• 8-Octadecenoic acid, 10-oxo-
• 94451-46-4
• C₁₈H₃₂O₃
• .

• 8-[bis(2-chloroethyl)amino]-3,7-dimethyl-3,7-dihydro-1H-purine-2,6-dione
• 94520-76-0
• C₁₁H₁₅Cl₂N₅O₂
• 320.1751
• .

• 8-[acetyl(4,6-dimethylimidazo[1,2-a:5,4-b']dipyridin-3-yl)amino]-2'-deoxyguanosine 5'-(dihydrogen phosphate)
• 94617-28-4
• C₂₄H₂₆N₉O₈P
• 599.4925
• .

• 8-chloro-2-(chloromethyl)-1H-quinolin-4-one
• 946692-43-9
• C₁₀H₇Cl₂NO
• 228.0747
• .

• 8-methoxy-2-nitro-3H-benzo[f]chromen-3-one
• 94740-88-2
• C₁₄H₉NO₅
• 271.225
• .

• 8-Quinolinesulfonic acid, 2-(2,3-dihydro-1,3-dioxo-1H-inden-2-yl)-
• 94803-31-3
• C₁₈H₁₁NO₅S
• .

• 8-methyl-8,9,10,11-tetrahydrotetraphene
• 94849-79-3
• C₁₉H₁₈
• 246.3462
• .

• 8-methyl-8,9,10,11-tetrahydrotetraphen-8-ol
• 94849-80-6
• C₁₉H₁₈O
• 262.3456
• .

• 8-methyl-8,9,10,11-tetrahydrotetraphene-10,11-diol
• 94849-89-5
• C₁₉H₁₈O₂
• 278.345
• .

• 8-ethoxy-20-ethyl-1,16-dimethoxy-4-(methoxymethyl)aconitane-6,14-diol
• 95690-58-7
• C₂₆H₄₃NO₆
• 465.6227
• .

• 8-cyclobutyl-2,8-diazaspiro[4.5]decane
• 959640-90-5
• C₁₂H₂₂N₂
• 194.32
• .

• 8-[acetyl(4,6-dimethylimidazo[1,2-a:5,4-b']dipyridin-3-yl)amino]-2'-deoxyguanosine
• 96304-55-1
• C₂₄H₂₅N₉O₅
• 519.5126
• .

• 8-[(2E)-3,7-dimethylocta-2,6-dien-1-yl]-5-(hydroxymethyl)-1-methyl-2-(1-methylethyl)-1,2,4,5,6,8-hexahydro-3H-[1,4]diazonino[7,6,5-cd]indol-3-one
• 96304-70-0
• C₂₇H₃₉N₃O₂
• 437.6175
• .

• 8H-Furo[3,2-h][1]benzopyran-8-one, 2,4,6-trimethyl-
• 96836-32-7
• C₁₄H₁₂O₃
• .

• 8-methoxy-4a-methyl-4,4a,5,6,11,12-hexahydrochrysen-2(3H)-one
• 5061-88-1
• C₂₀H₂₂O₂
• 294.3875
• .

• 8-Quinolinecarboxylic acid, 4-ethoxy-1,2,3,4-tetrahydro-2-phenyl-
• 5093-80-1
• C₁₈H₁₉NO₃
• .

• 8-Quinolinecarboxylic acid, 2-phenyl-
• 5093-81-2
• C₁₆H₁₁NO₂
• .

• 8,9,10,11-tetrahydrobenzo[b]naphtho[1,2-d]furan-11a(7aH)-ol
• 5115-20-8
• C₁₆H₁₆O₂
• 240.297
• .

• 8,9-dihydroxy-4-oxo-2,3,4,5-tetrahydro-1H-3a,5-diaza-10b-azoniaacephenanthrylene-1-carboxylate
• 51220-42-9
• C₁₄H₁₁N₃O₅
• 301.2542
• .

• 8,8-dimethyl-3-{[(4-methylphenyl)acetyl]oxy}-8-azoniabicyclo[3.2.1]octane iodide
• 5135-79-5
• C₁₈H₂₆INO₂
• 415.309
• .

• 8-(propan-2-ylidene)octahydro-4,7-methano-2-benzothiophene
• 51510-26-0
• C₁₂H₁₈S
• 194.3363
• .

• 8a-methyloctahydronaphthalen-4a(2H)-ol
• 5173-73-9
• C₁₁H₂₀O
• 168.2759
• .

• 8-[(2E)-2-(1,2,2-trimethylpropylidene)hydrazino]quinoline
• 5175-20-2
• C₁₅H₁₉N₃
• 241.3315
• .

• 8-{2-hydroxy-3-[(1-methylethyl)amino]propoxy}-3,4-dihydroquinolin-2(1H)-one hydrochloride
• 51780-94-0
• C₁₅H₂₃ClN₂O₃
• 314.8077
• .

• 8,9-dimethoxy-5-methylphenanthridin-6(5H)-one
• 52050-44-9
• C₁₆H₁₅NO₃
• 269.2952
• .

