• 5H-1,3,4-Thiadiazolo[3,2-a][1,3,5]triazine-5-thione,6-(2-chlorophenyl)-2-(2,4-dichlorophenyl)-6,7-dihydro-7-phenyl-
• 139172-46-6
• C₂₂H₁₃Cl₃N₄S₂
• .

• 5H-1,3,4-Thiadiazolo[3,2-a][1,3,5]triazine-5-thione,2-(2,4-dichlorophenyl)-6,7-dihydro-6-(4-methoxyphenyl)-7-phenyl-
• 139172-54-6
• C₂₃H₁₆Cl₂N₄OS₂
• .

• 5H-1,3,4-Oxadiazolo[3,2-a][1,3,5]triazine-5-thione,2-(2,4-dichlorophenyl)-6,7-dihydro-6-(4-methylphenyl)-7-phenyl-
• 139172-40-0
• C₂₃H₁₆Cl₂N₄OS
• .

• 5H-1,3,4-Oxadiazolo[3,2-a][1,3,5]triazine-5-thione,2-(2,4-dichlorophenyl)-6,7-dihydro-6,7-diphenyl-
• 139172-31-9
• C₂₂H₁₄Cl₂N₄OS
• .

• 5H-1,3,4-Thiadiazolo[3,2-a][1,3,5]triazine-5-thione,2-(2,4-dichlorophenyl)-6,7-dihydro-6-(2-methylphenyl)-7-phenyl-
• 139172-51-3
• C₂₃H₁₆Cl₂N₄S₂
• .

• 5-[bis(2-hydroxyethyl)amino]benzene-1,3-diol
• 54845-06-6
• C₁₀H₁₅NO₄
• 213.2304
• .

• 5-[bis(2-chloroethyl)amino]benzene-1,3-diyl dicarbamate
• 54845-15-7
• C₁₂H₁₅Cl₂N₃O₄
• 336.1712
• .

• 5H-1,4-Benzodiazepin-5-one,2-(dimethylamino)-7-fluoro-3,4-dihydro-4-methyl-
• 548487-68-9
• C₁₂H₁₄FN₃O
• .

• 5,6-dimethyl-2-(methylsulfanyl)pyrimidin-4(1H)-one
• 54855-79-7
• C₇H₁₀N₂OS
• 170.2321
• .

• 5-Decyn-2-one
• 34879-41-9
• C₁₀H₁₆O
• .

• 5-Heptenamide, 2-ethylidene-6-methyl-N,N-bis(1-methylethyl)-, (E)-
• 104642-92-4
• C₁₆H₂₉NO
• .

• 5-Heptynoic acid, 7-[1-butyl-4-(hydroxymethyl)-2-oxo-3-pyrrolidinyl]-,methyl ester, trans-
• 62311-04-0
• C₁₇H₂₇NO₄
• .

• 5'-Uridylic acid, 2'-deoxy-2',2'-difluoro-
• 139729-89-8
• C₉H₁₁F₂N₂O₈P
• .

• 5'-Thymidylic acid, 2',3'-didehydro-3'-deoxy-,bis[1-[4-(acetyloxy)phenyl]-3-ethoxy-3-oxopropyl] ester
• 139729-71-8
• C₃₆H₄₁N₂O₁₅P
• .

• 5-Hexadecenoic acid, 2-methoxy-, (Z)-
• 139742-37-3
• C₁₇H₃₂O₃
• .

• 5'-Thymidylic acid, 3'-azido-3'-deoxy-,bis[1-[4-(acetyloxy)phenyl]-3-ethoxy-3-oxopropyl] ester
• 139729-64-9
• C₃₆H₄₂N₅O₁₅P
• .

• 5'-Thymidylic acid, 3'-azido-3'-deoxy-,bis[1-[4-(acetyloxy)-3-methoxyphenyl]-3-oxobutyl] ester
• 139729-70-7
• C₃₆H₄₂N₅O₁₅P
• .

• 5-Isoxazolecarboxylic acid, 3-(2,6-dichlorophenyl)-4,5-dihydro-,2-propynyl ester
• 140946-62-9
• C₁₃H₉Cl₂NO₃
• .

• 5-Pyrimidinol, 2,4-bis[[4-(1,1-dimethylethyl)phenyl]amino]-6-methyl-,dihydrochloride
• 141025-17-4
• C₂₅H₃₂N₄O·2ClH
• .

• 5-Hepten-2-one, 6-methyl-1-(phenylsulfinyl)-
• 137380-53-1
• C₁₄H₁₈O₂S
• .

• 5(4H)-Isoxazolone,3-cyclohexyl-4-[[4-(didodecylamino)-2-methylphenyl]methylene]-
• 137566-24-6
• C₄₁H₆₈N₂O₂
• .

• 5,7,12,14,19-Pentaoxa-6,13-distannaheptacosa-2,9,16-trienoic acid,6,6,13,13-tetrabutyl-4,8,11,15,18-pentaoxo-, octyl ester, (Z,Z,Z)-
• 61670-42-6
• C₄₄H₇₆O₁₂Sn₂
• .

