• 5-Pyrimidinecarboxylic acid,5-fluorohexahydro-4-[(1H-inden-1-ylideneamino)oxy]-2,6-dioxo-, ethylester
• 71433-19-7
• C₁₆H₁₄FN₃O₅
• .

• 5-Pyrimidinecarboxylic acid,5-fluorohexahydro-2,4-dioxo-6-[[[1-(2-pyridinyl)ethylidene]amino]oxy]-,ethyl ester
• 71433-20-0
• C₁₄H₁₅FN₄O₅
• .

• 5-Thiazolecarboxamide,N-[2-(dimethylamino)ethyl]-N-methyl-4-(3-nitrophenyl)-2-phenyl-
• 170876-41-2
• C₂₁H₂₂N₄O₃S
• .

• 5,6,9,10-tetrahydro-5,10-methanobenzo[8]annulene
• 42919-37-9
• C₁₃H₁₄
• 170.2503
• .

• 5,6,7,10-tetrahydro-5,10-methanobenzo[8]annulene
• 42919-38-0
• C₁₃H₁₄
• 170.2503
• .

• 5'-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(4-chlorophenyl)thymidylyl-(3'→5')-2'-deoxy-N-(2-methyl-1-oxopropyl)guanosine 3'-benzoate
• 71459-58-0
• C₅₈H₅₇ClN₇O₁₅P
• 275-467-9
• .

• 5-bromo-2-(2-{[2-(diethylamino)ethyl]amino}-2-oxoethoxy)benzoic acid
• 42973-09-1
• C₁₅H₂₁BrN₂O₄
• 373.2422
• .

• 5(or 6)-(2,2-dimethoxyethoxy)-3a,4,5,6,7,7a-hexahydro-4,7-methano-1H-indene
• 71477-75-3
• C₁₅H₂₆O₃
• 275-512-2
• 254.3651
• .

• 5H-Indolizino[8,7-b]indole-3-carboxaldehyde, 6,11-dihydro-
• 171082-29-4
• C₁₅H₁₂N₂O
• .

• 5,7,12,14-Pentacenetetrone, 1,8-dinitro-
• 42986-59-4
• C₂₂H₈N₂O₈
• .

• 5H-Indeno[1,2-b]pyridine, 5-(5H-indeno[1,2-b]pyridin-5-ylidene)-
• 71483-76-6
• C₂₄H₁₄N₂
• .

• 5-Nonanone,3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-7-hydroxy-2,4,6,8-tetramethyl-,(3R,4S,6R,7R)-
• 171230-24-3
• C₁₉H₄₀O₃Si
• .

• 5-Isoxazolediazonium, 3,4-dimethyl-, chloride
• 71511-78-9
• C₅H₆N₃O·Cl
• .

• 5(4H)-Isoxazolone, 4-[(2,4-dichlorophenyl)azo]-3,4-dimethyl-
• 71511-79-0
• C₁₁H₉Cl₂N₃O₂
• .

• 5(4H)-Isoxazolone, 4-[(3,5-dichlorophenyl)azo]-3,4-dimethyl-
• 71511-80-3
• C₁₁H₉Cl₂N₃O₂
• .

• 5(4H)-Isoxazolone, 3,4-dimethyl-4-[(2,3,4-trichlorophenyl)azo]-
• 71511-81-4
• C₁₁H₈Cl₃N₃O₂
• .

• 5(4H)-Isoxazolone, 3,4-dimethyl-4-[(2,3,5-trichlorophenyl)azo]-
• 71511-82-5
• C₁₁H₈Cl₃N₃O₂
• .

• 5(4H)-Isoxazolone, 3,4-dimethyl-4-(3-pyridinylazo)-
• 71511-84-7
• C₁₀H₁₀N₄O₂
• .

• 5-Isoxazolamine, 3,4-dimethyl-, mono(trifluoroacetate)
• 71511-86-9
• C₅H₈N₂O·C₂HF₃O₂
• .

• 5-Hexen-2-one, 3-(phenylsulfonyl)-
• 71512-26-0
• C₁₂H₁₄O₃S
• .

• 5-Hexenoic acid, 3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, ethyl ester,(3R)-
• 430434-51-8
• C₁₄H₂₈O₃Si
• .

• 5-{[(2E)-5-(3-butyl-3-methyloxiran-2-yl)-3-methylpent-2-en-1-yl]oxy}-2-ethylpyridine
• 71524-13-5
• C₂₀H₃₁NO₂
• 317.4656
• .

• 5-ethyl-2-[2-(piperidin-1-yl)ethyl]pyridine
• 43058-52-2
• C₁₄H₂₂N₂
• 218.3379
• .

• 5,11-Octadecadienoic acid, (5Z,11Z)-
• 71541-85-0
• C₁₈H₃₂O₂
• .

• 5-hydroxy-4-oxo-1,4-dihydropyridine-2-carboxylic acid
• 43077-77-6
• C₆H₅NO₄
• 155.1082
• .

• 5-fluoro-1-methyl-1H-indazol-3-amine
• 171809-12-4
• C₈H₈FN₃
• 165.1676
• .

