• 5'-Adenylic acid, 2-methyl-
• 39923-67-6
• C₁₁H₁₆N₅O₇P
• .

• 5-Undecenal, 7-methyl-9-oxo-
• 157836-01-6
• C₁₂H₂₀O₂
• .

• 5H-Tetrazol-5-one, 1,2-dihydro-2-methyl-,[[(3-nitrophenyl)azo]phenylmethylene]hydrazone
• 68905-55-5
• C₁₅H₁₃N₉O₂
• .

• 5H-Tetrazol-5-one, 1,2-dihydro-2-methyl-,[[(4-methylphenyl)azo]phenylmethylene]hydrazone
• 68905-56-6
• C₁₆H₁₆N₈
• .

• 5-Pyrimidinamine, N-(4-nitrophenyl)-
• 157911-59-6
• C₁₀H₈N₄O₂
• .

• 5H-Tetrazol-5-one, 1,2-dihydro-2-methyl-,[[(2-methylphenyl)azo]phenylmethylene]hydrazone
• 68905-57-7
• C₁₆H₁₆N₈
• .

• 5H-Tetrazol-5-one, 1,2-dihydro-2-methyl-,[[(4-hydroxyphenyl)azo]phenylmethylene]hydrazone
• 68905-58-8
• C₁₅H₁₄N₈O
• .

• 5-Pyrimidinamine, N-[4-(methylsulfonyl)phenyl]-
• 157911-62-1
• C₁₁H₁₁N₃O₂S
• .

• 5-Pyrimidinamine, N-(5-nitro-2-pyridinyl)-
• 157911-64-3
• C₉H₇N₅O₂
• .

• 5-Pyrimidinamine, N-[4-(trifluoromethyl)phenyl]-
• 157911-66-5
• C₁₁H₈F₃N₃
• .

• 5-Pyrimidinamine, N-[(4-bromophenyl)methyl]-N-(4-nitrophenyl)-
• 157911-67-6
• C₁₇H₁₃BrN₄O₂
• .

• 5-Pyrimidinamine, N-(4-nitrophenyl)-N-[(4-nitrophenyl)methyl]-
• 157911-68-7
• C₁₇H₁₃N₅O₄
• .

• 5-Pyrimidinamine, N-[(4-chlorophenyl)methyl]-N-(4-nitrophenyl)-
• 157911-69-8
• C₁₇H₁₃ClN₄O₂
• .

• 5-Pyrimidinamine, N-[(4-fluorophenyl)methyl]-N-(4-nitrophenyl)-
• 157911-70-1
• C₁₇H₁₃FN₄O₂
• .

• 5-Pyrimidinamine, N-[(4-iodophenyl)methyl]-N-(4-nitrophenyl)-
• 157911-72-3
• C₁₇H₁₃IN₄O₂
• .

• 5-hydroxy-5-(hydroxymethyl)-4-oxocyclopent-2-en-1-yl acetate
• 68907-80-2
• C₈H₁₀O₅
• 186.162
• .

• 5-Pyrimidinamine, N,N-bis(4-nitrophenyl)-
• 157911-80-3
• C₁₆H₁₁N₅O₄
• .

• 5-Pyrimidinamine, N,N-bis[4-(methylsulfonyl)phenyl]-
• 157911-85-8
• C₁₈H₁₇N₃O₄S₂
• .

• 5-Pyrimidinamine,N-[(4-bromophenyl)methyl]-N-[4-(methylsulfonyl)phenyl]-
• 157911-86-9
• C₁₈H₁₆BrN₃O₂S
• .

• 5-(chloromethyl)dihydrofuran-2(3H)-one
• 39928-72-8
• C₅H₇ClO₂
• 134.5609
• .

• 5-Pyrimidinecarboxylic acid, 2-methyl-4-[[(trifluoromethyl)sulfonyl]oxy]-,ethyl ester
• 689170-32-9
• C₉H₉F₃N₂O₅S
• .

• 5-Pyrimidinecarboxylic acid, 2-methyl-4-(4-methyl-1-piperidinyl)-, ethylester
• 689170-37-4
• C₁₄H₂₁N₃O₂
• .

• 5-Pyrimidinecarboxylic acid, 2-methyl-4-(4-methyl-1-piperidinyl)-
• 689170-45-4
• C₁₂H₁₇N₃O₂
• .

• 5-Pyrimidinecarboxylic acid,4-(4-methyl-1-piperidinyl)-2-(trifluoromethyl)-, ethyl ester
• 689170-65-8
• C₁₄H₁₈F₃N₃O₂
• .

• 5-Pyrimidinecarboxylic acid,4-(4-methyl-1-piperidinyl)-2-(trifluoromethyl)-
• 689170-69-2
• C₁₂H₁₄F₃N₃O₂
• .

• 5-Pyrimidinecarboxamide,N-[4-[formyl[2-(2-pyridinyl)ethyl]amino]phenyl]-4-(4-methyl-1-piperidinyl)-2-(trifluoromethyl)-
• 689170-73-8
• C₂₆H₂₇F₃N₆O₂
• .

• 5-Pyrimidinecarboxylic acid, 4-(4-methyl-1-piperidinyl)-2-(methylthio)-,ethyl ester
• 689170-84-1
• C₁₄H₂₁N₃O₂S
• .

