• Spiro[naphthalene-1(2H),3'-pyrrolidine]-2',5'-dione,1'-[3-(diethylamino)propyl]-3,4-dihydro-, (-)-
• 28510-14-7
• C20H28 N2 O2
• 328.4485
• .

• Spirostan-12-one,3-(acetyloxy)-, (3b,5a,25R)-
• 915-35-5
• C29H44 O5
• 213-021-7
• 472.66
• .

• Silane,chlorodimethoxymethyl-
• 994-07-0
• C3H9 Cl O2 Si
• 213-613-5
• 140.64086
• .

• Silicate(2-),hexafluoro-, nickel(2+) (1:1)
• 26043-11-8
• F6Si . Ni
• 247-430-7
• 200.80
• .

• Spiro[2,26-dioxabicyclo[23.3.1]nonacosa-4,18,20-triene-27,2'-[2H]pyran]-3,9,13-trione,22-ethyl-3',4',5',6'-tetrahydro-7,11,14,15-tetrahydroxy-6'-[(2R)-2-hydroxypropyl]-5',6,8,10,12,14,16,28,29-nonamethyl-,(1R,2'R,4E,5'S,6S,6'S,7R,8S,10R,11R,12S,14R,15S,16R,18E,20E,22R,25S,28S,29R)-
• 579-13-5
• C45H74 O11
• 215-767-9
• 791.07
• .

• Stigmast-5-en-3-ol,3-(hydrogen sulfate), (3b)-
• 24815-93-8
• C29H50 O4 S
• 511.86
• .

• Silanediol, diethyl-,diacetate (6CI,7CI,8CI,9CI)
• 18269-81-3
• C8H16 O4 Si
• 242-150-1
• 204.29574
• .

• S4B-Pil
• 80802-63-7
• 0
• .

• Stannane,diisothiocyanatodimethyl-
• 15768-03-3
• C4H6 N2 S2 Sn
• 264.9438
• .

• Stoichactin (9CI)
• 99752-37-1
• C₈H₉O₄P^-2
• 0
• .

• Stellarin D (9CI)
• 166196-13-0
• C42H57 N7 O8
• .

• Sulfuric acid,mono[acetyl(4'-fluoro[1,1'-biphenyl]-4-yl)azanyl] ester
• 132884-69-6
• C14H12 F N O5 S
• 0
• .

• Stannane,[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis[tributyl- (9CI)
• 24291-51-8
• C39H68 O2 Sn2
• 246-126-1
• 806.37602
• .

• Silicate (SiO44-)(8CI,9CI)
• 17181-37-2
• O4Si
• 92.08
• .

• Spiro[5.5]undeca-1,8-dien-3-one
• 30834-47-0
• C11H14 O
• 162.2283
• .

• Spiro[9H-benz[4,5]indeno[1,7a-c]pyrrole-9,1'-cyclopentan]-3'-amine,1,2,2a,3,4,5,6,7,8,10,11,11b-dodecahydro-N,N,3,4,8-pentamethyl-,(1'R,2aS,3S,3'S,5aR,8S,11bS)-
• 10106-53-3
• C24H40 N2
• .

• Sinepress
• 117178-63-9
• 0
• .

• sodium; 2,3-dimethylbenzenesulfonate; formaldehyde
• 70788-40-8
• C₉H₁₁NaO₄S
• 0
• .

• Spiro[furan-2(3H),7'-[6]oxabicyclo[3.2.1]oct[2]en]-4'-one,4,5-dihydro-1',5-dihydroxy-2',4,8',8'-tetramethyl-, (1'R,2R,4S,5S,5'S)-
• 160709-07-9
• C14H20 O5
• .

• Semicarbazide,4,4',4''-phosphinylidynetris[1,1-dimethyl- (8CI)
• 16221-25-3
• C9H24 N9 O4 P
• 353.3185
• .

• Sulfuric acid,potassium sodium salt (1:1:1)
• 16800-24-1
• H2O4 S . K . Na
• 240-832-3
• 158.15
• .

• Strychnidinium,19-methyl-10-oxo-
• 47466-17-1
• C22H25 N2 O2
• 0
• .

• Silacyclobutane,1-chloro-1-methyl-
• 2351-34-0
• C4H9 Cl Si
• 120.65
• .

• Silver,(inosinato-N7,O6)- (9CI)
• 15713-96-9
• C10H11 Ag N4 O5
• 376.0943
• .

• Spirostan-3,27-diol, (3b,5a,25S)- (9CI)
• 105815-87-0
• C27H44 O4
• 0
• .

