• Spiro[2-cyclohexene-1,7'(1'H)-cyclopent[ij]isoquinolin]-4-one,2',3',8',8'a-tetrahydro-6-hydroxy-5',6'-dimethoxy-, (1S,6R,8'aR)- (9CI)
• 113145-63-4
• C18H21 N O4
• .

• Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,5-(bromomethyl)-3',6'-dihydroxy-
• 148942-72-7
• C21H13 Br O5
• 425.23
• .

• Spiro[7H-indeno[4,5-d]-1,3-dioxole-7,1'(2'H)-isoquinolin]-7'-ol,3',4',6,8-tetrahydro-6'-methoxy-2'-methyl-6-methylene-, (7'S)- (9CI)
• 112642-44-1
• C21H21 N O4
• .

• sec-Octanol (9CI)
• 25339-16-6
• C8H18 O
• 130.22792
• .

• Sulphonaphthyl Red
• 77097-80-4
• 0
• .

• Starch, oxidized,polymers with Bu acrylate, tert-Bu acrylate and styrene
• 204142-80-3
• 0
• .

• Sedi-stain (9CI)
• 80738-46-1
• 0
• .

• Stannane, tetraplumbyl-(8CI,9CI)
• 28420-36-2
• H12Pb4 Sn
• .

• Silane,(2-chloroethyl)tris(1-methylethoxy)-
• 18023-54-6
• C11H25 Cl O3 Si
• 241-933-5
• 268.8529
• .

• Silane,(chloromethyl)diethoxymethyl-
• 2212-10-4
• C6H15 Cl O2 Si
• 218-657-9
• 182.75
• .

• Septazulen (9CI)
• 119336-00-4
• 0
• .

• Spiro[2,6-dioxabicyclo[3.1.0]hexane-4,6'-[2,4]methano[6H]cyclopenta[b]furan]-3-one,hexahydro-3',3'a,4'-trimethyl-5'-methylene-, (1R,2'S,3'S,3'aS,4S,4'R,5S,6'aS)-(9CI)
• 143381-64-0
• C15H18 O4
• .

• Spiro[cyclopropane-1,2'-[2H]indol]-3'(1'H)-one,1'-acetyl-
• 64053-80-1
• C12H11 N O2
• 201.2212
• .

• SF 361
• 9039-25-2
• C₁₄H₁₆O₃
• 0
• .

• Sulfuric acid,monobutyl ester, sodium salt (1:1)
• 1000-67-5
• C4H10 O4 S . Na
• 213-672-7
• 176.17
• .

• Spiro[2H-1,3,2-benzodiazaphosphole-2,2'l5-[1,3,5,2,4,6]triazatriphosphorine],4',4',6',6'-tetrakis(1-aziridinyl)-1,1',4',4',6',6'-hexahydro- (9CI)
• 133586-94-4
• C14H22 N9 P3
• 0
• .

• Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,6'-(diethylamino)-2'-(octylamino)-
• 54574-01-5
• C32H38 N2 O3
• 259-237-5
• 498.65572
• .

• SRE (surfactant) (9CI)
• 64772-24-3
• .

• Spirostan-6-one, 3-[(O-a-L-arabinopyranosyl-(1®6)-O-[b-D-glucopyranosyl-(1®4)]-b-D-glucopyranosyl)oxy]-, (3b,5a,25R)-
• 143202-92-0
• C44H70 O18
• .

• Silanetriol, methyl-,monopotassium salt (8CI,9CI)
• 18089-65-1
• CH6 O3 Si . K
• 241-994-8
• 208.41312
• .

• Silanediamine,N,N'-dicyclohexyl-1,1-dimethyl-
• 16411-32-8
• C14H30 N2 Si
• 240-461-7
• 254.4869
• .

• Sulfuric acid, monococo alkyl esters, sodium salts
• 97375-27-4
• 306-683-4
• .

• Spirostan-1,3,4,5-tetrol,(1b,3b,4a,5b,25S)- (9CI)
• 110996-55-9
• C27H44 O6
• .

• Silicic acid (H2SiO3),aluminum salt (3:2)
• 14504-95-1
• Al. 3/2 H2 O3 Si
• 235-253-8
• 162.05
• .

• Spiro[naphthalene-1(8aH),2'-oxirane]-8a-methanol,8-(acetyloxy)-5-[(2S,3aS,5R,6aR)-hexahydro-5-methoxyfuro[2,3-b]furan-2-yl]octahydro-5,6-dimethyl-,8a-acetate, (1R,4aR,5S,6R,8S,8aR)-
• 124854-66-6
• C25H38 O8
• .

