• 5(4H)-Thiazolone, 2-(2,4-dichlorophenyl)-4-(2-pyridinylmethylene)-
• 139330-66-8
• C₁₅H₈Cl₂N₂OS
• .

• 5(4H)-Thiazolone, 4-methyl-2-(4-pyridinyl)-
• 139330-31-7
• C₉H₈N₂OS
• .

• 5(4H)-Thiazolone, 4-(phenylimino)-2-[3-[3-(trimethylsilyl)propyl]phenyl]-
• 139330-51-1
• C₂₁H₂₄N₂OSSi
• .

• 5(4H)-Oxazolone, 4,4-dimethyl-2-[2-(trimethylsilyl)ethyl]-
• 139330-43-1
• C₁₀H₁₉NO₂Si
• .

• 5(4H)-Thiazolone,2-[2-(methyldiphenylsilyl)ethyl]-4-(2-pyridinylmethylene)-
• 139330-57-7
• C₂₄H₂₂N₂OSSi
• .

• 5(4H)-Thiazolone, 2-(5-nitro-2-furanyl)-4-(phenylimino)-
• 139330-64-6
• C₁₃H₇N₃O₄S
• .

• 5(4H)-Oxazolone,4-(1,3-benzodioxol-5-ylmethylene)-2-[2-(methyldiphenylsilyl)ethyl]-
• 139330-55-5
• C₂₆H₂₃NO₄Si
• .

• 5(4H)-Thiazolone, 4-(2-thienyl)-2-[2-(trimethylsilyl)ethyl]-
• 139330-69-1
• C₁₂H₁₇NOS₂Si
• .

• 5-Decanaminium, N,N,N-trimethyl-
• 62065-01-4
• C₁₃H₃₀N
• .

• 5-Cyclodecen-1-ol, 7-methylene-4-(1-methylethyl)-
• 105897-92-5
• C₁₄H₂₄O
• .

• 5-Benzofurancarboxaldehyde,3-[(dimethylamino)methylene]-2,3-dihydro-2-oxo-, (E)-
• 105899-69-2
• C₁₂H₁₁NO₃
• .

• 5,7-Dioxa-6-phospha-8-stannadodecane, 6-butoxy-8,8-dibutyl-, 6-oxide
• 29105-78-0
• C₂₀H₄₅O₄PSn
• .

• 5-amino-3-phenyl-1,2,3-oxadiazol-3-ium chloride
• 1008-78-2
• C₈H₈ClN₃O
• 197.6216
• .

• 5-Tetradecanol, 4-chloro-4-[(4-methylphenyl)sulfinyl]-
• 138042-54-3
• C₂₁H₃₅ClO₂S
• .

• 5-Tetradecanol, 4-bromo-4-[(4-methylphenyl)sulfinyl]-
• 138042-58-7
• C₂₁H₃₅BrO₂S
• .

• 5-Tetradecanone, 4-bromo-
• 138042-78-1
• C₁₄H₂₇BrO
• .

• 5-phenyl-1,3-dihydro-2H-thieno[2,3-e][1,4]diazepin-2-one
• 30199-04-3
• C₁₃H₁₀N₂OS
• 242.2963
• .

• 5-[(5-chloro-2,4-dimethoxyphenyl)hydrazono]-1,3-dimethylpyrimidine-2,4,6(1H,3H,5H)-trione
• 30201-55-9
• C₁₄H₁₅ClN₄O₅
• 354.7457
• .

• 5-acetyl-5-methyl-2-phenyl-1,3-oxazol-4(5H)-one
• 18354-41-1
• C₁₂H₁₁NO₃
• 217.2206
• .

• 5-acetyl-2-(4-methoxyphenyl)-5-methyl-1,3-oxazol-4(5H)-one
• 18354-43-3
• C₁₃H₁₃NO₄
• 247.2466
• .

• 5-Heptyn-1-amine, 7-(trimethylsilyl)-
• 141245-17-2
• C₁₀H₂₁NSi
• .

• 5H-Pyrido[4,3-b]indole-3-carboxylic acid, 5-methyl-4-phenyl-, ethylester
• 372954-76-2
• C₂₁H₁₈N₂O₂
• .

• 5(2H)-Pyrimidinone, 4,6-dimethyl-2-thioxo-,5-[[4-[(4-nitrophenyl)thio]phenyl]hydrazone]
• 139334-92-2
• C₁₈H₁₅N₅O₂S₂
• .

• 5-(4-chlorobenzyl)-2-[(2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl)amino]pyrimidin-4(3H)-one
• 63204-14-8
• C₁₈H₂₀ClN₅OS
• 389.9023
• .

• 5-(4-methylbenzyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one
• 63204-30-8
• C₁₂H₁₂N₂OS
• 232.3015
• .

• 5-(4-chlorobenzyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one
• 63204-27-3
• C₁₁H₉ClN₂OS
• 252.72
• .

• 5-Benzofuranmethanol, 2,3-dihydro-a-[1-[(4-phenylbutyl)amino]ethyl]-
• 63997-11-5
• C₂₁H₂₇NO₂
• .

