)(ethenyloxy)dimethyl- | C₈H₁₈OSi | 158.317 g/mol |
| Silane, (1,1-dimethylethyl)dimethyl(2-phenylethoxy)- | C₁₄H₂₄OSi | 236.431 g/mol |
| Silane, (2-bromoethoxy)tris(1-methylethyl)- | C₁₁H₂₅BrOSi | 281.31 g/mol |
| Silane, (3-chloro-2,2-dimethylpropoxy)trimethyl- | C₈H₁₉ClOSi | 194.778 g/mol |
| Silane, (4-bromophenoxy)(1,1-dimethylethyl)diphenyl- | C₂₂H₂₃BrOSi | 411.415 g/mol |
| Silane, (5-iodo-1-pentynyl)trimethyl- | C₈H₁₅ISi | 266.198 g/mol |
| Silane, (chloromethyl)(4-ethoxyphenyl)dimethyl- | C₁₁H₁₇ClOSi | 228.795 g/mol |
| Silane, (chloromethyl)trimethyl- | C₄H₁₁ClSi | 122.671 g/mol |
| Silane, bromotriethyl- | C₆H₁₅BrSi | 195.176 g/mol |
| Silane, chloro(chloromethyl)dimethyl- | C₃H₈Cl₂Si | 143.089 g/mol |
| Silane, trimethyl(3,3,3-triethoxy-1-propynyl)- | C₁₂H₂₄O₃Si | 244.407 g/mol |
| Silane, trimethyl(methylthio)- | C₄H₁₂SSi | 120.293 g/mol |
| Silane, tris(1-methylethyl)- | C₉H₂₂Si | 158.361 g/mol |
| Silane, tris(1-methylethyl)[(2-methyl-3-furanyl)methoxy]- | C₁₅H₂₈O₂Si | 268.473 g/mol |
| Silanol | H₄OSi | 48.117 g/mol |
| Silica | O₂Si | 60.084 g/mol |
| Silicate | O₄Si-4 | 92.082 g/mol |
| Silicon | Si | 28.086 g/mol |
| Silicon carbide | CSi | 40.097 g/mol |
| Silicon tetrachloride | Cl₄Si | 169.898 g/mol |
| Silinane | C₅H₁₂Si | 100.237 g/mol |
| Silver | Ag | 107.868 g/mol |
| Silver cation | Ag+ | 107.868 g/mol |
| Silver Chloride | AgCl | 143.321 g/mol |
| Silver Nitrate | AgNO₃ | 169.872 g/mol |
| Silver(II) oxide | AgO | 123.867 g/mol |
| Silyl | H₃Si | 31.11 g/mol |
| Silyl-imidazole | C₃H₆N₂Si | 98.181 g/mol |
| Sinitrodil | C₁₀H₁₀N₂O₅ | 238.199 g/mol |
| Sinitrodil,6-nitro | C₁₀H₉N₃O₇ | 283.196 g/mol |
| Skatole | C₉H₉N | 131.178 g/mol |
| SL-J009-1 Pd G3 | C₄₅H₅₇FeNO₃P₂PdS | 916.235 g/mol |
| Sodium | Na | 22.99 g/mol |
| Sodium 2-methylbutan-2-olate | C₅H₁₁NaO | 110.132 g/mol |
| sodium 2-methylpropan-2-olate | C₄H₉NaO | 96.105 g/mol |
| Sodium 4-fluorobenzene sulfinate | C₆H₅FO₂S | 160.169 g/mol |
| Sodium acetate | C₂H₃NaO₂ | 82.034 g/mol |
| Sodium Bis(Trimethylsilyl)Amide Solution | C₆H₁₈NNaSi₂ | 183.379 g/mol |
| sodium boranuide | H₄BNa | 37.834 g/mol |
| Sodium borohydride cerium chloride | H₄BCeCl₃Na | 284.309 g/mol |
| Sodium Carbonate | CNa₂O₃ | 105.988 g/mol |
| Sodium Chloride | ClNa | 58.443 g/mol |
| Sodium Cyanate | CNNaO | 65.007 g/mol |
| sodium ethanolate | C₂H₅NaO | 68.051 g/mol |
| Sodium hydride | HNa | 23.998 g/mol |
| sodium hydrogen carbonate | CHNaO₃ | 84.006 g/mol |
| Sodium Hydroxide | HNaO | 39.997 g/mol |
| Sodium Iodide | INa | 149.894 g/mol |
| Sodium ion | Na+ | 22.99 g/mol |
| sodium methanolate | CH₃NaO | 54.024 g/mol |
| Sodium Nitrate | NNaO₃ | 84.994 g/mol |
| Sodium p-toluenesulfonate | C₇H₈NaO₃S | 195.195 g/mol |
| sodium phenoxide | C₆H₅NaO | 116.095 g/mol |
| sodium triacetyloxyboranuide | C₆H₁₀BNaO₆ | 211.942 g/mol |
