• 5-ethyl-3,7,8,10-tetramethyl-2,4-dioxo-3,4,5,10-tetrahydrobenzo[g]pteridin-1(2H)-yl
• 35835-01-9
• C₁₆H₁₉N₄O₂
• 299.3477
• .

• 5-Hexenoic acid, 3-[(4-methylphenyl)sulfonyl]-
• 143766-53-4
• C₁₃H₁₆O₄S
• .

• 5H-1,3-Dioxolo[4,5-b]carbazole-7-carboxylic acid, 6,7,8,9-tetrahydro-
• 35853-95-3
• C₁₄H₁₃NO₄
• .

• 5,14-dihydronaphtho[2,3-b]phenazine-7,8,11,12-tetrone
• 65869-70-7
• C₂₀H₁₀N₂O₄
• 342.3044
• .

• 5-(pyridin-2-ylmethyl)pyrimidine-2,4-diamine
• 65873-50-9
• C₁₀H₁₁N₅
• 201.2278
• .

• 5-[(1-oxidopyridin-3-yl)methyl]pyrimidine-2,4-diamine
• 65873-74-7
• C₁₀H₁₁N₅O
• 217.2272
• .

• 5-methoxy-2-{[2-(4-phenylpiperazin-1-yl)ethyl]amino}benzamide
• 65883-75-2
• C₂₀H₂₆N₄O₂
• 354.446
• .

• 5-nitro-2-{[2-(4-phenylpiperazin-1-yl)ethyl]amino}benzamide
• 65883-77-4
• C₁₉H₂₃N₅O₃
• 369.4176
• .

• 5-ethoxy-2-{[2-(4-phenylpiperazin-1-yl)ethyl]amino}benzamide
• 65883-86-5
• C₂₁H₂₈N₄O₂
• 368.4726
• .

• 5-Pyrimidinecarboxylic acid,6-(acetyloxy)-5-fluorohexahydro-2,4-dioxo-, methyl ester
• 65906-09-4
• C₈H₉FN₂O₆
• .

• 5,7-dimethyl[1,3,4]thiadiazolo[3,2-a]pyrimidin-4-ium perchlorate
• 35892-59-2
• C₇H₈ClN₃O₄S
• 265.6741
• .

• 5'α(S)-sec-butyl-9,10α-dihydro-12'-hydroxy-2'-isopropylergotaman-3',6',18-trione monomethanesulphonate
• 65914-79-6
• C₃₃H₄₇N₅O₈S
• 265-975-9
• 673.82
• .

• 5-Thiazolecarboxylic acid, 4-methyl-2-[3-(trifluoromethyl)phenyl]-, ethylester
• 144061-14-3
• C₁₄H₁₂F₃NO₂S
• .

• 5-(1,3-benzodioxol-5-yl)-1-(piperidin-1-yl)pent-2-en-1-one
• 65937-41-9
• C₁₇H₂₁NO₃
• 287.3535
• .

• 5H-1,4-Dithiino[2,3-c]pyrrole-5,7(6H)-dione, 2,3-dihydro-2-phenyl-
• 35919-88-1
• C₁₂H₉NO₂S₂
• .

• 5-methylpyridine-2-sulfonamide
• 65938-77-4
• C₆H₈N₂O₂S
• 172.2049
• .

• 5'-Adenylic acid, 8-(1-hydroxy-1-methylethyl)-
• 35927-35-6
• C₁₃H₂₀N₅O₈P
• .

• 5,7-Methanoquinoline, 5,6,7,8-tetrahydro-6,6-dimethyl-2-(2-pyridinyl)-,(5R,7R)-
• 144176-22-7
• C₁₇H₁₈N₂
• .

• 5,6-Isobenzofurandicarbonitrile, 1,3-dihydro-1-oxo-
• 65975-31-7
• C₁₀H₄N₂O₂
• .

• 5'-azido-2',5'-dideoxyuridine
• 35959-37-6
• C₉H₁₁N₅O₄
• 253.2147
• .

• 5-Nitro-2-[3-[4-[3-(6-oxo-6H-imidazo[4,5,1-de]acridin-5-ylamino)propyl]piperazin-1-yl]propyl]benzo[de]isoquinoline-1,3(2H)-dione
• 359630-61-8
• C₃₆H₃₃N₇O₅
• 643.70831
• .

• 5-amino-N'-(benzyloxy)-1-pentofuranosyl-1H-imidazole-4-carboximidamide
• 35966-87-1
• C₁₆H₂₁N₅O₅
• 363.3684
• .

• 5-amino-N'-(benzyloxy)-1-pentofuranosyl-1H-pyrazole-4-carboximidamide
• 35966-93-9
• C₁₆H₂₁N₅O₅
• 363.3684
• .

• 5-amino-1-cyclopentyl-N'-hydroxy-1H-imidazole-4-carboximidamide
• 35966-98-4
• C₉H₁₅N₅O
• 209.2483
• .

• 5(4H)-Isoxazolone,4-[(1-methyl-4(1H)-pyridinylidene)ethylidene]-3-phenyl-
• 66037-52-3
• C₁₇H₁₄N₂O₂
• .