• 5-Heptynoic acid,7-[4-(5-ethoxy-4,4-dimethyl-3-oxo-1-pentenyl)-2-oxo-1-pyrrolidinyl]-,methyl ester, (E)-
• 64356-12-3
• C₂₁H₃₁NO₅
• .

• 5-[(2,4-dichlorophenoxy)methyl]-N-phenyl-1,3,4-oxadiazol-2-amine
• 54872-74-1
• C₁₅H₁₁Cl₂N₃O₂
• 336.1727
• .

• 5-Heptenoic acid,7-[4-(3-cyclohexyl-3-hydroxy-1-propenyl)-2-oxo-1-pyrrolidinyl]-, methylester
• 64356-13-4
• C₂₁H₃₃NO₄
• .

• 5-oxopentane-1,2-diyl diacetate
• 34862-06-1
• C₉H₁₄O₅
• 202.2045
• .

• 5-Pyrimidinecarboxylic acid, 1,2,3,4-tetrahydro-2-oxo-4,6-diphenyl-,ethyl ester
• 34906-28-0
• C₁₉H₁₈N₂O₃
• .

• 5-amino-2-(2-deoxypentofuranosyl)-1,2,4-triazin-3(2H)-one
• 50-92-0
• C₈H₁₂N₄O₄
• 228.2053
• .

• 5-(chloromethyl)-3-(5-nitrofuran-2-yl)-1,2,4-oxadiazole
• 59-38-1
• C₇H₄ClN₃O₄
• 229.5774
• .

• 5-(difluoromethyl)pyrimidine-2,4(1H,3H)-dione
• 670-19-9
• C₅H₄F₂N₂O₂
• 162.0943
• .

• 5-beta-pregnane-3-beta,20-beta-diol
• 80-89-7
• .

• 5-chloro-4-methoxy-6-methyl-5,6,7,8-tetrahydro[1,3]dioxolo[4,5-g]isoquinoline
• 82-53-1
• C₁₂H₁₄ClNO₃
• 255.6975
• .

• 5-Pyrimidinecarboxylic acid, 4-amino-2-methyl-, hydrazide
• 87-15-0
• C₆H₉N₅O
• .

• 5-(chloromethyl)bicyclo[2.2.1]hept-2-ene
• 95-09-0
• C₈H₁₁Cl
• 142.6259
• .

• 5-fluoro-1-{5-O-[hydroxy(phosphonooxy)phosphoryl]pentofuranosyl}pyrimidine-2,4(1H,3H)-dione
• 980-18-7
• C₉H₁₃FN₂O₁₂P₂
• 422.1516
• .

• 5'-Adenylic acid, monosodium salt
• 132-00-3
• C₁₀H₁₄N₅O₇P·Na
• .

• 5-methyl-4-nitro-o-anisidine
• 134-19-0
• C₈H₁₀N₂O₃
• 205-131-9
• 182.1766
• .

• 5-ethyl-5-phenylbarbituric acid, compound with 1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one
• 13900-05-5
• C₂₃H₂₄N₄O₄
• 237-670-0
• 420.4611
• .

• 5H-Benzo[a]phenoxazin-5-one, 9,10-dimethyl-
• 1430-65-5
• C₁₈H₁₃NO₂
• .

• 5-[hydroxy(phenyl)pyridin-2-ylmethyl]-2-methyl-8-[phenyl(pyridin-2-yl)methylidene]-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione
• 1740-11-0
• C₃₄H₂₇N₃O₃
• 525.5965
• .

• 5,10-dihydrophenazine-1,4-dione
• 1790-81-4
• C₁₂H₈N₂O₂
• 212.2041
• .

• 5-chloro-6-hydroxy-2-propylpyrimidin-4(3H)-one
• 1850-96-0
• C₇H₉ClN₂O₂
• 188.6116
• .

• 5,6-didehydrosparteine
• 2130-67-8
• C₁₅H₂₄N₂
• 232.3645
• .

• 5-nitro-1-beta-D-ribofuranuronosylpyrimidine-2,4(1H,3H)-dione
• 2140-26-3
• C₉H₉N₃O₉
• 303.18246
• .

• 5H-[1]Benzopyrano[3,4-c]pyridine
• 229-99-2
• C₁₂H₉NO
• .

• 5H-pyrrolo[3,2-c:4,5-c']dipyridine
• 244-78-0
• C₁₀H₇N₃
• 169.1827
• .

• 5H-[1,2,4]triazino[5,6-b]indole
• 245-12-5
• C₉H₆N₄
• 170.1707
• .

• 5-Hepten-2-one, 3,3,6-trimethyl-
• 2550-19-8
• C₁₀H₁₈O
• .

• 5-Hexen-2-one, 3-methyl-
• 2550-22-3
• C₇H₁₂O
• .

• 5H-chromeno[2,3-b]pyridine
• 261-27-8
• C₁₂H₉NO
• 183.206
• .