| Sodium trimethylsilanolate | C₃H₉NaOSi | 112.18 g/mol |
| sodium;2,2-dimethylpropanoate;hydrate | C₅H₁₁NaO₃ | 142.13 g/mol |
| sodium;3-oxidodioxaborirane;hydrate | H₂BNaO₄ | 99.814 g/mol |
| Solketal | C₆H₁₂O₃ | 132.159 g/mol |
| Sorafenib | C₂₁H₁₆ClF₃N₄O₃ | 464.831 g/mol |
| Spermine | C₁₀H₂₆N₄ | 202.346 g/mol |
| Spinaceamine | C₆H₉N₃ | 123.159 g/mol |
| spiro [6,7,8,9-tetrahydro-5H-benzocyclohepten-5,4'-piperidine] | C₁₅H₂₁N | 215.34 g/mol |
| Spiro(2.6)nonan-4-one | C₉H₁₄O | 138.21 g/mol |
| Spiro(4.5)decan-6-one | C₁₀H₁₆O | 152.237 g/mol |
| Spiro(5-nitroindane)-2,5'-hydantoin | C₁₁H₉N₃O₄ | 247.21 g/mol |
| Spiro(benzofuran-2(3H),1'-cyclopropan)-3-one, 7-acetyl- | C₁₂H₁₀O₃ | 202.209 g/mol |
| Spiro(chroman-2,4'-piperidin)-4-one | C₁₃H₁₅NO₂ | 217.268 g/mol |
| Spiro(cyclohexane-1,2'-indan)-4-one | C₁₄H₁₆O | 200.281 g/mol |
| Spiro(cyclohexane-1,2'-indan)-4-one oxime | C₁₄H₁₇NO | 215.296 g/mol |
| Spiro(cyclopropane-1,12'(12'H)-dibenzo[d,g][1,3]dioxocin)-6'-carboxylic Acid | C₁₇H₁₄O₄ | 282.295 g/mol |
| Spiro(indole-3,4'-piperidin)-2(1H)-one | C₁₂H₁₄N₂O | 202.257 g/mol |
| Spiro(isobenzofuran-1(3H),4'-piperidin)-1'-amine, 3-phenyl- | C₁₈H₂₀N₂O | 280.371 g/mol |
| Spiro[1-azabicyclo[2.2.2]octane-3,5'-oxazolidin]-2'-one | C₉H₁₄N₂O₂ | 182.223 g/mol |
| spiro[2,4-dihydro-1H-naphthalene-3,4'-cyclohexane]-1'-ol | C₁₅H₂₀O | 216.324 g/mol |
| Spiro[2.5]octan-5-one | C₈H₁₂O | 124.183 g/mol |
| Spiro[2h-indene-2,3'-[3h]pyrrolo[2,3-b]pyridin]-2'(1'h)-one,5-bromo-1,3-dihydro- | C₁₅H₁₁BrN₂O | 315.17 g/mol |
| Spiro[3.3]heptane-2-carboxylic acid | C₈H₁₂O₂ | 140.182 g/mol |
| Spiro[3H-indole-3,3'-piperidin]-2(1H)-one | C₁₂H₁₄N₂O | 202.257 g/mol |
| Spiro[3H-indole-3,3'-pyrrolidin]-2(1H)-one | C₁₁H₁₂N₂O | 188.23 g/mol |
| Spiro[4.5]dec-1-en-2-yl-methanol | C₁₁H₁₈O | 166.264 g/mol |
| Spiro[4.5]dec-2-yl-methanol | C₁₁H₂₀O | 168.28 g/mol |
| Spiro[4.5]dec-6-ene-7-carboxylic acid methyl ester | C₁₂H₁₈O₂ | 194.274 g/mol |
| Spiro[4.5]dec-7-en-8-yl-methanol | C₁₁H₁₈O | 166.264 g/mol |
| Spiro[4.5]dec-8-yl-methanol | C₁₁H₂₀O | 168.28 g/mol |
| Spiro[4H-3,1-benzoxazine-4,4'-piperidin]-2(1H)-one | C₁₂H₁₄N₂O₂ | 218.256 g/mol |
| Spiro[5.5]undec-1-en-3-one | C₁₁H₁₆O | 164.248 g/mol |
| Spiro[5.5]undecan-3-one | C₁₁H₁₈O | 166.264 g/mol |
| Spiro[benzo[b]pyrrolo[1,2-d][1,4]oxazine-4,4'-piperidine] | C₁₅H₁₆N₂O | 240.306 g/mol |
| Spiro[benzofuran-2(3H),1'-cycloheptane] | C₁₄H₁₈O | 202.297 g/mol |
| spiro[benzofuran-2(3H),4'(2'H)-isoquinoline] | C₁₆H₁₅NO | 237.302 g/mol |
| Spiro[bicyclo[2.2.1]heptane-7,1'-cyclopropane]-2,3-dione | C₉H₁₀O₂ | 150.177 g/mol |
| Spiro[bicyclo[2.2.1]heptane-7,1'-cyclopropane]-6-one | C₉H₁₂O | 136.194 g/mol |
| Spiro[chroman-2,4'-piperidine] | C₁₃H₁₇NO | 203.285 g/mol |
| Spiro[chromene-2,3'-pyrrolidine] | C₁₂H₁₃NO | 187.242 g/mol |
| Spiro[cyclobutane-1,2'-thiochroman]-4'-one | C₁₂H₁₂OS | 204.294 g/mol |
