• 5'-Adenylic acid, N-benzoyl-, 2',3'-dibenzoate, compd. with pyridine(1:1)
• 64481-98-7
• C₃₁H₂₆N₅O₁₀P·C₅H₅N
• .

• 5-Pyrimidinecarboxaldehyde,4-(ethylphenylamino)-1,2,3,6-tetrahydro-1-methyl-2,6-dioxo-
• 61696-23-9
• C₁₄H₁₅N₃O₃
• .

• 5H-Pyrido[3,2-b]indol-2-ol, 4-methyl-, acetate (ester)
• 61698-42-8
• C₁₄H₁₂N₂O₂
• .

• 5-Hepten-2-one, 1-diazo-6-methyl-1-(phenylsulfonyl)-
• 61698-56-4
• C₁₄H₁₆N₂O₃S
• .

• 5-Pyrimidinecarboxaldehyde,4-[ethyl(4-methylphenyl)amino]-1,2,3,6-tetrahydro-1-methyl-2,6-dioxo-
• 61696-26-2
• C₁₅H₁₇N₃O₃
• .

• 5-Heptynamide, N-phenyl-
• 640237-48-5
• C₁₃H₁₅NO
• .

• 5,6-dimethylidenebicyclo[2.2.1]hept-2-en-7-one
• 57297-57-1
• C₉H₈O
• 132.1592
• .

• 5-Pyrimidinecarboxamide,N-hydroxy-2-[[[1-(2-naphthalenylsulfonyl)-3-piperidinyl]methyl]amino]-
• 604810-81-3
• C₂₁H₂₃N₅O₄S
• .

• 5,11-dimethyl-6H-pyrido[4,3-b]carbazole 2,3-dihydroxybutanedioate (salt)
• 55042-50-7
• C₂₁H₂₀N₂O₆
• 396.3933
• .

• 5-(2-hydroxypropyl)-5-prop-2-en-1-yl-2-thioxodihydropyrimidine-4,6(1H,5H)-dione
• 35242-58-1
• C₁₀H₁₄N₂O₃S
• 242.2948
• .

• 5H-1,3,4-Thiadiazolo[3,2-a][1,3,5]triazine-5,7(6H)-dione,6-(3,5-dichlorophenyl)-2-(trifluoromethyl)-
• 64484-47-5
• C₁₁H₃Cl₂F₃N₄O₂S
• .

• 5-Nonene-1,3-diyne, (Z)-
• 64484-71-5
• C₉H₁₀
• .

• 5-Nonene-1,3-diyne, (E)-
• 64484-72-6
• C₉H₁₀
• .

• 5H-Naphtho[1,2-b]pyran-5-one,6-[(4-bromophenyl)imino]-2,3,4,6-tetrahydro-2,2-dimethyl-, (6Z)-
• 644945-04-0
• C₂₁H₁₈BrNO₂
• .

• 5-Heptenoic acid,7-[(1R,2R,3S,5S)-2-amino-6,6-dimethylbicyclo[3.1.1]hept-3-yl]-, methylester, (5Z)-
• 197069-37-7
• C₁₇H₂₉NO₂
• .

• 5-Hepten-2-ol, 2-methyl-6-(4-methylphenyl)-
• 33446-29-6
• C₁₅H₂₂O
• .

• 5-Thiazolecarboxylic acid,3-butyl-2,3-dihydro-4-methyl-2-[(3-phenyl-2-quinoxalinyl)hydrazono]-,ethyl ester
• 195825-29-7
• C₂₅H₂₇N₅O₂S
• .

• 5H-1,4-Diazepin-5-one, hexahydro-4-methyl-1-phenyl-
• 253135-75-0
• C₁₂H₁₆N₂O
• .

• 5-Pyrimidinecarboxylic acid, 2-methyl-4-[1-(phenylhydrazono)ethyl]-,ethyl ester
• 62327-89-3
• C₁₆H₁₈N₄O₂
• .

• 5-Pyrimidinecarboxylic acid,1,2,3,4-tetrahydro-6-methyl-4-(4-methylphenyl)-2-thioxo-, methyl ester
• 134074-41-2
• C₁₄H₁₆N₂O₂S
• .

• 5(2H)-Isoxazolone, 2,4-diphenyl-
• 17229-74-2
• C₁₅H₁₁NO₂
• .

• 5-Hexen-2-one, 1-diazo-1-(phenylsulfonyl)-
• 61698-55-3
• C₁₂H₁₂N₂O₃S
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[2-(acetyloxy)ethyl]-8-oxo-7-[(2-thienylacetyl)amino]-, trans-
• 61700-24-1
• C₁₇H₁₈N₂O₆S₂
• .

• 5-chloro-4-hydroxy-3-methoxy-2-nitrobenzaldehyde
• 63055-06-1
• C₈H₆ClNO₅
• 231.5899
• .

• 5,9-Methanopyrrolo[3,4-h][3]benzazepin-1(2H)-one,3,5,6,7,8,9-hexahydro-
• 328055-78-3
• C₁₃H₁₄N₂O
• .

• 5-ethenyl-1,6-dimethyl-9,10-dihydrophenanthrene-2,7-diyl diacetate
• 62023-91-0
• C₂₂H₂₂O₄
• 350.4077
• .