• Spiro[benzo[1,2-b:3,4-b']difuran-2(3H),4'-[4H-1]benzopyran]-3-one,2',3'-dihydro-3'-hydroxy-6',7'-dimethoxy-7-(1-methylethyl)-, (2R,3'R)-rel-(9CI)
• 25526-43-6
• C23H22 O7
• .

• Sulfonium,dimethyl[2-[(10H-pyrido[3,2-b][1,4]benzothiazin-10-ylcarbonyl)oxy]ethyl]-,iodide (1:1)
• 64036-96-0
• C16H17 N2 O2 S2 . I
• 460.3529
• .

• Silane,methoxybis(1-methylethoxy)(2-methylpropyl)-
• 118337-13-6
• C11H26 O3 Si
• 234.4078
• .

• Samarium telluride (Sm2Te5)
• 12187-02-9
• Sm2Te5-4
• 235-356-8
• 938.72
• .

• Slimes and Sludges,cobalt refining
• 121053-29-0
• 0
• .

• Sulfacetamide sodium
• 127-56-0
• C₈H₉N₂NaO₃S
• 204-848-4
• 214.2416
• .

• Spiro[2H-1-benzopyran-2,2'-[2H]indole]-1'(3'H)-propanoicacid, 3',3'-dimethyl-6-nitro-
• 55779-26-5
• C21H20 N2 O5
• 0
• .

• Stannane,bis(benzoyloxy)diphenyl- (8CI,9CI)
• 23260-73-3
• C26H20 O4 Sn
• 517.1605
• .

• Silane,methyltripropoxy-
• 5581-66-8
• C₁₀H₂₄O₃Si
• 226-978-0
• 220.3813
• .

• Sofradex
• 79173-16-3
• 0
• .

• Spiro[2H-1-benzopyran-2,2'-bicyclo[3.1.0]hexane]-6,8-dicarboxaldehyde,3,4-dihydro-5,7-dihydroxy-5'-(1-methylethyl)-4-(2-methylpropyl)-,(1'R,2R,5'S)-rel-(-)-
• 77844-94-1
• C23H30 O5
• 0
• .

• Spiro[isoquinoline-1(2H),4'-piperidin]-3(4H)-one,1'-(phenylmethyl)-, hydrochloride (1:1)
• 15198-52-4
• C20H22 N2 O . Cl H
• 239-254-4
• 342.86242
• .

• sodium; but-3-enoic acid; butyl prop-2-enoate; ethenesulfonate; ethenyl 7,7-dimethyloctanoate
• 82199-03-9
• C₂₅H₄₃NaO₉S
• 0
• .

• Silane,3-hexen-1-yne-1,6-diylbis[methyl- (9CI)
• 28848-26-2
• C8H16 Si2
• .

• Silanediamine,1-phosphino- (8CI,9CI)
• 14505-56-7
• H7N2 P Si
• .

• Stigmasta-7,9(11)-dien-21-oicacid, 24,28-epoxy-3-(b-D-glucopyranosyloxy)-23-hydroxy-16-oxo-, g-lactone, (3b,5a,23S,24R,28S)- (9CI)
• 140395-74-0
• C35H50 O10
• .

• Silane,dichloromethyltetradecyl-
• 59086-80-5
• C15H32 Cl2 Si
• 261-596-8
• 311.40608
• .

• Siloxanes andSilicones, di-Me, [(methylsilylidyne)tris(oxy)]tris-, hydroxy-terminated,ethers with polyethylene glycol mono-Me ether
• 83588-57-2
• 0
• .

• Sulfamic acid,N-(1-methylethyl)-
• 42065-76-9
• C3H9 N O3 S
• 255-643-1
• 139.17346
• .

• Silane,methoxymethylbis(2-phenylethoxy)- (9CI)
• 84682-38-2
• C18H24 O3 Si
• 283-601-2
• 316.46686
• .

• Sulfonium,[2-[(dimethoxyphosphinyl)thio]ethyl]ethyl[2-(ethylthio)ethyl]-, bromide (1:1)
• 64036-98-2
• C10H24 O3 P S3 . Br
• 399.3685
• .

• Silane,1,2-ethynediylbis- (9CI)
• 1070-76-4
• C2H6 Si2
• 86.24
• .

• Sulfurous acid, lithiumsalt (1:2)
• 13453-87-7
• H2O3 S . 2 Li
• 236-636-2
• 93.9452
• .

• Sialokinin II (9CI)
• 152923-42-7
• C51H76 N12 O16 S
• 0
• .

• Sulfur,pentafluoro(tridecafluorohexyl)-, (OC-6-21)- (9CI)
• 1423-20-7
• C6F18 S
• 0
• .