• 8-{[4-(4-[4-(hydroxymethyl)phenyl]-6-{[(2-methoxyphenyl)sulfanyl]methyl}-1,3-dioxan-2-yl)benzyl]amino}-8-oxooctanoic acid
• 5219-59-0
• C₃₄H₄₁NO₇S
• 607.7568
• .

• 8'-(azocan-1-ylcarbonyl)-6'-[3-(2-hydroxyethoxy)phenyl]-1',2-dioxo-3',4'-diphenyl-N-(1-phenylethyl)-3',4',8',8a'-tetrahydro-1'H-spiro[indole-3,7'-pyrrolo[2,1-c][1,4]oxazine]-1(2H)-carboxamidato
• 5227-69-0
• C₅₁H₅₂N₄O₇
• 832.9812
• .

• 8-nitro-3-[2-(3-nitrophenyl)-2-oxoethylidene]-3,4-dihydroquinoxalin-2(1H)-one
• 5243-17-4
• C₁₆H₁₀N₄O₆
• 354.2738
• .

• 8-methoxy-5,11-dimethyl-6H-pyrido[4,3-b]carbazole
• 5263-05-8
• C₁₈H₁₆N₂O
• 276.3324
• .

• 8-methyl-3-{[4-(pentyloxy)benzylidene]amino}-1H-pyrimido[5,4-b]indole-2,4(3H,5H)-dione
• 5279-73-2
• C₂₃H₂₄N₄O₃
• 404.4617
• .

• 8-bromo-3-[(2E)-2-(2,4-dichlorobenzylidene)hydrazinyl]-5H-[1,2,4]triazino[5,6-b]indole
• 5305-36-2
• C₁₆H₉BrCl₂N₆
• 436.0929
• .

• 8-methoxy-1,1-dimethyl-3,4-dihydronaphthalen-2(1H)-one
• 5309-20-6
• C₁₃H₁₆O₂
• 204.2649
• .

• 8-Nonene-2,5-dione
• 5312-86-7
• C₉H₁₄O₂
• .

• 8,8-bis(ethylsulfanyl)octane-1,2,3,4,5,6,7-heptol (non-preferred name)
• 5329-53-3
• C₁₂H₂₆O₇S₂
• 346.4606
• .

• 8-Quinolinecarboxylic acid, 5,6,7,8-tetrahydro-, methyl ester
• 53400-58-1
• C₁₁H₁₃NO₂
• .

• 8-Quinolinecarbothioamide, 5,6,7,8-tetrahydro-
• 53400-60-5
• C₁₀H₁₂N₂S
• .

• 8-Quinolinecarboxylic acid, 5,6,7,8-tetrahydro-3-methyl-, methyl ester
• 53400-63-8
• C₁₂H₁₅NO₂
• .

• 8-Quinolinecarboxamide, 5,6,7,8-tetrahydro-3-methyl-
• 53400-65-0
• C₁₁H₁₄N₂O
• .

• 8-Quinolinecarbonitrile, 5,6,7,8-tetrahydro-3-methyl-
• 53400-66-1
• C₁₁H₁₂N₂
• .

• 8-(acetylamino)-8-oxooctane-1,2,3,4,5,6,7-heptayl heptaacetate (non-preferred name)
• 5345-80-2
• C₂₄H₃₃NO₁₆
• 591.5159
• .

• 8-Cyclohexadecen-1-one, (8E)-
• 5365-06-0
• C₁₆H₂₈O
• .

• 8,9-dimethyl-2H-furo[2,3-h]chromen-2-one
• 78982-41-9
• C₁₃H₁₀O₃
• 214.2167
• .

• 8-Oxabicyclo[3.2.1]oct-6-en-3-one,2,2,4,4-tetrachloro-1-[(phenylmethoxy)methyl]-
• 824424-11-5
• C₁₅H₁₂Cl₄O₃
• .

• 8-Quinolinol, 5-[(methyl-2-propynylamino)methyl]-
• 766454-72-2
• C₁₄H₁₄N₂O
• .

• 8-fluoro-3,4-dihydro-2H-chromen-4-amine
• 750571-31-4
• C₉H₁₀FNO
• 167.1802
• .

• 8-Azabicyclo[3.2.1]octane-8-carboxylic acid, 3-hydroxy-,1,1-dimethylethyl ester
• 478837-18-2
• C₁₂H₂₁NO₃
• .

• 8,9-dihydrotetraphene-8,9,10-triol
• 79146-81-9
• C₁₈H₁₄O₃
• 278.302
• .

• 8-Azabicyclo[3.2.1]octane-8-carboxylic acid, 3-(phenylmethoxy)-,1,1-dimethylethyl ester
• 827032-55-3
• C₁₉H₂₇NO₃
• .

• 8-Azabicyclo[3.2.1]octane-8-carboxylic acid, 3-(azidophenylmethoxy)-,1,1-dimethylethyl ester
• 827032-57-5
• C₁₉H₂₆N₄O₃
• .

• 8-Azabicyclo[3.2.1]octane, 8-cyclopropyl-3-(1-piperazinyl)-
• 775288-02-3
• C₁₄H₂₅N₃
• .