• Spiro[cyclopenta[e]thiazolo[3,2-a]pyrimidine-5(6H),1'-cyclopentane],7,8-dihydro-1-methyl-, hydrobromide (1:1)
• 21457-13-6
• C14H18 N2 S . Br H
• 327.2831
• .

• Spirosol-5-en-3-ol, (3b,22b,25S)-
• 546-40-7
• C27H43 N O2
• 0
• .

• Sulfuric acid,monoethyl ester, mercury(1+) salt (1:1)
• 71720-55-3
• C2H6 O4 S . Hg
• 275-904-3
• 325.7137
• .

• Silane,[3-(butoxymethoxy)-1-propyn-1-yl]-
• 5811-32-5
• C8H16 O2 Si
• 292.3137
• .

• Silver, [m-(oxoethenylidene)]di- (9CI)
• 27378-01-4
• C2Ag2 O
• .

• Spirostan-2,3,23-triol,(2a,3b,5a,22S,23R,25R)- (9CI)
• 28415-10-3
• C27H44 O5
• 0
• .

• Sylverin (reduced)(9CI)
• 152645-67-5
• C114H196 N28 O28 S2
• .

• Spirost-5-ene-1,3,25-triol,(1b,3b,25S)- (9CI)
• 51847-95-1
• C27H42 O5
• .

• Spiro[naphthalene-2(1H),3'-pyrrolidine]-2',5'-dione,1'-[3-(diethylamino)propyl]-3,4-dihydro-
• 75639-61-1
• C20H28 N2 O2
• 328.4485
• .

• SynChropak AX 300 (9CI)
• 76930-49-9
• C₈H₅Br₂NO₂
• 0
• .

• Spiro[dibenzo[a,d]cyclooctene-12(5H),4'-imidazolidine]-2',5'-dione,5,6-dihydro-
• 1037-85-0
• C18H16 N2 O2
• 0
• .

• Sodium zirconium oxide sulfate
• 11105-03-6
• Na₂O₉S₂Zr
• 234-337-1
• 345.33
• .

• Stigmast-5-ene-3,7-diol,(3b,7b)-
• 15140-59-7
• C29H50 O2
• 243.30252
• .

• Stannane,[(2,3,5,6-tetrachloro-1,4-phenylene)bis(oxy)]bis[triphenyl- (9CI)
• 5629-53-8
• C42H30 Cl4 O2 Sn2
• 947.9343
• .

• Spiro[1,3-dithiolane-2,2'(1'H)-naphthalene]-6'-aceticacid, octahydro-
• 6710-13-0
• C14H22 O2 S2
• .

• Speiss, lead,nickel-contg.
• 98246-91-4
• 308-765-5
• .

• Silane,(5,5-dimethylhexyl)trimethoxy-
• 125542-71-4
• C11H26 O3 Si
• 192.3281
• .

• Spiro[7H-indeno[4,5-d]-1,3-dioxole-7,1'(2'H)-isoquinoline],3',4',6,8-tetrahydro-6',7'-dimethoxy-2'-methyl-6-methylene-, (7'S)-
• 4829-36-1
• C22H23 N O4
• 0
• .

• Soybean oil,nonsaponifiable fraction
• 91770-67-1
• 294-853-8
• 0
• .

• Spinels, manganesebrown
• 95046-51-8
• 305-839-9
• .

• Spiro[bicyclo[2.2.1]hept-5-ene-7,1'-cyclopentane]-2,3-dione
• 60526-44-5
• C11H12 O2
• 176.2118
• .

• Sulfonium,triphenyl-,(OC-6-11)-hexafluoroantimonate( 1-)
• 57840-38-7
• C18H15F6SSb
• 260-980-2
• 499.1271192
• .

• Spiro[7H-benzo[de]quinoline-7,1'-[2,5]cyclohexadien]-4'-one,1,2,3,8,9,9a-hexahydro-6-hydroxy-3',5-dimethoxy-1-methyl-, (1'S,9aS)- (9CI)
• 17441-86-0
• C20H23 N O4
• .

• Spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-2',7'-dicarboxylicacid, 4',5',7-tribromo-3',6'-dihydroxy-3-oxo-
• 33014-42-5
• C22H9 Br3 O9
• 0
• .

• Silane,chlorodimethyltriacontyl-
• 70851-52-4
• C₃₂H₆₇ClSi
• 274-938-6
• 515.41
• .

