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Silicon + Oxygen Compounds (Si + O)

Browse all compounds containing Silicon + Oxygen by molecular formula, IUPAC name, or traditional name. Explore molecular weights and compound details.

Total Compounds: 17,719
Showing 2,401 - 2,450 of 17,719
Page 49 of 355
CID Formula IUPAC Name Traditional Name Mol. Weight
453852 C17H27N3O8SSi 1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-(hydroxymethyl)-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]pyrimidine-2,4-dione 141684-51-7 461.6
453853 C23H40BrN3O8SSi2 1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-5-bromo-pyrimidine-2,4-dione SpiroOxathioldiTBSRibo-5BrU 654.7
453854 C26H45N3O8SSi2 3-allyl-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]pyrimidine-2,4-dione 3Allyl-2',5'diSilylSpiroU 615.9
453855 C23H44N4O7SSi2 6-amino-3-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-1,6-dihydropyrimidin-2-one SpiroOxathioldiTBSRiboC 576.9
453856 C25H44N4O8SSi2 N-[1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-2-oxo-pyrimidin-4-yl]acetamide 141684-56-2 616.9
453857 C24H44N4O7SSi2 4-amino-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-5-methyl-pyrimidin-2-one TSAO-m5C 588.9
453858 C24H42N6O6SSi2 9-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]purin-6-amine TSAO-A 598.9
453859 C18H28N6O6SSi [(6R,8R,9R)-4-amino-8-(6-aminopurin-9-yl)-9-[tert-butyl(dimethyl)silyl]oxy-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-6-yl]methanol [(6R,8R,9R)-4-amino-8-(6-aminopurin-9-yl)-9-[tert-butyl(dimethyl)silyl]oxy-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-6-yl]methanol 484.6
453860 C44H58N6O7SSi2 9-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-N-[(4-methoxyphenyl)-diphenyl-methyl]purin-6-amine 9-[(1R,3R,4R)-6-amino-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-8,8-dioxo-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-3-yl]-N-[(4-methoxyphenyl)-diphenyl-methyl]purin-6-amine 871.2
453861 C24H41N5O7SSi2 9-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-3H-purin-6-one 9-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-3H-purin-6-one 599.8
453862 C24H41N5O7SSi2 7-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-3H-purin-6-one 7-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-3H-purin-6-one 599.8
453863 C20H41NO7SSi2 9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-8-methoxy-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine 4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-3-methoxy-8,8-dioxo-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-6-amine 495.8
454026 C24H46N4O7SSi2 6-amino-3-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-5-methyl-1,6-dihydropyrimidin-2-one SpiroOxathioldiTBSRibo-3MeC 590.9
454307 C17H33N3O4Si 1-[[1-(aminomethyl)-2-[dimethyl(1,1,2-trimethylpropyl)silyl]oxy-ethoxy]methyl]-5-methyl-pyrimidine-2,4-dione NH2-acycloT deriv. 371.5
454462 C25H45N3O8SSi2 1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-5-ethyl-pyrimidine-2,4-dione 5Et-2',5'SilylSpiroU 603.9
454463 C23H42N4O7SSi2 4-amino-1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]pyrimidin-2-one 2',5'diSilylSpiroC 574.8
454465 C18H29N3O7SSi 1-[(6R,8R)-4-amino-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-5-methyl-pyrimidine-2,4-dione 141684-49-3 459.6
454466 C24H43N3O8SSi2 [(2R,3R,4R,5R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[[tert-butyl(dimethyl)silyl]oxymethyl]-3-cyano-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)tetrahydrofuran-3-yl] methanesulfonate 141684-44-8 589.9
454547 C17H24N2O3SSi 5-methyl-6-phenylsulfanyl-1-(2-trimethylsilylethoxymethyl)pyrimidine-2,4-dione 1-Me3SiEtOMe-6PhS T 364.5
