• 5,9-Dithiaspiro[3.5]nonane-2-carboxylic acid, 1-(1-pyrrolidinyl)-, methylester, trans-
• 137896-29-8
• C₁₃H₂₁NO₂S₂
• .

• 5(1H)-Acenaphthylenone, 2,2a,3,4-tetrahydro-6-methyl-,(2,4-dinitrophenyl)hydrazone
• 62677-87-6
• C₁₉H₁₈N₄O₄
• .

• 5-Octen-4-one, 6-hydroxy-, (Z)-
• 137919-72-3
• C₈H₁₄O₂
• .

• 5-Hexenoic acid, 5-bromo-2-ethenyl-3,3-dimethyl-, methyl ester
• 139930-03-3
• C₁₁H₁₇BrO₂
• .

• 5,7-dichloro-3-methyl-1-benzofuran-2-carbonitrile
• 35351-59-8
• C₁₀H₅Cl₂NO
• 226.0588
• .

• 5-ethenyl-1,2-dimethylpyridinium iodide
• 17810-46-7
• C₉H₁₂IN
• 261.1028
• .

• 5-(4-methoxyphenyl)-5-phenylimidazolidine-2,4-dione
• 17816-50-1
• C₁₆H₁₄N₂O₃
• 282.294
• .

• 5,6-dichloro-2,1,3-benzothiadiazole
• 17821-93-1
• C₆H₂Cl₂N₂S
• 205.0645
• .

• 5-Hexen-1-ol, 4-methylene-
• 17844-23-4
• C₇H₁₂O
• .

• 5-Pyrimidinecarboxylic acid, 4-[(3-methylphenyl)amino]-2,6-diphenyl-,ethyl ester
• 105849-66-9
• C₂₆H₂₃N₃O₂
• .

• 5-Pyrimidinecarboxylic acid, 4-[(4-chlorophenyl)amino]-2,6-diphenyl-,ethyl ester
• 105849-68-1
• C₂₅H₂₀ClN₃O₂
• .

• 5-Pyrimidinecarboxylic acid,4-[(4-methoxyphenyl)amino]-2,6-bis(3-methylphenyl)-, ethyl ester
• 105849-71-6
• C₂₈H₂₇N₃O₃
• .

• 5-Hexenamide, N-hydroxy-6-(2-naphthalenyl)-, (Z)-
• 105847-26-5
• C₁₆H₁₇NO₂
• .

• 5(4H)-Oxazolone,2-methyl-4-[(R)-[(5R)-4-oxo-3-phenyl-2-thioxo-5-thiazolidinyl]phenylmethyl]-, (4S)-rel-
• 645611-71-8
• C₂₀H₁₆N₂O₃S₂
• .

• 5-methyltryptophan hydrochloride (1:1)
• 64552-21-2
• C₁₂H₁₅ClN₂O₂
• 254.7127
• .

• 5-Decyne-3,4,7,8-tetrol, 3,4,7,8-tetramethyl-
• 64577-38-4
• C₁₄H₂₆O₄
• .

• 5,8-Methanocinnoline-4-carboxylic acid,1,4,4a,5,6,7,8,8a-octahydro-1-phenyl-, methyl ester
• 64577-97-5
• C₁₇H₂₀N₂O₂
• .

• 5,8-dimethoxy-1,2-dihydronaphthalene
• 55077-80-0
• C₁₂H₁₄O₂
• 190.2384
• .

• 5-[2-(dimethylamino)ethoxy]-2,3-dihydro-1H-inden-1-one
• 55079-43-1
• C₁₃H₁₇NO₂
• 219.2796
• .

• 5-[2-(azepan-1-yl)ethoxy]-2-[(1-methyl-5-nitro-1H-imidazol-2-yl)methylidene]-2,3-dihydro-1H-inden-1-one sulfate (1:1)
• 55079-70-4
• C₂₂H₂₈N₄O₈S
• 508.5447
• .

• 5H-Pyrrolo[3,4-b]pyridine-5,7(6H)-dione,6-(7,8-dihydro-7-oxo-1,8-naphthyridin-2-yl)-
• 55112-61-3
• C₁₅H₈N₄O₃
• .

• 5-Quinolinecarboxaldehyde, 8-hydroxy-, hydrochloride
• 57434-87-4
• C₁₀H₇NO₂·ClH
• .

• 5-methyl-4,7-diphenyl-1,6-dihydro-2H-pyrrolo[3,4-d]pyrimidin-2-one
• 57436-09-6
• C₁₉H₁₅N₃O
• 301.3419
• .

• 5-methyl-7-phenyl-1H-pyrrolo[3,4-d]pyrimidine-2,4(3H,6H)-dione
• 57436-22-3
• C₁₃H₁₁N₃O₂
• 241.2453
• .

• 5-methyl-2,7-diphenyl-1,6-dihydro-4H-pyrrolo[3,4-d]pyrimidin-4-one
• 57436-33-6
• C₁₉H₁₅N₃O
• 301.3419
• .