• Silanamine,1,1,1-trimethyl-N,N-diphenyl- (9CI)
• 17425-91-1
• C15H19 N Si
• 0
• .

• Stannane,butyltris[3-(isooctylthio)-1-oxopropoxy]- (9CI)
• 53236-83-2
• C37H72 O6 S3 Sn
• 258-442-7
• 827.86898
• .

• Spiro[1H-indene-1,4'-piperidine],2,3-dihydro-1'-(3-methyl-2-buten-1-yl)-
• 137730-58-6
• C18H25 N
• 0
• .

• Silane,diazidodiphenyl-
• 5599-39-3
• C12H10 N6 Si
• 227-016-2
• 266.3335
• .

• Synthase, prostaglandin
• 9055-65-6
• 0
• .

• Sulfur,trifluoro(N-methylmethanaminato)-, (T-4)-
• 3880-03-3
• C2H6 F3 N S
• 133.14
• .

• Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,2',3',6',7'-tetrahydroxy-
• 2320-44-7
• C20H12 O7
• 0
• .

• Silanamine,1,1-dichloro-N,N,1-trimethyl-
• 18026-71-6
• C3H9 Cl2 N Si
• 241-937-7
• 158.1
• .

• Silanetriol, 1-methyl-,sodium salt (1:?)
• 16589-43-8
• CH6 O3 Si . x Na
• 240-648-3
• 160.09
• .

• Silane, dichlorodimethyl-, polymer with dichlorodiphenylsilane, trichloromethylsilane and trichlorophenylsilane
• 28630-33-3
• C₂₁H₂₄Cl₁₀Si₄
• 0
• .

• SY-Glyster MS 750
• 79777-30-3
• 0
• .

• Spiro[benzofuran-6(2H),1'-cyclopentan]-2-one,2',3,5-trimethyl-, (1'R,2'S)-
• 121817-61-6
• C15H18 O2
• .

• Strontium, isotope ofmass 90
• 10098-97-2
• Sr
• 89.9077
• .

• Sulfonium,[3-[(diethoxyphosphinyl)thio]propyl]ethylmethyl-, iodide (1:1)
• 64037-01-0
• C10H24 O3 P S2 . I
• 414.304
• .

• Spiro[furan-3(4H),2'-tricyclo[3.3.1.13,7]decane]-2,5-dione
• 25694-18-2
• C13H16 O3
• .

• Silanol,1,1,1-trimethyl-, 1-(4-methylbenzenesulfonate)
• 17872-98-9
• C10H16 O3 S Si
• 241-826-3
• 244.38274
• .

• Stannane,tetrakis(2-methylpropyl)-
• 3531-43-9
• C16H36 Sn
• 222-565-4
• 347.21
• .

• Spiro[cyclopentane-1,1'-[1H]indene]-4'-propanoicacid,2-[(1R,4E)-5-carboxy-1-methyl-3-oxo-4-hexenyl]-2',3',3'a,4',5',6'-hexahydro-2,4'-dimethyl-5-methylene-5'-(1-methylethenyl)-,(1R,2S,3'aR,4'R,5'S)- (9CI)
• 107195-86-8
• C30H42 O5
• .

• Spiro[1H,15aH-furo[2',3':7,8]indolizino[8,1-cd]carbazole-2(2aH),2'(3'H)-[1H,12H,14H]oxireno[6,7]indolizino[8,1-cd]pyrido[1,2,3-lm]carbazole]-7-carboxylicacid, 13'b-ethyl-4,5,6,8,9',10',12'a,13,13'a,13'b,13'c,14,14'a,14'b-tetradecahydro-14'b-hydroxy-,methyl ester, (2S,2aS,5aR,8'bR,12'aR,12bR,13'aS,13'bS,13'cS,14'aR,14'bR,15aR)-(9CI)
• 32063-91-5
• C42H48 N4 O5
• 0
• .

• Silver sulfide
• 12751-47-2
• Ag₂S
• 244-438-2
• 0
• .

• Sulfuric acid,monooctyl ester
• 110-11-2
• C8H18 O4 S
• 203-736-2
• 210.29112
• .

• Siloxanes andSilicones, di-Me, hydroxymethyl group-terminated
• 73138-87-1
• 0
• .

• Sorbitan laurate
• 1337-30-0
• C₁₈H₃₄O₆
• 0
• .

• Spartium junceum, ext.
• 90131-21-8
• 290-331-9
• 0
• .

• Silane, tetrafluoro-
• 7783-61-1
• F₄Si
• 232-015-5
• 104.09
• .