454611 C23H28F2N2O4Si benzyl N-[(1R)-4-(benzylamino)-3,3-difluoro-2,4-dioxo-1-(trimethylsilylmethyl)butyl]carbamate 148797-23-3 462.6
454615 C20H30F2N2O4Si tert-butyl N-[(1R)-4-(benzylamino)-3,3-difluoro-2,4-dioxo-1-(trimethylsilylmethyl)butyl]carbamate 148797-21-1 428.5
454617 C23H28F2N2O4Si benzyl N-[(1S)-1-benzyl-3,3-difluoro-2,4-dioxo-4-(trimethylsilylmethylamino)butyl]carbamate (4S)-N-(2,2-dimethyl-2-silapropyl)-2,2-difluoro-3-oxo-5-phenyl-4-[(phenylmethoxy)carbonylamino]pentanamide 462.6
454748 C16H16O2S3Si 5-[5-(5-trimethylsilyl-2-thienyl)-2-thienyl]thiophene-2-carboxylic acid .alpha.-T Me3Si COOH deriv. 364.6
455232 C43H78N6O13S2Si4 7-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-1-[(6R,8S,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]purin-6-one [1,7-Bis-[2',5'-bis-O-(tert-butyldimethylsilyl)-.beta.-D-ribofuranosyl]hypoxanthine]-3'-spiro-5-(4-amino-1,2-oxathiole-2,2-dioxide) 1063.6
455233 C24H41N5O8SSi2 7-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-3H-purine-2,6-dione [7-[2',5'-Bis-O-(tert-butyldimethylsilyl)-.beta.-D-ribofuranosyl]xanthine]-3'-spiro-5-(4-amino-1,2-oxathiole-2,2-dioxide) 615.8
455234 C24H41N5O8SSi2 3-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-7H-purine-2,6-dione [3-[2',5'-Bis-O-(tert-butyldimethylsilyl)-.beta.-D-ribofuranosyl]xanthine]-3'-spiro-5-(4-amino-1,2-oxathiole-2,2-dioxide) 615.8
455235 C26H43N3O6SSi2 (6R,8R,9R)-8-(benzimidazol-1-yl)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine TSAO-Benzimid 581.9
455236 C25H43N5O7SSi2 (6R,8R,9R)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-8-(6-methoxypurin-9-yl)-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine TSAO-m6Hx 613.9
455237 C25H44N6O6SSi2 9-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-N-methyl-purin-6-amine TSAO-A deriv. 612.9
455238 C26H46N6O6SSi2 9-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-N,N-dimethyl-purin-6-amine TSAO-dm^6A 626.9
455239 C24H41N5O6SSi2 (6R,8R,9R)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-8-purin-9-yl-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine TSAO-Pur deriv. 583.8
455240 C25H43N5O7SSi2 9-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-1-methyl-purin-6-one [9-[2',5'-Bis-O-(tert-butyldimethylsilyl)-.beta.-D-ribofuranosyl]-N-methylhypoxanthine]-3'-spiro-5-(4-amino-1,2-oxathiole-2,2-dioxide) 613.9
455241 C25H43N5O7SSi2 7-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-1-methyl-purin-6-one [7-[2',5'-Bis-O-(tert-butyldimethylsilyl)-.beta.-D-ribofuranosyl]-N-methylhypoxanthine]-3'-spiro-5-(4-amino-1,2-oxathiole-2,2-dioxide) 613.9
455242 C26H45N5O7SSi2 7-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]-1-ethyl-purin-6-one [7-[2',5'-Bis-O-(tert-butyldimethylsilyl)-.beta.-D-ribofuranosyl]-N-ethylhypoxanthine]-3'-spiro-5-(4-amino-1,2-oxathiole-2,2-dioxide) 627.9
455420 H90K8O39SiW11 potassium hydride;silane;tungsten;nonatriacontahydrate potassium hydride;silane;tungsten;nonatriacontahydrate 3077.8
455421 H91K5NbO41SiW11 niobium;potassium hydride;silane;tungsten;hentetracontahydrate niobium;potassium hydride;silane;tungsten;hentetracontahydrate 3086.4
455425 C15H136N5NbO41SiW11+5 niobium;silane;pentakis(trimethylammonium);tungsten;hentetracontahydrate niobium;silane;pentakis(trimethylammonium);tungsten;hentetracontahydrate 3186.5
455426 Cs7H89NbO39SiW9 cesium monohydride;niobium;silane;tungsten;nonatriacontahydrate cesium monohydride;niobium;silane;tungsten;nonatriacontahydrate 3419.6
455427 C21H156N7NbO41SiW11+7 niobium;silane;heptakis(trimethylammonium);tungsten;hentetracontahydrate niobium;silane;heptakis(trimethylammonium);tungsten;hentetracontahydrate 3306.7