• 5-Quinoxalinamine, 6-nitro-
• 57436-91-6
• C₈H₆N₄O₂
• .

• 5-Quinoxalinamine, 2,3-dimethyl-6-nitro-
• 57436-92-7
• C₁₀H₁₀N₄O₂
• .

• 5,6-Quinoxalinediamine, 2,3-dimethyl-
• 57436-96-1
• C₁₀H₁₂N₄
• .

• 5-Thiazolecarboxylic acid,4-(chloromethyl)-2-[(3,4-dihydroxyphenyl)azo]-, methyl ester
• 57471-92-8
• C₁₂H₁₀ClN₃O₄S
• .

• 5-hydroxy-2-(4-hydroxyphenyl)-7-methoxy-4-oxo-4H-chromen-3-yl 6-deoxy-alpha-L-mannopyranoside
• 57525-01-6
• C₂₂H₂₂O₁₀
• 446.4041
• .

• 5-Pyrimidinecarboxylic acid,4-(2-chlorophenyl)-1,2,3,4-tetrahydro-6-methyl-2-thioxo-, ethyl ester
• 301359-45-5
• C₁₄H₁₅ClN₂O₂S
• .

• 5-Pyrimidinecarbonitrile,4-[(cyclopropylmethyl)propylamino]-2-[[(3-methoxyphenyl)methyl]amino]-
• 692777-76-7
• C₂₀H₂₅N₅O
• .

• 5-Isoquinolinesulfonamide,N-[2-[4-(4-fluorophenyl)-1-piperazinyl]-1-[(4-hydroxyphenyl)methyl]ethyl]-N-methyl-
• 130962-74-2
• C₂₉H₃₁FN₄O₃S
• .

• 5-Isothiazolemethanol, 3-methyl-a-phenyl-
• 17265-44-0
• C₁₁H₁₁NOS
• .

• 5-(3,4-dimethoxybenzyl)imidazolidine-2,4-dione
• 62682-18-2
• C₁₂H₁₄N₂O₄
• 250.2506
• .

• 5,5-dimethyl-2-(piperidin-2-ylidene)cyclohexane-1,3-dione
• 62686-99-1
• C₁₃H₁₉NO₂
• 221.2955
• .

• 5-Heptynoic acid, 7-iodo-, methyl ester
• 31776-12-2
• C₈H₁₁IO₂
• .

• 5H-Tetrazole-5-thione, 1,4-dihydro-1-phenyl-4-(1-piperidinylmethyl)-
• 16618-41-0
• C₁₃H₁₇N₅S
• .

• 5,5-bis(4-chlorophenyl)-3-methylimidazolidine-2,4-dione
• 62031-94-1
• C₁₆H₁₂Cl₂N₂O₂
• 335.1847
• .

• 5,5-bis[4-(trifluoromethyl)phenyl]imidazolidine-2,4-dione
• 62031-95-2
• C₁₇H₁₀F₆N₂O₂
• 388.2639
• .

• 5-Benzofuranol, 2-[2-(4-chlorophenyl)ethyl]-2,3-dihydro-
• 138853-86-8
• C₁₆H₁₅ClO₂
• .

• 5H-1,4-Benzodiazepin-5-one,2-[[2-[3,4-bis(phenylmethoxy)phenyl]ethyl]amino]-7-chloro-3,4-dihydro-4-methyl-, monohydrochloride
• 62436-18-4
• C₃₂H₃₀ClN₃O₃·ClH
• .

• 5-Hexyn-1-ol, 6-(trimethylsilyl)-
• 103437-52-1
• C₉H₁₈OSi
• .

• 5-Quinolinepropanoic acid,a-[[(4-chlorophenyl)methyl]amino]-1,2-dihydro-2-oxo-,monohydrochloride
• 104898-50-2
• C₁₉H₁₇ClN₂O₃·ClH
• .

• 5-Octenamide, N-[(4-hydroxy-3-methoxyphenyl)methyl]-7-methyl-
• 62356-06-3
• C₁₇H₂₅NO₃
• .

• 5-Octenoic acid, 7-methyl-
• 62356-04-1
• C₉H₁₆O₂
• .

• 5-methyl-7-phenyl-1,6-dihydro-4H-pyrrolo[3,4-d]pyrimidin-4-one
• 57436-31-4
• C₁₃H₁₁N₃O
• 225.2459
• .

• 5-methyl-1-(1-methylethyl)-4,7-diphenyl-1,6-dihydro-2H-pyrrolo[3,4-d]pyrimidin-2-one
• 57436-15-4
• C₂₂H₂₁N₃O
• 343.4216
• .

• 5-Quinoxalinamine, 6-nitro-2,3-diphenyl-
• 57436-93-8
• C₂₀H₁₄N₄O₂
• .

• 5'-O-[4-(fluorosulfonyl)benzoyl](8-~14~C)adenosine
• 57454-45-2
• C₁₆¹⁴CH₁₆FN₅O₇S
• 455.3942
• .