• 5,8-Decadienoic acid, 8-(1-hydroxyethyl)-10,10-dimethoxy-, methylester, (E,Z)-
• 89845-10-3
• C₁₅H₂₆O₅
• .

• 5-Undecenoic acid, 8-(2,2-dimethoxyethylidene)-9,11-dioxo-, methylester, (E,Z)-
• 89845-11-4
• C₁₆H₂₄O₆
• .

• 5,10-Undecadienoic acid,11-(benzoyloxy)-8-(2,2-dimethoxyethylidene)-9-oxo-, methyl ester,(E,E,Z)-
• 89845-12-5
• C₂₃H₂₈O₇
• .

• 5-Undecen-10-ynoic acid, 8-(2,2-dimethoxyethylidene)-9-hydroxy-,methyl ester, (E,Z)-
• 89845-13-6
• C₁₆H₂₄O₅
• .

• 5-Undecen-10-ynoic acid, 8-(2,2-dimethoxyethylidene)-9-oxo-, methylester, (E,Z)-
• 89845-14-7
• C₁₆H₂₂O₅
• .

• 5-Hepten-2-one, 6-methyl-, oxime, (Z)-
• 89849-44-5
• C₈H₁₅NO
• .

• 5-Hepten-2-one, 6-chloro-, oxime, (E,Z)-
• 89849-45-6
• C₇H₁₂ClNO
• .

• 5-Hepten-2-one, 6-chloro-, oxime, (Z,Z)-
• 89849-46-7
• C₇H₁₂ClNO
• .

• 5-Hepten-2-one, 6-chloro-, oxime, (E,E)-
• 89849-47-8
• C₇H₁₂ClNO
• .

• 5-Hepten-2-one, 6-chloro-, oxime, (Z,E)-
• 89849-48-9
• C₇H₁₂ClNO
• .

• 5-Hexen-2-one, 6-chloro-, oxime, (E,Z)-
• 89849-49-0
• C₆H₁₀ClNO
• .

• 5-Hexen-2-one, 6-chloro-, oxime, (Z,Z)-
• 89849-50-3
• C₆H₁₀ClNO
• .

• 5-Hexen-2-one, 6-chloro-, oxime, (E,E)-
• 89849-51-4
• C₆H₁₀ClNO
• .

• 5-Hexen-2-one, 6-chloro-, oxime, (Z,E)-
• 89849-52-5
• C₆H₁₀ClNO
• .

• 5-Hexen-2-one, 6-phenyl-, oxime, (E,E)-
• 89849-53-6
• C₁₂H₁₅NO
• .

• 5-Hexen-2-one, 6-phenyl-, oxime, (Z,E)-
• 89849-54-7
• C₁₂H₁₅NO
• .

• 5-Hexen-2-one, 3-methyl-6-phenyl-, oxime, (Z,E)-
• 89849-55-8
• C₁₃H₁₇NO
• .

• 5-Hexen-2-one, 3-methyl-6-phenyl-, oxime, (E,E)-
• 89849-56-9
• C₁₃H₁₇NO
• .

• 5-Hepten-2-one, 3-(2-methoxyethyl)-6-methyl-, oxime
• 89849-60-5
• C₁₁H₂₁NO₂
• .

• 5-Heptenoic acid, 3-[1-(hydroxyimino)ethyl]-6-methyl-, ethyl ester
• 89849-61-6
• C₁₂H₂₁NO₃
• .

• 5-Hexynoic acid, 6-(3-methoxyphenyl)-, methyl ester
• 898556-51-9
• C₁₄H₁₆O₃
• .

• 5-Isobenzofurancarbonitrile, 1-bromo-1,3-dihydro-3-oxo-
• 89877-63-4
• C₉H₄BrNO₂
• .

• 5-Isobenzofurancarbonitrile,1-(5-fluoro-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-1,3-dihydro-3-oxo-
• 89877-64-5
• C₁₃H₆FN₃O₄
• .

• 5-[(2,2-dimethylhydrazino)methylidene]-2-thioxodihydropyrimidine-4,6(1H,5H)-dione
• 89897-44-9
• C₇H₁₀N₄O₂S
• 214.2449
• .

• 5-hydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-4-oxo-4H-chromen-7-yl 2-O-(6-deoxy-alpha-L-mannopyranosyl)-alpha-D-galactopyranosiduronic acid
• 89915-54-8
• C₂₉H₃₂O₁₇
• 652.5542
• .

• 5,7,12-Trioxa-6-stannatriaconta-2,9-dienoic acid,6,6-dimethyl-4,8,11-trioxo-, octadecyl ester, (Z,Z)-
• 89930-84-7
• C₄₆H₈₄O₈Sn
• .