• 5H-1,3,4-Thiadiazolo[3,2-a]pyrimidin-5-one,6,7-dihydro-7-(4-methoxyphenyl)-6,6-diphenyl-
• 54079-79-7
• C₂₄H₁₉N₃O₂S
• .

• 5-Heptenoic acid,7-[2-(3-hydroxy-4,4-dimethyl-1-octenyl)-5-oxo-1-pyrrolidinyl]-, ethyl ester
• 62401-01-8
• C₂₃H₃₉NO₄
• .

• 5-Heptenoic acid,7-[2-(5-ethoxy-3-hydroxy-4,4-dimethyl-1-pentenyl)-5-oxo-1-pyrrolidinyl]-
• 62401-05-2
• C₂₀H₃₃NO₅
• .

• 5-Heptenoic acid, 7-[2-(3-hydroxy-1-octenyl)-5-oxo-1-pyrrolidinyl]-,1-methylethyl ester
• 62401-06-3
• C₂₂H₃₇NO₄
• .

• 5-Heptenoic acid,7-[2-oxo-5-[[(tetrahydro-2H-pyran-2-yl)oxy]methyl]-1-pyrrolidinyl]-, methylester
• 62401-13-2
• C₁₈H₂₉NO₅
• .

• 5-Heptenoic acid, 7-[2-(hydroxymethyl)-5-oxo-1-pyrrolidinyl]-, methylester, (E)-
• 62401-17-6
• C₁₃H₂₁NO₄
• .

• 5-Heptenoic acid, 7-[2-(hydroxymethyl)-5-oxo-1-pyrrolidinyl]-, (Z)-
• 62401-21-2
• C₁₂H₁₉NO₄
• .

• 5-Heptenoic acid, 7-[2-oxo-5-(3-oxo-1-octenyl)-1-pyrrolidinyl]-, methylester, (E,E)-
• 62401-23-4
• C₂₀H₃₁NO₄
• .

• 5-Heptenoic acid,7-[2-[4-(4-chlorophenoxy)-4-methyl-3-oxo-1-pentenyl]-5-oxo-1-pyrrolidinyl]-, methyl ester, (E,Z)-
• 62401-27-8
• C₂₄H₃₀ClNO₅
• .

• 5-Heptenoic acid,7-[2-oxo-5-[3-oxo-4-(3-thienyloxy)-1-butenyl]-1-pyrrolidinyl]-, methylester, (E,Z)-
• 62401-28-9
• C₂₀H₂₅NO₅S
• .

• 5-Heptenoic acid,7-[2-oxo-5-(3-oxo-5-phenyl-1-pentenyl)-1-pyrrolidinyl]-, methyl ester,(E,Z)-
• 62401-31-4
• C₂₃H₂₉NO₄
• .

• 5-Tetradecanone, 4-chloro-4-[(4-chlorophenyl)sulfinyl]-
• 138042-66-7
• C₂₀H₃₀Cl₂O₂S
• .

• 5-Pyrimidinecarboxylic acid,4-amino-1,2-dihydro-6-methyl-2-oxo-1-phenyl-, ethyl ester
• 332399-94-7
• C₁₄H₁₅N₃O₃
• .

• 5-Hepten-1-amine, 6-methyl-
• 61755-54-2
• C₈H₁₇N
• .

• 5,7-Tridecadiene, 6-butyl-9-ethyl-7-propyl-, (E,E)-
• 183577-97-1
• C₂₂H₄₂
• .

• 5-(3-methoxybenzyl)-2-[(2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl)amino]pyrimidin-4(3H)-one dihydrochloride
• 63204-20-6
• C₁₉H₂₅Cl₂N₅O₂S
• 458.4051
• .

• 5H-[1]Benzopyrano[4,3-c]pyridin-10-ol,8-(1,2-dimethylheptyl)-5,5-dimethyl-
• 55477-04-8
• C₂₃H₃₁NO₂
• .

• 5H-[1]Benzopyrano[4,3-c]pyridine,8-[4-(4-fluorophenyl)-1-methylbutyl]-10-methoxy-5,5-dimethyl-
• 55477-14-0
• C₂₆H₂₈FNO₂
• .

• 5H-[1]Benzopyrano[4,3-c]pyridine,8-(1,2-dimethylheptyl)-5,5-dimethyl-10-(2-propynyloxy)-
• 55477-15-1
• C₂₆H₃₃NO₂
• .

• 5-fluoro-1-(2,3,5-tri-O-acetylpentofuranosyl)pyrimidine-2,4(1H,3H)-dione
• 55474-11-8
• C₁₅H₁₇FN₂O₉
• 388.3019
• .

• 5-[bis(2-hydroxyethyl)amino]pyrimidine-2,4(1H,3H)-dione
• 55476-37-4
• C₈H₁₃N₃O₄
• 215.2065
• .

• 5H-[1]Benzopyrano[4,3-c]pyridin-10-ol,8-(1,2-dimethylheptyl)-5,5-dimethyl-, acetate (ester)
• 55477-06-0
• C₂₅H₃₃NO₃
• .

• 5-(4,5-dihydro-1H-imidazol-2-yl)-7-pentofuranosyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
• 55470-40-1
• C₁₄H₁₈N₆O₄
• 334.3305
• .