• Serine,N-(1-oxotetradecyl)-, monosodium salt (9CI)
• 18791-25-8
• C17H33 N O4 . Na
• 242-576-8
• 337.43005
• .

• Stannane,trichloroethyl-
• 1066-57-5
• C2H5 Cl3 Sn
• 254.11
• .

• SHU 508 (9CI)
• 127279-08-7
• 0
• .

• Spiro[1,3-benzodioxole-2,9'-[9H]fluorene](9CI)
• 164-94-3
• C19H12 O2
• .

• SALMINE SULFATE
• 53597-25-4
• C₁₂H₁₂Cl₂O₃
• 232-726-0
• 275.12788
• .

• Spiro[2H-benzofuro[2,3-a]quinolizine-2,4'(1'H)-pyrimidin]-2'(3'H)-one,1,3,4,5',6,6',7,12b-octahydro-3'-methyl-, (2R,12bS)-
• 119702-79-3
• C19H23 N3 O2
• .

• Stannane,difluorodiphenyl-
• 312-41-4
• C12H10 F2 Sn
• 310.9146
• .

• SHU 454 (9CI)
• 90881-70-2
• 0
• .

• Spiro[cyclohexane-1,3'(4'H)-pyrido[3,4-e][1,2,4]triazine]
• 121845-89-4
• C11H14 N4
• 202.2557
• .

• Silver peroxide(Ag2(O2)) (9CI)
• 25455-73-6
• Ag2O2
• 247-004-0
• 247.73
• .

• Silane,ethenyltripropoxy-
• 13080-95-0
• C11H24 O3 Si
• 232.392
• .

• Spiro[4.5]dec-6-en-8-one,6,10-dimethyl-2-(1-methylethylidene)-, (5R,10R)-
• 18444-79-6
• C15H22 O
• 0
• .

• Shiga toxin
• 75757-64-1
• 0
• .

• Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,5-amino-2',4',5',7'-tetrabromo-3',6'-dihydroxy-
• 75900-75-3
• C20H9 Br4 N O5
• 0
• .

• Silicon, isotope ofmass 32
• 15092-72-5
• ³²Si
• 31.9741
• .

• Sulfuric acid, tin(4+)salt (2:1)
• 19307-28-9
• H2O4 S . 1/2 Sn
• 242-952-1
• 310.84
• .

• Sulfonium,triphenyl-,tetrafluoroborate(1-)
• 437-13-8
• C18H15BF4S
• 260-132-1
• 350.18
• .

• Spiro[pyrrolidine-3,4'(1'H)-pyrrolo[1,2-a]pyrazine]-1',2,3',5(2'H)-tetrone,2'-[(4-bromo-2-fluorophenyl)methyl]-, (3R)-
• 147254-64-6
• C17H11 Br F N3 O4
• 420.1893
• .

• Silicate (SiO32-)(8CI,9CI)
• 15593-90-5
• O3Si
• 76.0848
• .

• Stigmastan-3-ol, (3b)-
• 19466-47-8
• C₂₉H₅₂O
• 243-087-2
• 416.72
• .

• Silicic acid, calciumsalt, manganese-doped
• 99328-53-7
• CaO3Si
• 308-971-5
• 116.1617
• .

• Sulfuric acid,monodecyl ester
• 142-98-3
• C10H22 O4 S
• 205-576-9
• 238.3443
• .

• Spiro[7H-dibenzo[c,h]xanthene-7,1'(3'H)-isobenzofuran]-3'-one,3,11-dihydroxy-
• 61419-02-1
• C28H16 O5
• 257-250-0
• 432.42
• .

• Sulphomyxin
• 1405-52-3
• C₅₃H₉₂N₁₆O₁₃
• 1161.397
• .

• Sunsoft 707
• 11140-04-8
• C₁₁H₂₄O₅
• 234-398-4
• 0
• .

• Smithsonite (Zn(CO3))(9CI)
• 14476-25-6
• CH2 O3 . Zn
• 0
• .

• Spiro[cyclopropane-1,5'-[5H]inden]-6'(3'H)-one,2',7'-dihydro-3',7'-dihydroxy-2',2',4',7'-tetramethyl-, (3'S,7'S)-
• 30950-46-0
• C15H20 O3
• .

• Sulfuric acid, ironsalt (1:?)
• 10124-49-9
• Fe. x H2 O4 S
• 233-336-3
• 399.8778
• .