• 5-Quinolinesulfonic acid, 8-hydroxy-, compd. with 4,4'-bipyridine (2:3),pentahydrate
• 660400-15-7
• C₁₀H₈N₂·2/₃C₉H₇NO₄S·5/<
• .

• 5-(furan-3-yl)-1a,5a-dimethylhexahydrobisoxireno[d,f]isochromen-3(2aH)-one
• 35986-57-3
• C₁₅H₁₆O₅
• 276.2845
• .

• 5-oxo-6,7,8,9,10,11-hexahydrocycloocta[b]quinoxalin-5-ium-12(5H)-olate
• 36003-05-1
• C₁₄H₁₆N₂O₂
• 244.289
• .

• 5H-Tetrazolo[5,1-a]isoindole, 5-(4-chlorophenyl)-5-(phenylmethyl)-
• 36033-90-6
• C₂₁H₁₅ClN₄
• .

• 5H-Tetrazolo[5,1-a]isoindole, 5-(4-chlorophenyl)-5-(2-propenyl)-
• 36033-94-0
• C₁₇H₁₃ClN₄
• .

• 5H-Tetrazolo[5,1-a]isoindole, 5-(4-chlorophenyl)-5-(2-propynyl)-
• 36033-97-3
• C₁₇H₁₁ClN₄
• .

• 5,5-dibromo-1-[(4-methylphenyl)sulfonyl]-2,3,4,5-tetrahydro-1-benzazocin-6(1H)-one
• 36036-87-0
• C₁₈H₁₇Br₂NO₃S
• 487.2055
• .

• 5H-Tetrazolo[5,1-a]isoindole, 5-(4-chlorophenyl)-5-(1-methylethyl)-
• 36037-77-1
• C₁₇H₁₅ClN₄
• .

• 5-amino-3-bromo-2-hydroxycyclohepta-2,4,6-trien-1-one
• 36039-42-6
• C₇H₆BrNO₂
• 216.032
• .

• 5-ethyl-5-hexyl-1-methylpyrimidine-2,4,6(1H,3H,5H)-trione
• 36045-96-2
• C₁₃H₂₂N₂O₃
• 254.3254
• .

• 5,5-dimethyl-3-phenylcyclohex-2-en-1-one
• 36047-17-3
• C₁₄H₁₆O
• 200.2762
• .

• 5H-[1,2,4]triazino[5,6-b]indol-3-amine
• 36047-75-3
• C₉H₇N₅
• 185.1854
• .

• 5-methyl-4-nitrothiophene-2-carboxylic acid
• 36050-35-8
• C₆H₅NO₄S
• 187.1732
• .

• 5-Pyrimidinecarboxylic acid, 2-[(cyanomethyl)thio]-1,4-dihydro-4-oxo-,ethyl ester
• 660850-27-1
• C₉H₉N₃O₃S
• .

• 5-Pyrimidinecarboxylic acid,1,6-dihydro-6-oxo-1-(phenylmethyl)-2-[(phenylmethyl)thio]-, ethyl ester
• 660850-28-2
• C₂₁H₂₀N₂O₃S
• .

• 5H-Thiazolo[3,2-a]pyrimidine-6-carboxylic acid, 2,3-dihydro-3,5-dioxo-,ethyl ester
• 660850-29-3
• C₉H₈N₂O₄S
• .

• 5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)heptan-3-one
• 36062-05-2
• C₂₁H₂₆O₆
• 374.4275
• .

• 5,8-dimethyl-2,3-dihydro-1,4-ethanoquinoxaline
• 66102-37-2
• C₁₂H₁₆N₂
• 188.2688
• .

• 5'-O-{[({3-[4-(bromoacetyl)pyridinium-1-yl]propoxy}phosphinato)oxy](hydroxy)phosphoryl}adenosine
• 36097-68-4
• C₂₀H₂₅BrN₆O₁₁P₂
• 667.2976
• .

• 5-{[4-(4-methylphenyl)piperazin-1-yl]methyl}-4,5-dihydro-1,3-oxazol-2-amine
• 144881-37-8
• C₁₅H₂₂N₄O
• 274.3614
• .

• 5-(benzyloxy)-1,3-benzodioxole
• 66177-24-0
• C₁₄H₁₂O₃
• 228.2433
• .

• 5-chloro-7-[[4-[ethyl(2-hydroxyethyl)amino]-2-benzyl]azo]-1,3-dimethyl-1H-benzimidazolium chloride
• 36116-31-1
• C₂₀H₂₅Cl₂N₅O
• 252-872-9
• 422.3514
• .

• 5-[3-(4-chloro-2-cyclohexylphenoxy)propoxy]-6-methylpyrimidine-2,4-diamine hydrochloride
• 66204-49-7
• C₂₀H₂₈Cl₂N₄O₂
• 427.3679
• .

• 5-amino-N'-(benzyloxy)-1-pentofuranosyl-1H-1,2,3-triazole-4-carboximidamide
• 36125-58-3
• C₁₅H₂₀N₆O₅
• 364.3565
• .

• 5-Pyrimidinecarbonyl chloride, 4-chloro-2-phenyl-
• 66206-81-3
• C₁₁H₆Cl₂N₂O
• .