• 5-Hexenoic acid, 2-hydroxy-5-methyl-4-methylene-, 1-methylethyl ester
• 253778-30-2
• C₁₁H₁₈O₃
• .

• 5-Pyrimidinecarboxylic acid,1,2,3,4-tetrahydro-6-methyl-2-oxo-4-(2-phenylethenyl)-, ethyl ester
• 123629-39-0
• C₁₆H₁₈N₂O₃
• .

• 5-Pyrimidinecarboxylic acid,4-(2-furanyl)-1,2,3,4-tetrahydro-6-methyl-2-oxo-, ethyl ester
• 123629-40-3
• C₁₂H₁₄N₂O₄
• .

• 5-Pyrimidinecarboxylic acid,1,2,3,4-tetrahydro-4-(4-hydroxyphenyl)-6-methyl-2-oxo-, ethyl ester
• 123629-41-4
• C₁₄H₁₆N₂O₄
• .

• 5-Pyrimidinecarboxylic acid,1,2,3,4-tetrahydro-4-(4-hydroxy-3-methoxyphenyl)-6-methyl-2-oxo-, ethylester
• 123629-42-5
• C₁₅H₁₈N₂O₅
• .

• 5-Pyrimidinecarboxylic acid,4-(4-bromophenyl)-1,2,3,4-tetrahydro-6-methyl-2-oxo-, ethyl ester
• 123629-43-6
• C₁₄H₁₅BrN₂O₃
• .

• 5-Pyrimidinecarboxylic acid,4-(2-furanyl)-1,2,3,4-tetrahydro-6-methyl-2-thioxo-, ethyl ester
• 123629-45-8
• C₁₂H₁₄N₂O₃S
• .

• 5-Pyrimidinecarboxylic acid,4-(4-bromophenyl)-1,2,3,4-tetrahydro-6-methyl-2-thioxo-, ethyl ester
• 123629-46-9
• C₁₄H₁₅BrN₂O₂S
• .

• 5-Pyrimidinecarboxylic acid,1,2,3,4-tetrahydro-6-methyl-4-(3-pyridinyl)-2-thioxo-, ethyl ester
• 123629-47-0
• C₁₃H₁₅N₃O₂S
• .

• 5-methoxyflavanone
• 55947-36-9
• C₁₆H₁₄O₃
• 254.2806
• .

• 5,5,7a,7b,12,12,15b-heptamethyl-5,5a,6,7,7a,7b,8,9,10,11,12,13,13a,13b,14,15,15a,15b-octadecahydro-3H-13,9a-(epoxymethano)chryseno[2,1-c]oxepin-3-one
• 124044-04-8
• C₃₀H₄₆O₃
• 454.6844
• .

• 5H-Cyclohepta[b]pyridine, 6,7,8,9-tetrahydro-2-methyl-
• 25536-16-7
• C₁₁H₁₅N
• .

• 5-(p-tolyl)-2H-pyrazol-3-ol
• 124083-42-7
• C₁₀H₁₀N₂O
• 174.1992
• .

• 5-(4-methoxyphenyl)-1,2-dihydro-3H-pyrazol-3-one
• 124083-43-8
• C₁₀H₁₀N₂O₂
• 190.1986
• .

• 5-Hexenoic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-
• 124099-19-0
• C₁₁H₁₉NO₄
• .

• 5-Isoxazolemethanol, 4,5-dihydro-3-phenyl-, (S)-
• 124154-34-3
• C₁₀H₁₁NO₂
• .

• 5,5'-Spirobi[5H-benzo[b]phosphindolium],3,3',7,7'-tetrakis(dimethylamino)-, iodide
• 25576-15-2
• C₃₂H₃₆N₄P·I
• .

• 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-(methoxymethyl)-8-oxo-7-[(phenylacetyl)amino]-,(4-methoxyphenyl)methyl ester, (6R,7R)-
• 124329-31-3
• C₂₅H₂₆N₂O₆S
• .

• 5,10,15,20-Tetraoxatetracosane-1,24-diol
• 61136-08-1
• C₂₀H₄₂O₆
• .

• 5,10,15,20-Tetraoxatetracosane-1,24-diol,bis(4-methylbenzenesulfonate)
• 61136-09-2
• C₃₄H₅₄O₁₀S₂
• .

• 5-Octen-3-ol, 2,2-dimethyl-, (5E)-
• 255914-59-1
• C₁₀H₂₀O
• .

• 5H-Thieno[2,3-c]thiopyran-3-carboxamide,2-amino-5,7-bis(4-chlorophenyl)-4,7-dihydro-
• 25594-87-0
• C₂₀H₁₆Cl₂N₂OS₂
• .

• 5'-Adenylic acid, N-[(2E)-4-hydroxy-3-methyl-2-butenyl]-
• 25615-16-1
• C₁₅H₂₂N₅O₈P
• .

• 5-(2,4-dichloro-6-fluorophenoxy)-2-nitrophenol
• 61147-99-7
• C₁₂H₆Cl₂FNO₄
• 318.0847
• .

• 5(4H)-Isoxazolone, 3-methyl-4-phenyl-
• 25632-68-2
• C₁₀H₉NO₂
• .