• 5,7,12-Trioxa-6-stannatriaconta-2,9-dienoic acid,6-[[4-(octadecyloxy)-1,4-dioxo-2-butenyl]oxy]-6-octyl-4,8,11-trioxo-,octadecyl ester, (Z,Z,Z)-
• 89930-86-9
• C₇₄H₁₃₄O₁₂Sn
• .

• 5-hydroxy-2-methylpyridine-3,4-dicarboxylic acid
• 89942-78-9
• C₈H₇NO₅
• 197.1449
• .

• 5-(2-hydroxyethyl)-2-(methylsulfanyl)pyrimidin-4(3H)-one
• 89943-45-3
• C₇H₁₀N₂O₂S
• 186.2315
• .

• 5-(dimethylamino)-1,6-dimethyl-3-phenyl-2,3-dihydropyrimidin-4(1H)-one
• 89966-56-3
• C₁₄H₁₉N₃O
• 245.3202
• .

• 5,6,8-trihydroxy-2-phenyl-4H-chromen-4-one
• 89971-00-6
• C₁₅H₁₀O₅
• 270.2369
• .

• 5H-Indeno[1,2-b]pyridine, 5,5-dibromo-
• 89971-93-7
• C₁₂H₇Br₂N
• .

• 5H-Indeno[1,2-b]pyridine, 5-(4-morpholinyl)-
• 89971-94-8
• C₁₆H₁₆N₂O
• .

• 5H-Indeno[1,2-b]pyridin-5-amine, N-(2-chloroethyl)-N-methyl-
• 89971-98-2
• C₁₅H₁₅ClN₂
• .

• 5H-Indeno[1,2-b]pyridin-5-amine, N-phenyl-
• 89971-99-3
• C₁₈H₁₄N₂
• .

• 5H-[1,3,4]Oxadiazolo[3,2-a]quinoline,3a-(1,1-dimethylethyl)-3a,4,6,7,8,9-hexahydro-2,5-diphenyl-
• 89972-49-6
• C₂₆H₃₀N₂O
• .

• 5-(2-bromoprop-2-en-1-yl)-5-methylpyrimidine-2,4,6(1H,3H,5H)-trione
• 89980-82-5
• C₈H₉BrN₂O₃
• 261.0727
• .

• 5-Pyrimidinecarboximidic acid, 2-(4-methoxyphenyl)-4-(phenylamino)-,hydrazide
• 89983-83-5
• C₁₈H₁₈N₆O
• .

• 5H-Benzo[a]phenoxazin-5-one, 6-cyclopropyl-
• 89984-88-3
• C₁₉H₁₃NO₂
• .

• 5H-Benzo[a]phenoxazin-5-one, 6-cyclohexyl-
• 89984-89-4
• C₂₂H₁₉NO₂
• .

• 5-Pyrimidinecarboxylic acid,5-fluoro-4-[[(2-furanylmethylene)amino]oxy]hexahydro-2,6-dioxo-, ethylester
• 89989-76-4
• C₁₂H₁₂FN₃O₆
• .

• 5-Pyrimidinecarboxylic acid,4-(acetyloxy)-5-fluorohexahydro-2,6-dioxo-, 2-methylpropyl ester
• 89989-78-6
• C₁₁H₁₅FN₂O₆
• .

• 5-Pyrimidinecarboxylic acid,5-fluoro-4-[[(2-furanylmethylene)amino]oxy]hexahydro-2,6-dioxo-,2-methylpropyl ester
• 89989-79-7
• C₁₄H₁₆FN₃O₆
• .

• 5-Pyrimidinecarboxylic acid,5-fluoro-4-[(2-furanylmethylene)oxidoamino]hexahydro-2,6-dioxo-,2-methylpropyl ester
• 89989-80-0
• C₁₄H₁₆FN₃O₆
• .

• 5-Pyrimidinecarboxylic acid,5-fluoro-4-[(2-furanylmethylene)oxidoamino]hexahydro-2,6-dioxo-, ethylester
• 89989-81-1
• C₁₂H₁₂FN₃O₆
• .

• 5-Pyrimidinecarboxylic acid,5-fluoro-4-[[(2-furanylmethylene)amino]oxy]hexahydro-2,6-dioxo-,1-methylethyl ester
• 89989-82-2
• C₁₃H₁₄FN₃O₆
• .

• 5H-Pyrido[3,2-b]pyrrolizin-5-one
• 89991-18-4
• C₁₀H₆N₂O
• .

• 5H-Pyrido[3,2-b]pyrrolizin-5-one, hydrazone
• 89991-19-5
• C₁₀H₈N₄
• .

• 5H-Pyrido[3,2-b]pyrrolizin-5-ol
• 89991-20-8
• C₁₀H₈N₂O
• .

• 5H-Pyrido[3,2-b]pyrrolizine
• 89991-21-9
• C₁₀H₈N₂
• .