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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— Stigmastan-3-en-6-ol —— C29H50O
    Stigmastan-3-en-6-ol
    —— Spiro[decahydroquinoline-4,2'-tetrahydrofuran], 1,2,5-trimethyl-5-hydroxy-6-oxo- —— C15H25NO3
    Spiro[decahydroquinoline-4,2'-tetrahydrofuran], 1,2,5-trimethyl-5-hydroxy-6-oxo-
    —— Spiro[2,4,5,6,7,7a-hexahydro-2-oxo-4,4,7a-trimethylbenzofuran]-7,2'-(oxirane) —— C12H16O3
    Spiro[2,4,5,6,7,7a-hexahydro-2-oxo-4,4,7a-trimethylbenzofuran]-7,2'-(oxirane)
    —— S-prop-2-enyl 3-oxobutanethioate —— C7H10O2S
    S-prop-2-enyl 3-oxobutanethioate
    —— Silane, (3-chloropropylsulfonyl)(dimethyl)(2,3-dimethyl-3-butyl)- —— C11H25ClO3SSi
    Silane, (3-chloropropylsulfonyl)(dimethyl)(2,3-dimethyl-3-butyl)-
    —— Spiro[(3,3-dimethylcyclopentanone)-4,2'-3,5-dibromocyclohexan-1',4'-dione)]- —— C12H14Br2O3
    Spiro[(3,3-dimethylcyclopentanone)-4,2'-3,5-dibromocyclohexan-1',4'-dione)]-
    —— Spiro-6-(3-oxatricyclo[5.4.0.0(5,11)]undecan-4-ol)-2'-(oxirane), 7-methyl-10-isopropyl- —— C15H24O3
    Spiro-6-(3-oxatricyclo[5.4.0.0(5,11)]undecan-4-ol)-2'-(oxirane), 7-methyl-10-isopropyl-
    —— Spiro[3-phenyl-1,4,2dioxazolin-5,2'-bornan] —— C17H21NO2
    Spiro[3-phenyl-1,4,2dioxazolin-5,2'-bornan]
    —— Sulfide, cyclopentyl hexyl —— C11H22S
    Sulfide, cyclopentyl hexyl
    —— Spiro[4-methyl-5-oxo-10,13-dioxatricyclo[7.3.1.0(4,9)]tridecane]-2,2'-oxirane —— C13H18O4
    Spiro[4-methyl-5-oxo-10,13-dioxatricyclo[7.3.1.0(4,9)]tridecane]-2,2'-oxirane
    —— Spiro[2.3]hexan-4-one, 5,5-diethyl- —— C10H16O
    Spiro[2.3]hexan-4-one, 5,5-diethyl-
    —— Spiro[2.3]hexan-4-one, 5-chloro-6-methyl- —— C7H9ClO
    Spiro[2.3]hexan-4-one, 5-chloro-6-methyl-
    —— Sydnone, 3,3'-trimethylenedi- —— C7H10N4O4+2
    Sydnone, 3,3'-trimethylenedi-
    —— Sandaracopimar-15-en-8beta-yl acetate —— C22H36O2
    Sandaracopimar-15-en-8beta-yl acetate
    —— Spiro[androst-5-ene-17,1'-cyclobutan]-2'-one, 3-hydroxy-, (3beta,17beta)- —— C22H32O2
    Spiro[androst-5-ene-17,1'-cyclobutan]-2'-one, 3-hydroxy-, (3beta,17beta)-
    —— S-[2-[2-Hydroxy-3-isopropoxypropylamino]ethyl]thiophosphate —— C8H20NO5PS
    S-[2-[2-Hydroxy-3-isopropoxypropylamino]ethyl]thiophosphate
    —— Spiro[bicyclo[3.3.0]oct-6-ene-3,2'-(1',3'-dioxolane)]-4',5'-dicarboxylic acid, 6-methyl-, diethyl ester —— C17H24O6
    Spiro[bicyclo[3.3.0]oct-6-ene-3,2'-(1',3'-dioxolane)]-4',5'-dicarboxylic acid, 6-methyl-, diethyl ester
    —— Strogogenin —— C23H30O8
    Strogogenin
    —— Spiro<2.5>octan-1,1-dicarbonitril 68352-24-9 C10H12N2
    Spiro<2.5>octan-1,1-dicarbonitril
    —— Silane, [[4-[1,2-bis[(trimethylsilyl)oxy]ethyl]-1,2-phenylene]bis(oxy)]bis[trimethyl- —— C20H42O4Si4
    Silane, [[4-[1,2-bis[(trimethylsilyl)oxy]ethyl]-1,2-phenylene]bis(oxy)]bis[trimethyl-
    —— Sakuranetin-trimethylsilyl-deriv. 4067-71-4 C22H30O5Si2
    Sakuranetin-trimethylsilyl-deriv.
