• Silicate(2-),hexafluoro-, copper(2+) (1:1)
• 12062-24-7
• Cu.F6Si
• 235-047-8
• 205.6219
• .

• Spiro[9H-imidazo[1,2-a]indole-9,3'-[1,5](iminomethano)[3H][1,4]oxazepino[3,4-b]quinazoline]-3,7',13'(1'H,2H)-trione,1,4',5',9a-tetrahydro-1',2-dimethyl-, (1'R,2S,3'S,5'S,9aS)-
• 140715-86-2
• C24H21 N5 O4
• .

• Spiro[dibenz[d,f]indole-2(1H),2'-[1,3]dioxolane](8CI,9CI)
• 24971-27-5
• C18H15 N O2
• .

• Silanediol,1-methyl-1-(3,3,3-trifluoropropyl)-
• 660-78-6
• C4H9 F3 O2 Si
• 211-542-4
• 174.1937696
• .

• Stigmasta-5,8,22-trien-7-one,3-hydroxy-, (3b,22E,24x)- (9CI)
• 121714-76-9
• C29H44 O2
• 0
• .

• Succinic acid, compound with 2-amino-2-(hydroxymethyl)propane-1,3-diol (1:1)
• 84540-64-7
• C₁₂H₂₈N₂O₁₀
• 283-159-0
• 360.36
• .

• Spirost-5-ene-1,3-diol,1-(hydrogen sulfate), (1b,3b,25R)- (9CI)
• 149439-66-7
• C27H42 O7 S
• .

• Sorbitan, tris(12-hydroxyoctadecanoate)
• 93963-95-2
• C60H114O11
• 300-841-6
• 1011.54056
• .

• Silane, dimethoxy-(6CI,7CI,8CI,9CI)
• 5314-52-3
• C2H8 O2 Si
• 226-171-3
• 92.16922
• .

• Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,3'-amino-6'-hydroxy-
• 3086-44-0
• C20H13 N O4
• 331.32
• .

• Scandium oxide (Sc2O3)
• 256652-08-1
• O3Sc2
• 137.91002
• .

• Small cardioactive peptide B
• 84746-43-0
• C₅₂H₈₀N₁₄O₁₁S₂
• 1141.4088
• .

• Silanediamine,N,N,N',N'-tetraethyl-1,1-dimethyl-
• 4669-59-4
• C₁₀H₂₆N₂Si
• 225-116-0
• 202.41
• .

• Spiro[4H-furo[3,2-c]pyran-2(6H),10'-[8H-3,8a]methanofuro[2,3-b]pyrano[4,3-e]pyran]-2',6,8'(3'H)-trione,6'-(3-furanyl)-3,3a,3'a,4',4'a,5',6',9'a-octahydro-3',4,4,5',9'a-pentamethyl-,(2R,3'S,3aS,3'aS,4'aR,5'R,6'R,8'aR,9'aR)- (9CI)
• 152845-79-9
• C26H28 O9
• .

• Silsesquioxanes, Ph Pr,polymers with linoleic acid, pentaerythritol, phthalic anhydride, trimelliticanhydride and trimethylolpropane
• 155646-12-1
• .

• Silane,trifluoromethyl-
• 373-74-0
• CH3 F3 Si
• 206-770-6
• 100.12
• .

• Sulfonium, triphenyl-,chloride (1:1)
• 4270-70-6
• C₁₈H₁₅ClS
• 224-259-6
• 298.83
• .

• Silver acetylide(Ag(C2H)) (9CI)
• 13092-75-6
• C2H Ag
• 132.90
• .

• Sorbitan, tris((R-(Z))-12-hydroxy-9-octadecenoate)
• 61792-47-0
• C₆₀H₁₀₈O₁₁
• 263-222-9
• 1005.49292
• .

• Stannate(SnO32-), magnesium (1:1)
• 12032-29-0
• Mg. O3 Sn
• 234-765-9
• 191.0132
• .

• Spiro[3-cyclohexene-1,2'(9'H)-[1,4]epoxy[3]benzoxepin]-2,9'-dione,6'-[(R)-(acetyloxy)-3-furanylmethyl]-1',4',5',5'a,6',7',8',9'a-octahydro-6,9'a-dihydroxy-3,5,5,6'-tetramethyl-4'-(1-methylethyl)-,(1S,1'S,2S,4'R,5'aR,6'R,9'aR)- (9CI)
• 169790-25-4
• C29H38 O9
• .

• Strontium vanadiumoxide (SrV2O6)
• 13597-58-5
• O
• 237-054-1
• 285.5
• .

• Silane,trichloro(3,3,4,4,5,5,6,6,6-nonafluorohexyl)-
• 78560-47-1
• C6H4 Cl3 F9 Si
• 381.53
• .

• Stepanhold extra
• 26589-26-4
• C₁₆H₂₅NO₅
• 0
• .

• Siloxanesand Silicones, di-Me, Me octyl, Me 2-phenylpropyl
• 165526-47-6
• 0
• .