• 5-(4-chlorophenyl)-3-(pyrrolidin-1-ylmethyl)dihydrofuran-2(3H)-one (2E)-but-2-enedioate
• 124500-20-5
• C₁₉H₂₂ClNO₆
• 395.8341
• .

• 5-(4-chlorophenyl)-3-(piperidin-1-ylmethyl)dihydrofuran-2(3H)-one (2E)-but-2-enedioate
• 124500-21-6
• C₂₀H₂₄ClNO₆
• 409.8607
• .

• 5-(4-chlorophenyl)-3-(morpholin-4-ylmethyl)dihydrofuran-2(3H)-one (2E)-but-2-enedioate
• 124500-22-7
• C₁₉H₂₂ClNO₇
• 411.8335
• .

• 5-(4-chlorophenyl)-3-[(diethylamino)methyl]dihydrofuran-2(3H)-one (2E)-but-2-enedioate
• 124519-11-5
• C₁₉H₂₄ClNO₆
• 397.85
• .

• 5,7-Dimethoxy-3-(4-methoxyphenyl)-1-[2-(1H-tetrazol-5-yl)ethyl]quinolin-2(1H)-one
• 256424-07-4
• C₂₁H₂₁N₅O₄
• 407.43262
• .

• 5,9-Undecadienoic acid, 6,10-dimethyl-, methyl ester, (E)-
• 25644-70-6
• C₁₄H₂₄O₂
• .

• 5,9-Undecadienoic acid, 6,10-dimethyl-, methyl ester, (Z)-
• 25644-71-7
• C₁₄H₂₄O₂
• .

• 5-Hexyn-3-ol, 2-methyl-, (3R)-
• 124563-29-7
• C₇H₁₂O
• .

• 5-Hexen-2-one, 1,1,1-trichloro-
• 124604-24-6
• C₆H₇Cl₃O
• .

• 5-Undecanol, (R)-
• 124702-95-0
• C₁₁H₂₄O
• .

• 5-Pyrimidinecarboxylic acid,4-(3,4-difluorophenyl)-1,2,3,4-tetrahydro-2-oxo-, methyl ester
• 256951-87-8
• C₁₂H₁₀F₂N₂O₃
• .

• 5-hydroxy-6-(1-naphthylazo)naphthalene-1-sulfonic acid
• 25705-31-1
• C₂₀H₁₄N₂O₄S
• 378.4
• .

• 5H-Tetrazolo[1,5-a]azepine, 6,6-dichloro-6,7,8,9-tetrahydro-
• 25717-84-4
• C₆H₈Cl₂N₄
• .

• 5-Quinoxalinamine,2-[[(4-chlorophenyl)azo]methylene]-1,2-dihydro-1,3-dimethyl-
• 61149-77-7
• C₁₇H₁₆ClN₅
• .

• 5-oxo-1-(2-sulfophenyl)-4-(2-sulfophenyl)azo-4H-pyrazole-3-carboxylic acid
• 25739-64-4
• C₁₆H₁₂N₄O₉S₂
• 468.42
• .

• 5-oxo-4-phenylazo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylic acid
• 25739-68-8
• C₁₆H₁₂N₄O₆S
• 388.35
• .

• 5-(acetyloxy)-7,8-dimethyl-8-(2,3,3a,6a-tetrahydrofuro[2,3-b]furan-2-yl)hexahydro-2H-spiro[2,4a-(epoxymethano)naphthalene-3,2'-oxiran]-9-yl 2-methylpropanoate
• 124901-81-1
• C₂₆H₃₆O₈
• 476.5592
• .

• 5-(2-chloro-4-nitro-phenyl)azo-6-hydroxy-1,4-dimethyl-2-oxo-pyridine-3-carbonitrile
• 25857-08-3
• C₁₄H₁₀ClN₅O₄
• 347.71
• .

• 5(4H)-Oxazolone, 2,2'-(1,4-butanediyl)bis[4,4-dimethyl-
• 61165-93-3
• C₁₄H₂₀N₂O₄
• .

• 5(4H)-Oxazolone, 2,2'-(1,3-phenylene)bis[4,4-dimethyl-
• 61165-95-5
• C₁₆H₁₆N₂O₄
• .

• 5-(2-bromo-4,5-dimethoxybenzyl)-5,6,7,8-tetrahydro[1,3]dioxolo[4,5-g]isoquinoline
• 25888-41-9
• C₁₉H₂₀BrNO₄
• 406.2704
• .

• 5H-Cyclohepta[d]pyridazine,4a,6,7,8,9,9a-hexahydro-4a-(4-morpholinyl)-1,4-diphenyl-
• 125284-00-6
• C₂₅H₂₉N₃O
• .

• 5-chloro-N-(1H-imidazol-2-yl)-2,1,3-benzothiadiazol-4-amine
• 125292-34-4
• C₉H₆ClN₅S
• 251.6954
• .

• 5-Hexen-1-ol, 4-methyl-
• 25906-56-3
• C₇H₁₄O
• .

• 5,6,7,8,9,9-hexachloro-1,2,3,4,4a,5,8,8a-octahydro-1,4-epoxy-5,8-methanonaphthalene
• 61167-23-5
• C₁₁H₈Cl₆O
• 368.8986
• .