• 5-Isothiazolecarboxamide, 3-[(phenylsulfonyl)oxy]-
• 62020-64-8
• C₁₀H₈N₂O₄S₂
• .

• 5,9-Methanopyrrolo[3,4-h][3]benzazepin-1(2H)-one,3,5,6,7,8,9-hexahydro-2-methyl-
• 328055-77-2
• C₁₄H₁₆N₂O
• .

• 5-ethyl-5-phenoxypyrimidine-2,4,6(1H,3H,5H)-trione
• 57353-53-4
• C₁₂H₁₂N₂O₄
• 248.2347
• .

• 5,5-difluoro-6-hydroxydihydropyrimidine-2,4(1H,3H)-dione
• 55052-50-1
• C₄H₄F₂N₂O₃
• 166.083
• .

• 5-Hexenamide, 3-ethyl-3-hydroxy-N,N,2-trimethyl-, (2R,3R)-rel-
• 371161-98-7
• C₁₁H₂₁NO₂
• .

• 5,8-Isoquinolinedione,2-acetyl-1,2,3,4-tetrahydro-1-(hydroxymethyl)-6-methoxy-3,7-dimethyl-
• 139232-61-4
• C₁₅H₁₉NO₅
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,2,3,4,6-tetrahydro-3-hydroxy-2,2,6-trimethyl-4-(2-oxo-1-pyrrolidinyl)-,trans-
• 139232-84-1
• C₁₉H₂₂N₂O₄
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,3-(acetyloxy)-2,3,4,6-tetrahydro-2,2-dimethyl-4-(2-oxo-1-pyrrolidinyl)-6-(phenylmethyl)-, trans-
• 139232-92-1
• C₂₇H₂₈N₂O₅
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,3-bromo-2,3,4,6-tetrahydro-4-hydroxy-2,2-dimethyl-6-(phenylmethyl)-,trans-
• 139232-94-3
• C₂₁H₂₀BrNO₃
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,2,6-dihydro-6-[(4-methoxyphenyl)methyl]-2,2-dimethyl-
• 139232-96-5
• C₂₂H₂₁NO₃
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,6-(cyclohexylmethyl)-2,3,4,6-tetrahydro-3-hydroxy-2,2-dimethyl-4-(2-oxo-1-pyrrolidinyl)-, trans-
• 139232-86-3
• C₂₅H₃₂N₂O₄
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,4-amino-2,3,4,6-tetrahydro-3-hydroxy-2,2-dimethyl-6-(phenylmethyl)-,trans-
• 139232-95-4
• C₂₁H₂₂N₂O₃
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,2,3,4,6-tetrahydro-3-hydroxy-6-[(4-methoxyphenyl)methyl]-2,2-dimethyl-4-(2-oxo-1-pyrrolidinyl)-, trans-
• 139232-82-9
• C₂₆H₂₈N₂O₅
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,4-amino-2,3,4,6-tetrahydro-3-hydroxy-6-[(4-methoxyphenyl)methyl]-2,2-dimethyl-, trans-
• 139232-98-7
• C₂₂H₂₄N₂O₄
• .

• 5H-Pyrano[3,2-c]quinolin-5-one,2,3,4,6-tetrahydro-3-hydroxy-2,2-dimethyl-4-(2-oxo-1-pyrrolidinyl)-,trans-
• 139232-83-0
• C₁₈H₂₀N₂O₄
• .

• 5-Hexen-2-one,6-[(3Z)-3-(chloromethylene)-2,3-dihydro-1-benzoxepin-7-yl]-, (5E)-
• 497960-95-9
• C₁₇H₁₇ClO₂
• .

• 5,10-Undecadien-2-one, 9-chloro-6,10-dimethyl-, (Z)-
• 139903-20-1
• C₁₃H₂₁ClO
• .

• 5(2H)-Isoxazolone, 3-amino-4-(4-methyl-2-nitrophenyl)-
• 160292-74-0
• C₁₀H₉N₃O₄
• .

• 5H-Cyclohepta[c]pyridin-3-amine, 6,7,8,9-tetrahydro-1-methyl-
• 61704-71-0
• C₁₁H₁₆N₂
• .

• 5-ethenyl-2-methylpyridinium chloride
• 17754-47-1
• C₈H₁₀ClN
• 155.6247
• .

• 5-Hexenal, 4-methylene-
• 17844-21-2
• C₇H₁₀O
• .

• 5'-Thymidylic acid, 3'-azido-3'-deoxy-, compd. withN,N-diethylethanamine (1:2)
• 137837-90-2
• C₁₀H₁₄N₅O₇P·2C₆H₁₅N
• .

• 5,10,15,20,25,30-Hexaazatetratriacont-17-ene-1,34-diamine,N,N'-diethyl-17-[(ethylamino)methyl]-, (17Z)-
• 573670-32-3
• C₃₅H₇₉N₉
• .

• 5,10,15,20,25,30,35,40-Octaazatetratetracont-22-ene-1,44-diamine,N,N'-diethyl-22-[(ethylamino)methyl]-, (22Z)-
• 573670-33-4
• C₄₃H₉₇N₁₁
• .