• Spiro[6,16-(epithiopropanoxymethano)-7,13-imino-12H-1,3-dioxolo[7,8]isoquino[3,2-b][3]benzazocine-20,1'-[1H]pyrido[3,4-b]indol]-19-one,5-(acetyloxy)-2',3',4',6,6a,7,9',13,14,16-decahydro-8,14-dihydroxy-9-methoxy-4,10,23-trimethyl-,(1'R,6R,6aR,7R,13S,14S,16R)- (9CI)
• 144285-85-8
• C40H42 N4 O9 S
• .

• 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-1',3'-dimethyl-, hydrochloride (1:1), (2S,12bS)-
• 119942-70-0
• C20H25 N3 O2 . Cl H
• 0
• .

• Spiro[furan-3(2H),1'(4'H)-naphthalene]-2,4'-dione,5'-[(acetyloxy)methyl]-5-(3-furanyl)-2',3',4,5,6',7',8',8'a-octahydro-2'-methyl-,(1'R,2'R,5S,8'ab)-(9CI)
• 171527-87-0
• C21H24 O6
• .

• Sodium,(diphenylmethyl)-
• 5152-68-1
• C13H11 Na
• 410.4662
• .

• Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,6'-(diethylamino)-3'-methoxy-2'-(phenylamino)-
• 73852-10-5
• C31H28 N2 O4
• 277-623-1
• 492.56502
• .

• Silanecarboxylic acid,triphenyl- (6CI,8CI,9CI)
• 18670-88-7
• C19H16 O2 Si
• 304.4146
• .

• Spiro[3H-indole-3,1'(5'H)-indolizin]-2(1H)-one,6'-ethenyl-2',3',6',7',8',8'a-hexahydro-6-hydroxy-7'-[[(1S)-2,3,4,9-tetrahydro-2-methyl-1H-pyrido[3,4-b]indol-1-yl]methyl]-,(1'R,6'R,7'R,8'aS)-
• 69351-04-8
• C30H34 N4 O2
• 482.6166
• .

• Schinopsis lorentzii,ext.
• 90106-04-0
• 290-224-7
• .

• Silane,1,1'-[(1E)-1,2-dibromo-1,2-ethenediyl]bis[1,1,1-trimethyl-
• 65411-95-2
• C8H18 Br2 Si2
• 330.2075
• .

• Slags, ferrous metal,blast furnace, desulfurizing
• 125408-74-4
• 0
• .

• Sulfotransferase,choline (9CI)
• 9047-23-8
• .

• Silsesquioxanes,3-aminopropyl iso-Bu, formates (salts)
• 207574-75-2
• C₁₀H₂₀O₄
• 204.2634
• .

• Sulfonamides,C4-8-alkane, perfluoro, N-(hydroxyethyl)-N-methyl, reaction products with1,6-diisocyanatohexane homopolymer and ethylene glycol
• 148684-79-1
• .

• Silane,(chloromethyl)(isopentyloxy)dimethyl- (6CI,8CI)
• 18279-90-8
• C8H19 Cl O Si
• 194.7744
• .

• Surflo OW 1 (9CI)
• 75603-00-8
• .

• Spiro[cholestane-3,2'-oxirane](9CI)
• 37697-29-3
• C28H48 O
• .

• Silanamine,1-methyl-N-(methyldiphenylsilyl)-1,1-diphenyl-
• 7453-26-1
• C26H27 N Si2
• 231-227-5
• 409.67
• .

• Spiro[1,3-dioxolane-2,2'(1'H)-phenanthrene]-7'-carboxaldehyde
• 6539-33-9
• C17H14 O3
• .

• Silane,(1-ethenylbutoxy)trimethyl-
• 17869-38-4
• C9H20 O Si
• 172.34
• .

• Silane,tris(1-methylethoxy)propyl-
• 35108-12-4
• C12H28 O3 Si
• 252-368-9
• 248.43442
• .

• Spiro[cyclopentane-1,3'(4'H)-isoquinolin]-4'-one,2'-oxide
• 184376-04-3
• C13H13 N O2
• 215.2478
• .

• Spiro[cyclopent-4-ene-1,1'(3'H)-isobenzofuran]-3,3'-dione,2,4'-dihydroxy-6'-methoxy-5-methyl- (9CI)
• 130838-22-1
• C14H12 O6
• .

• Silane,trimethoxy-7-octen-1-yl-
• 52217-57-9
• C₁₁H₂₄O₃Si
• 232.39
• .

• Silicic acid (H4SiO4),aluminum potassium salt (1:1:1) (9CI)
• 12003-49-5
• Al. H4 O4 Si . K
• 234-429-1
• 142.1646
• .

• Silane,methoxybis[2-methoxy-4-(2-propenyl)phenoxy]methyl- (9CI)
• 83817-75-8
• C22H28 O5 Si
• 280-976-4
• 400.54022
• .