456044 C31H33N5O4Si 1-[(4S,5S)-4-azido-5-[[tert-butyl(diphenyl)silyl]oxymethyl]tetrahydrofuran-2-yl]-5-benzylidene-imidazolidine-2,4-dione 1-[(4S,5S)-4-azido-5-[[tert-butyl(diphenyl)silyl]oxymethyl]tetrahydrofuran-2-yl]-5-benzylidene-imidazolidine-2,4-dione 567.7
456079 C23H42N4O8SSi2 methyl 1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]triazole-4-carboxylate [1-[2',5'-Bis-O-(tert-butyldimethylsilyl)-.beta.-D-ribofuranosyl]-4-[(methyloxy)carbonyl]-1,2,3-triazole]-3'-spiro-5''-(4''-amino-1'',2''-oxathiole 2'',2''-dioxide) 590.8
456080 C24H44N4O8SSi2 ethyl 1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]triazole-4-carboxylate [1-[2',5'-Bis-O-(tert-butyldimethylsilyl)-.beta.-D-ribofuranosyl]-4-[(ethoxy)carbonyl]-1,2,3-triazole]-3'-spiro-5''-(4''-amino-1'',2''-oxathiole 2'',2''-dioxide) 604.9
456081 C23H42N4O7SSi2 1-[1-[(6R,8R,9R)-4-amino-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-8-yl]triazol-4-yl]ethanone [1-[2',5'-Bis-O-(tert-butyldimethylsilyl)-.beta-D-ribofuranosyl]-4-(methylcarbonyl)-1,2,3-triazole]-3'-spiro-5''-(4''-amino-1'',2''-oxathiole 2'',2''-dioxide) 574.8
456082 C26H50N4O8SSi2 (6R,8R,9R)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-8-[4-(diethoxymethyl)triazol-1-yl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine (1R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-3-[4-(diethoxymethyl)triazol-1-yl]-8,8-dioxo-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-6-amine 634.9
456083 C23H44N4O7SSi2 (6R,8R,9R)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-8-[4-(methoxymethyl)triazol-1-yl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine (1R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-3-[4-(methoxymethyl)triazol-1-yl]-8,8-dioxo-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-6-amine 576.9
456084 C22H41BrN4O6SSi2 (6R,8R,9R)-8-[4-(bromomethyl)triazol-1-yl]-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine (1R,3R,4R)-3-[4-(bromomethyl)triazol-1-yl]-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-8,8-dioxo-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-6-amine 625.7
456085 C24H46N4O6SSi2 (6R,8R,9R)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-8-(4-propyltriazol-1-yl)-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine (1R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-8,8-dioxo-3-(4-propyltriazol-1-yl)-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-6-amine 574.9
456086 C25H48N4O6SSi2 (6R,8R,9R)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-8-(4-butyltriazol-1-yl)-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine (1R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-3-(4-butyltriazol-1-yl)-8,8-dioxo-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-6-amine 588.9
456087 C24H45ClN4O6SSi2 (6R,8R,9R)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-8-[4-(3-chloropropyl)triazol-1-yl]-2,2-dioxo-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine (1R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-3-[4-(3-chloropropyl)triazol-1-yl]-8,8-dioxo-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-6-amine 609.3
456088 C24H48N4O6SSi3 (6R,8R,9R)-9-[tert-butyl(dimethyl)silyl]oxy-6-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dioxo-8-(4-trimethylsilyltriazol-1-yl)-1,7-dioxa-2lambda6-thiaspiro[4.4]non-3-en-4-amine (1R,3R,4R)-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-8,8-dioxo-3-(4-trimethylsilyltriazol-1-yl)-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-6-amine 605.0
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