• 5-Pyrimidinecarboxylic acid, 4-(4-methyl-1-piperidinyl)-2-(methylthio)-
• 689170-89-6
• C₁₂H₁₇N₃O₂S
• .

• 5-Pyrimidinecarboxamide,N-[4-[formyl[2-(2-pyridinyl)ethyl]amino]phenyl]-4-(4-methyl-1-piperidinyl)-2-(methylthio)-
• 689170-94-3
• C₂₆H₃₀N₆O₂S
• .

• 5-Pyrimidinecarboxamide,4-(4-methyl-1-piperidinyl)-2-(methylthio)-N-[4-[[2-(2-pyridinyl)ethyl]amino]phenyl]-
• 689170-99-8
• C₂₅H₃₀N₆OS
• .

• 5-amino-3-benzyl-1-tert-butyl-1H-pyrazole-4-carbonitrile
• 158001-18-4
• C₁₅H₁₈N₄
• 254.3302
• .

• 5-nitro-2-(2-oxo-2-phenylethyl)isoquinolinium
• 39954-60-4
• C₁₇H₁₃N₂O₃
• 293.2962
• .

• 5-[(3-ethylbenzoxazol-2(3H)-ylidene)ethylidene]-4-oxo-2-thioxothiazolidine-3-acetic acid, compound with piperidine (1:1)
• 68921-75-5
• C₂₁H₂₅N₃O₄S₂
• 272-957-4
• 447.5709
• .

• 5-[1-methyl-2-(3-methylthiazolidin-2-ylidene)ethylidene]-4-oxo-2-thioxothiazolidine-3-acetic acid, compound with piperidine (1:1)
• 68921-77-7
• C₁₇H₂₅N₃O₃S₃
• 272-960-0
• 415.5937
• .

• 5-benzoyl-1-ethyl-1,2-dihydro-4H-pyrazolo[3,4-b]pyridin-4-one
• 39974-80-6
• C₁₅H₁₃N₃O₂
• 267.2826
• .

• 5,7-dimethyl[1,2,4]triazolo[3,4-b][1,3]benzothiazole-3(2H)-thione
• 68925-81-5
• C₁₀H₉N₃S₂
• 235.3286
• .

• 5-{[(dimethylcarbamothioyl)sulfanyl]methyl}pyridine-2-carboxylic acid
• 39977-50-9
• C₁₀H₁₂N₂O₂S₂
• 256.3445
• .

• 5-nitro-N-(2-{(2E)-2-[(2E)-3-(5-nitrofuran-2-yl)prop-2-en-1-ylidene]hydrazinyl}-2-oxoethyl)thiophene-2-carboxamide (non-preferred name)
• 39978-27-3
• C₁₄H₁₁N₅O₇S
• 393.3314
• .

• 5-nitro-N-[(2S)-1-{(2E)-2-[(2E)-3-(5-nitrofuran-2-yl)prop-2-en-1-ylidene]hydrazinyl}-1-oxo-3-phenylpropan-2-yl]thiophene-2-carboxamide (non-preferred name)
• 39978-55-7
• C₂₁H₁₇N₅O₇S
• 483.454
• .

• 5-(dipropylamino)pentan-1-ol
• 39984-57-1
• C₁₁H₂₅NO
• 187.3223
• .

• 5-Hexen-1-ol, 4-(dimethylphenylsilyl)-
• 158069-41-1
• C₁₄H₂₂OSi
• .

• 5,9,13,17,21,25,29,33,37-Nonatriacontanonaen-1-yne,6,10,14,18,22,26,30,34,38-nonamethyl-,(5E,9E,13E,17E,21E,25E,29E,33E)-
• 400010-22-2
• C₄₈H₇₆
• .

• 5-Thiazolecarboxylic acid, 4-methyl-2-phenoxy-, ethyl ester
• 40003-12-1
• C₁₃H₁₃NO₃S
• .

• 5-Thiazolecarboxylic acid, 4-methyl-2-(phenylthio)-, ethyl ester
• 40003-15-4
• C₁₃H₁₃NO₂S₂
• .

• 5'-Adenylic acid, monohexadecyl ester
• 68942-02-9
• C₂₆H₄₆N₅O₇P
• .

• 5-ethyl-4-methyl-2-[(E)-2-(5-nitrofuran-2-yl)ethenyl]-1,3-thiazole 3-oxide
• 40019-76-9
• C₁₂H₁₂N₂O₄S
• 280.2997
• .

• 5-butyl-4-methyl-2-[(E)-2-(5-nitrofuran-2-yl)ethenyl]-1,3-thiazole 3-oxide
• 40019-77-0
• C₁₄H₁₆N₂O₄S
• 308.3528
• .

• 5-(TRIFLUOROMETHYL)BENZENE-1,3-DIBORONIC ACID 98
• 913835-35-5
• C7H7B2F3O4
• 233.7443
• .

• 5-(4-ETHOXY-PHENYLAMINO)-[1,3,4]THIADIAZOLE-2-THIOL
• 68161-60-4
• C10H11N3OS2
• 0
• .

• 5-CYCLOHEXYLAMINO-[1,3,4]THIADIAZOLE-2-THIOL
• 68161-70-6
• C8H13N3S2
• 0
• .