• Sulfuric acid,mono-2-propen-1-yl ester, sodium salt (1:1)
• 19037-59-3
• C3H6 O4 S . Na
• 0
• .

• Spiro[benz[cd]indole-5(1H),2'(5'H)-furan]-5'-one,3,4-dihydro-4'-methyl-4-(methylamino)-, hydrochloride (1:1), (2'R,4S)-rel-
• 28375-03-3
• C16H16 N2 O2 . Cl H
• 268.3104
• .

• Silanamine,N-(1,1-dimethylethyl)-1,1,1-trimethyl-
• 5577-67-3
• C7H19 N Si
• 145.32
• .

• Strospeside, triformate(7CI)
• 108021-08-5
• C33H46 O12
• 634.7111
• .

• Scyliorhinin I (9CI)
• 103425-21-4
• C₅₉H₈₇N₁₃O₁₃S
• 1218.47
• .

• Spiro[oxirane-2,6'-[3aH,6H-5a,9b]propano[5H]furo[2,3-c][2]benzopyran]-12'-one,2'-(3-furanyl)hexahydro-10'-methyl-, (2R,2'S,3'aS,5'aS,9'aR,9'bR,10'R)- (9CI)
• 63893-14-1
• C20H24 O5
• .

• Spiro[bicyclo[4.2.0]octa-1,3,5-triene-7,2'-[1,3]dioxolan]-8-one
• 6383-64-8
• C10H8 O3
• 285.3807
• .

• Sperm-activatingpeptide C (Glyptocidaris crenularis egg jelly coat reduced) (9CI)
• 117788-29-1
• C37H65 N11 O11 S2
• .

• Somatostatin (sheepreduced), 3-(3-selenyl-L-alanine)-8-D-tryptophan-14-(3-selenyl-L-alanine)-(9CI)
• 77201-60-6
• C76H106 N18 O19 Se2
• 0
• .

• Spiro[4H-cycloprop[e]azulene-4,2'-oxirane],decahydro-1,1,7-trimethyl-, (1aR,2'S,4aR,7R,7aS,7bS)-
• 85710-39-0
• C15H24 O
• 220.35
• .

• Suberosin
• 581-31-7
• C₁₅H₁₆O₃
• 0
• .

• Stigmast-25-ene-2,3,15,16,17,18-hexol,2-(hydrogen sulfate), (2b,3a,5a,15b,16a,24x)- (9CI)
• 152369-47-6
• C29H50 O9 S
• .

• Silicic acid (H4SiO4),tris(1,1-dimethylethyl) ester
• 18166-43-3
• C12H28 O4 Si
• 264.43
• .

• Silane-d3, methyl-(6CI,7CI,8CI,9CI)
• 1066-43-9
• CH3 D3 Si
• 46.1435
• .

• Soya fatty acid, isophthalic acid, trimethylolpropane, trimellitic anhydride, benzoic acid polymer
• 73138-50-8
• 0
• .

• Sulfuric acid,silver(1+) salt (1:2)
• 19287-89-9
• Ag. 1/2 H2 O4 S
• 242-941-1
• 311.799
• .

• Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,2'-[(2-chlorophenyl)amino]-6'-[ethyl(3-methylbutyl)amino]-
• 92814-52-3
• C33H31 Cl N2 O3
• 296-601-2
• 539.06384
• .

• Spiro[cyclopropane-1,5'-[5H]inden]-7'(6'H)-one,2',3'-dihydro-3',6'-dihydroxy-2',2',4',6'-tetramethyl-, (3'S,6'R)-
• 1146-04-9
• C15H20 O3
• 0
• .

• Spiro[furan-2(5H),6'-morphinan]-5-one,17'-(cyclopropylmethyl)-4',5'-epoxy-3,4-dihydro-3',14'-dihydroxy-4-methylene-,(5'a,6'a)- (9CI)
• 92398-20-4
• C24H27 N O5
• 0
• .

• Silanetriamine,1-azido-N,N,N',N',N'',N''-hexamethyl-
• 5599-36-0
• C6H18 N6 Si
• 227-015-7
• 202.33282
• .

• Spiro[cyclopropane-1,5'-[5H]inden]-7'(6'H)-one,2',3'-dihydro-3',6'-dihydroxy-2'-(hydroxymethyl)-2',4',6'-trimethyl-,(2'S,3'R,6'R)-
• 1149-99-1
• C15H20 O4
• 264.35
• .

• Sulfuric acid,copper(2+) salt (1:?)
• 18939-61-2
• Cu. x H2 O4 S
• 242-692-9
• 159.6086
• .

• Silsesquioxanes,3-[(2-aminoethyl)amino]propyl Me, methoxy-terminated
• 145775-27-5
• .

• SKF 106528 (9CI)
• 141733-18-8
• C₈₈H₁₅₄N₂₄O₃₂S
• 2092.37096
• .

• Spiro[2.2]pentane-1,1,2,2-d4(9CI)
• 14996-50-0
• C5H4 D4
• 72.1417
• .