    —— Ser isoBOC TBDMS #1 —— C14H29NO5Si
    Ser isoBOC TBDMS #1
    —— S-Ethyl S-(2-diisopropylaminoethyl) methylphosphonodithioate —— C11H26NOPS2
    S-Ethyl S-(2-diisopropylaminoethyl) methylphosphonodithioate
    —— Succinylaceton, oxime, mono-TMS —— C10H20N2O4Si
    Succinylaceton, oxime, mono-TMS
    —— Serotonin, TMS —— C19H36N2OSi3
    Serotonin, TMS
    —— Silane, [methylenebis(p-phenyleneoxy)]bis[trimethyl- —— C19H28O2Si2
    Silane, [methylenebis(p-phenyleneoxy)]bis[trimethyl-
    —— Silane, [[(16alpha,17beta)-estra-1,3,5(10)-triene-2,3,16,17-tetrayl]tetrakis(oxy)]tetrakis*trimethyl- —— C30H56O4Si4
    Silane, [[(16alpha,17beta)-estra-1,3,5(10)-triene-2,3,16,17-tetrayl]tetrakis(oxy)]tetrakis*trimethyl-
    —— Silane, [[(17beta)-estra-1,3,5(10)-triene-2,3,17-triyl]tris(oxy)]tris*trimethyl- —— C27H48O3Si3
    Silane, [[(17beta)-estra-1,3,5(10)-triene-2,3,17-triyl]tris(oxy)]tris*trimethyl-
    —— Silane, [[(17beta)-2-methoxyestra-1,3,5(10)-triene-3,17-diyl]bis(oxy)]bis*trimethyl- —— C25H42O3Si2
    Silane, [[(17beta)-2-methoxyestra-1,3,5(10)-triene-3,17-diyl]bis(oxy)]bis*trimethyl-
    —— Sec-butyl thiopropionate —— C7H14OS
    Sec-butyl thiopropionate
    —— Silane, dipropoxy-, diamyloxy- —— C16H36O4Si
    Silane, dipropoxy-, diamyloxy-
    —— Silane, ethoxy-, triamyloxy- —— C17H38O4Si
    Silane, ethoxy-, triamyloxy-
    —— Silane, [[(16beta,17beta)-estra-1,3,5(10)-triene-3,16,17-triyl]tris(oxy)]tris[trimethyl- —— C27H48O3Si3
    Silane, [[(16beta,17beta)-estra-1,3,5(10)-triene-3,16,17-triyl]tris(oxy)]tris[trimethyl-
    —— Silane, [[(3beta,5alpha)-androstan-3-yl]oxy]trimethyl- —— C22H40OSi
    Silane, [[(3beta,5alpha)-androstan-3-yl]oxy]trimethyl-
    —— Sec-butyl thiobutyrate —— C8H16OS
    Sec-butyl thiobutyrate
    —— Silane, propoxy-, triheptyloxy- —— C24H52O4Si
    Silane, propoxy-, triheptyloxy-
    —— Silane, methoxy-, triheptyloxy- —— C22H48O4Si
    Silane, methoxy-, triheptyloxy-
    —— Silane, propoxy-, triamyloxy- —— C18H40O4Si
    Silane, propoxy-, triamyloxy-
    —— Silane, methoxy-, propoxy-, diamyloxy- —— C14H32O4Si
    Silane, methoxy-, propoxy-, diamyloxy-
    —— Silane, trimethoxy-, hexyloxy- —— C9H22O4Si
    Silane, trimethoxy-, hexyloxy-
    —— Silane, ethoxy-, tripropoxy- —— C11H26O4Si
    Silane, ethoxy-, tripropoxy-
    —— Silane, dimethoxy-, diamyloxy- —— C12H28O4Si
    Silane, dimethoxy-, diamyloxy-
    —— Silane, butyloxy-, trihexyloxy- —— C22H48O4Si
    Silane, butyloxy-, trihexyloxy-
    —— Silane, methoxy-, triamyloxy- —— C16H36O4Si
    Silane, methoxy-, triamyloxy-
    —— Silane, tripropoxy-, hexyloxy- —— C15H34O4Si
    Silane, tripropoxy-, hexyloxy-
    —— Silane, tributyloxy-, amyloxy- —— C17H38O4Si
    Silane, tributyloxy-, amyloxy-
    —— Silane, methoxy-, tripropoxy- —— C10H24O4Si
    Silane, methoxy-, tripropoxy-
    —— Silane, methoxy-, dipropyloxy-, butyloxy- —— C11H26O4Si
    Silane, methoxy-, dipropyloxy-, butyloxy-
    —— Silane, diethoxy-, butyloxy-, hexyloxy- —— C14H32O4Si
    Silane, diethoxy-, butyloxy-, hexyloxy-
    —— Silane, dimethoxy-, propyloxy-, butyloxy- —— C9H22O4Si
    Silane, dimethoxy-, propyloxy-, butyloxy-