• Substance P,11-L-norleucinamide-
• 57462-42-7
• C64H100 N18 O13
• 1329.59
• .

• Spiro[azuleno[4,5-b]furan-6(2H),2'-oxiran]-2-one,8-(acetyloxy)decahydro-4-hydroxy-3,9-bis(methylene)-,(2'S,3aR,4S,6aR,8S,9aR,9bR)- (9CI)
• 152340-64-2
• C17H20 O6
• .

• Spiro[furan-3(2H),1'(2'H)-naphthalene]-5'-carboxylicacid,4'-(acetyloxy)-5-(3-furanyl)-3',4,4',4'a,5,7',8',8'a-octahydro-2',4'a-dimethyl-2-oxo-,methyl ester, (1'R,2'R,4'S,4'aR,5S,8'aS)- (9CI)
• 152221-00-6
• C23H28 O7
• .

• Serine,N-[N-carboxy-3-(tritylthio)-L-alanyl]-, N-benzyl methyl ester, L- (8CI)
• 23465-05-6
• C34H34 N2 O6 S
• 598.7086
• .

• Sulfatase, chondro-4-
• 9045-75-4
• 0
• .

• Spiro[2a,6a-epoxynaphth[2,3-b]oxirene-2(1aH),2'-naphtho[1,8-de][1,3]dioxin]-3(4H)-one,6,7-bis(acetyloxy)-5,6,7,7a-tetrahydro-, (1aR,2aR,6S,6aS,7S,7aR)-rel- (9CI)
• 155277-55-7
• C24H20 O9
• .

• Silicic acid (H2SiO3),aluminum potassium salt (2:1:1)
• 12068-38-1
• Al. 2 H2 O3 Si . K
• 235-097-0
• 218.247238
• .

• Surfynol 104
• 8043-35-4
• C₁₄H₂₆O₂
• 226.355
• .

• Spiro[1,3-dithiane-2,10'-[5,11]epoxy[10H]dibenzo[a,d]cycloheptene],5',11'-dihydro-
• 30726-20-6
• C18H16 O S2
• .

• Sulfonyl ion (8CI,9CI)
• 12439-76-8
• O2S
• .

• Sulfamic acid,N-hydroxy-N-nitroso-, potassium salt (1:2)
• 26241-10-1
• H2N2 O5 S . 2 K
• 218.29
• .

• Spiro[4H-furo[3,2-c]pyran-2(3H),1'(2'H)-phenanthrene]-4,7'(4'bH)-dione,3',4',4'a,5',6',8',8'a,9',10',10'a-decahydro-4'b,6,7,8',8',10'a-hexamethyl-2'-methylene-,(1'S,4'aR,4'bR,8'aR,10'aR)-
• 127793-92-4
• C27H36 O4
• .

• Sulfurous acid,magnesium salt (2:1)
• 13774-25-9
• H2O3 S . 1/2 Mg
• 237-403-8
• 186.45
• .

• Sulfuric acid,magnesium salt (2:1) (9CI)
• 10028-26-9
• H2O4 S . 1/2 Mg
• 233-073-4
• 218.44608
• .

• Stannane, dioctyl-
• 15231-44-4
• C16H36 Sn
• 0
• .

• Spiro[naphthalene-1(2H),3'-pyrrolidine]-2',5'-dione,1'-[3-(diethylamino)propyl]-3,4-dihydro-
• 17592-97-1
• C20H28 N2 O2
• 0
• .

• Spiro[furan-2(3H),3'(1'H)-naphtho[1,2-c]furan]-1'-one,4,5-dihydro-4,6'-dimethyl-, (2S,4R)-
• 100414-80-0
• C17H16 O3
• 0
• .

• Sucrose monocaproate
• 61358-54-1
• C₁₈H₃₂O₁₂
• 0
• .

• Sulfuric acid, ammoniumcopper(2+) salt (9CI)
• 61482-17-5
• Cu. x H3 N . x H2 O4 S
• 451.35672
• .

• Spiro[bicyclo[2.2.2]octane-2,2'-[1,3]dioxolane](7CI,8CI,9CI)
• 2716-22-5
• C10H16 O2
• .

• Silane,trichlorononyl-
• 5283-67-0
• C9H19 Cl3 Si
• 226-113-7
• 261.72
• .

• Sorangicin A,33,36-deepoxy-33-hydroxy-36-oxo-, (39E,41E)- (9CI)
• 119245-48-6
• C47H66 O12
• .