• 5,7-dichloro-4-hydroxyquinoline-3-carbonitrile
• 171850-32-1
• C₁₀H₄Cl₂N₂O
• 239.0576
• .

• 5-(acetyloxy)-1-benzofuran-4-carboxylic acid
• 71590-86-8
• C₁₁H₈O₅
• 220.1782
• .

• 5-(acetyloxy)-2-methyl-1-benzofuran-4-carboxylic acid
• 71590-87-9
• C₁₂H₁₀O₅
• 234.2048
• .

• 5-(acetyloxy)-2,3-dimethyl-1-benzofuran-6-carboxylic acid
• 71590-89-1
• C₁₃H₁₂O₅
• 248.2314
• .

• 5,7-Methanoquinoline,5,6,7,8-tetrahydro-6,6-dimethyl-8-propyl-2-(2-pyridinyl)-, (5R,7R,8S)-
• 172031-78-6
• C₂₀H₂₄N₂
• .

• 5,7-Methanoquinoline, 2-(2-furanyl)-5,6,7,8-tetrahydro-6,6-dimethyl-,(5R,7R)-
• 172031-87-7
• C₁₆H₁₇NO
• .

• 5H-1,3,4-Thiadiazolo[3,2-a]pyrimidine-2,5(3H)-dione, 7-methyl-,2-(phenylhydrazone)
• 172218-22-3
• C₁₂H₁₁N₅OS
• .

• 5H-1,3,4-Thiadiazolo[3,2-a]pyrimidin-5-one, 7-methyl-2-(phenylazo)-
• 172218-23-4
• C₁₂H₉N₅OS
• .

• 5H-1,3,4-Thiadiazolo[3,2-a]pyrimidin-5-one,2-[(4-bromophenyl)azo]-7-methyl-
• 172218-24-5
• C₁₂H₈BrN₅OS
• .

• 5H-1,3,4-Thiadiazolo[3,2-a]pyrimidin-5-one,6-bromo-2-[(4-bromophenyl)azo]-7-methyl-
• 172218-25-6
• C₁₂H₇Br₂N₅OS
• .

• 5-ethyl-1-[(2-hydroxyethoxy)methyl]-6-[(3-methylphenyl)selanyl]-2-thioxo-2,3-dihydropyrimidin-4(1H)-one
• 172255-78-6
• C₁₆H₂₀N₂O₃SSe
• 399.3666
• .

• 5-ethyl-1-[(2-hydroxyethoxy)methyl]-6-[(3-methylphenyl)selanyl]pyrimidine-2,4(1H,3H)-dione
• 172255-84-4
• C₁₆H₂₀N₂O₄Se
• 383.301
• .

• 5-bromo-1,2,4-thiadiazole
• 43201-13-4
• C₂HBrN₂S
• 165.0117
• .

• 5-Benzofurancarboxylic acid,2,3-dihydro-3-oxo-2-[(2,3,4-trimethoxyphenyl)methylene]-
• 71619-96-0
• C₁₉H₁₆O₇
• .

• 5-Benzofurancarboxylic acid,2-[(2-ethoxy-5-methoxyphenyl)methylene]-2,3-dihydro-3-oxo-
• 71619-97-1
• C₁₉H₁₆O₆
• .

• 5-Benzofurancarboxylic acid,2-[(2,5-dimethoxyphenyl)methylene]-2,3-dihydro-3-oxo-
• 71619-98-2
• C₁₈H₁₄O₆
• .

• 5-Benzofurancarboxylic acid,2,3-dihydro-3-oxo-2-[(3,4,5-trimethoxyphenyl)methylene]-
• 71619-99-3
• C₁₉H₁₆O₇
• .

• 5-Benzofurancarboxylic acid,2,3-dihydro-3-oxo-2-[(2-propoxyphenyl)methylene]-
• 71620-11-6
• C₁₉H₁₆O₅
• .

• 5-Benzofurancarboxylic acid,2-[(2-ethoxyphenyl)methylene]-2,3-dihydro-3-oxo-
• 71620-12-7
• C₁₈H₁₄O₅
• .

• 5-Benzofurancarboxylic acid,2-[(2-butoxyphenyl)methylene]-2,3-dihydro-3-oxo-
• 71620-13-8
• C₂₀H₁₈O₅
• .

• 5-Benzofurancarboxylic acid,2-[(2,3-dimethoxyphenyl)methylene]-2,3-dihydro-3-oxo-
• 71620-14-9
• C₁₈H₁₄O₆
• .

• 5-Benzofurancarboxylic acid,2-[(2,4-dimethoxyphenyl)methylene]-2,3-dihydro-3-oxo-
• 71620-15-0
• C₁₈H₁₄O₆
• .

• 5-Benzofurancarboxylic acid,2-[(3,5-dimethoxyphenyl)methylene]-2,3-dihydro-3-oxo-
• 71620-16-1
• C₁₈H₁₄O₆
• .

• 5-Benzofurancarboxylic acid,2-[(3,4-dimethoxyphenyl)methylene]-2,3-dihydro-3-oxo-
• 71620-17-2
• C₁₈H₁₄O₆
• .