• 5H-pyrido[3,4-b][1,4]benzothiazine
• 261-90-5
• C₁₁H₈N₂S
• 200.2596
• .

• 5H-Benzocycloheptene
• 264-08-4
• C₁₁H₁₀
• .

• 5-methyl-4-[(E)-phenyldiazenyl]-2,4-dihydro-3H-pyrazol-3-one
• 2650-07-9
• C₁₀H₁₀N₄O
• 202.2126
• .

• 5-Hexynoic acid, 2-[[(1,1-dimethylethoxy)carbonyl]amino]-, methyl ester,(2S)-
• 266000-39-9
• C₁₂H₁₉NO₄
• .

• 5H-Thiazolo[2,3-b]quinazoline
• 270-13-3
• C₁₀H₈N₂S
• .

• 5H-Indene
• 270-52-0
• C₉H₈
• .

• 5H-Thieno[3,2-b]pyran
• 272-81-1
• C₇H₆OS
• .

• 5H-Thiazolo[3,2-c]pyrimidine
• 275-21-8
• C₆H₆N₂S
• .

• 5H-Thiazolo[3,2-a]pyrimidine
• 275-26-3
• C₆H₆N₂S
• .

• 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, 1,4-phenyleneester
• 2770-49-2
• C₂₄H₁₀O₁₀
• .

• 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-,(1-methylethylidene)di-4,1-phenylene ester
• 2770-50-5
• C₃₃H₂₀O₁₀
• .

• 5-amino-4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-5-oxopentanoic acid
• 2614-08-6
• C₁₃H₁₂N₂O₅
• 276.2448
• .

• 5H-1,4-Dithiepin
• 292-18-2
• C₅H₆S₂
• .

• 5-amino-1,1,1,2,2,3,3-heptafluoroheptan-4-ol
• 308-37-2
• C₇H₁₀F₇NO
• 257.1492
• .

• 5,7-dimethyltetrazolo[1,5-a]pyrimidine
• 3210-44-4
• C₆H₇N₅
• 149.1533
• .

• 5,6-dichloro-2-[(1E)-3-(5,6-dichloro-1,3-diethyl-1,3-dihydro-2H-benzimidazol-2-ylidene)prop-1-en-1-yl]-1,3-diethyl-1H-3,1-benzimidazol-3-ium iodide
• 47729-63-5
• C₂₅H₂₇Cl₄IN₄
• 652.2251
• .

• 5-bromo-1,1,1,2,2,3,3-heptafluoropentane
• 355-94-2
• C₅H₄BrF₇
• 276.9781
• .

• 5-chloro-2-({[2-chloro-5-(trifluoromethyl)phenyl]carbamoyl}amino)-4-(trifluoromethyl)benzenesulfonic acid
• 364-02-3
• C₁₅H₈Cl₂F₆N₂O₄S
• 497.1964
• .

• 5-fluoronorvaline
• 367-38-4
• C₅H₁₀FNO₂
• 135.1368
• .

• 5-(3-chlorophenyl)-5-ethylpyrimidine-2,4,6(1H,3H,5H)-trione
• 379-32-8
• C₁₂H₁₁ClN₂O₃
• 266.6803
• .

• 5-ethyl-5-(4-fluorophenyl)pyrimidine-2,4,6(1H,3H,5H)-trione
• 379-33-9
• C₁₂H₁₁FN₂O₃
• 250.2257
• .

• 5-fluoro-7,9-dimethylbenzo[c]acridine
• 388-45-4
• C₁₉H₁₄FN
• 275.3196
• .

• 5-Chloro-3-fluorosalicylaldehyde
• 394-96-7
• .

• 5-fluoro-2,4-dimethylaniline
• 400-02-2
• C₈H₁₀FN
• 139.1701
• .

• 5-(fluorosulfonyl)-2-hydroxybenzoic acid
• 400-96-4
• C₇H₅FO₅S
• 220.175
• .

• 5-fluoropentyl methanesulfonate
• 407-66-9
• C₆H₁₃FO₃S
• 184.229
• .

• 5-fluoropentanoic acid
• 407-75-0
• C₅H₉FO₂
• 120.1222
• .

• 5-({4-[2-(2,5-dimethylphenoxy)ethoxy]phenyl}methylidene)-2-thioxo-1,3-thiazolidin-4-one
• 4200-01-5
• C₂₀H₁₉NO₃S₂
• 385.4998
• .

• 5-hydroxy-5-methyl-5H-dibenzo[a,d][7]annulene-3-carboxylic acid
• 4260-63-3
• C₁₇H₁₄O₃
• 266.2913
• .

• 5-(4-chlorophenyl)-5-ethylpyrimidine-2,4,6(1H,3H,5H)-trione
• 427-18-9
• C₁₂H₁₁ClN₂O₃
• 266.6803
• .

• 5-{[bis(2-chloroethyl)amino]methyl}-6-methylpyrimidine-2,4(1H,3H)-dione
• 4350-21-4
• C₁₀H₁₅Cl₂N₃O₂
• 280.151
• .

• 5'-Adenylic acid, 3'-amino-3'-deoxy-
• 4360-05-8
• C₁₀H₁₅N₆O₆P
• .

• 5-{4-[(2,4-dichlorobenzyl)oxy]-3-ethoxy-5-(prop-2-en-1-yl)benzylidene}pyrimidine-2,4,6(1H,3H,5H)-trione
• 4450-36-6
• C₂₃H₂₀Cl₂N₂O₅
• 475.3213
• .

• 5-(4-chlorophenoxy)-2-({[3-(trifluoromethyl)phenyl]carbamoyl}amino)benzenesulfonic acid
• 447-96-1
• C₂₀H₁₄ClF₃N₂O₅S
• 486.8488
• .

• 5-acetyl-7-hydroxy-2-methyl-4H-chromen-4-one
• 4407-36-7
• C₁₂H₁₀O₄
• 218.2054
• .

• 5-methyl-2,3-dihydrothiophene
• 4610-02-0
• C₅H₈S
• 100.182
• .

• 5-[(diaminomethylidene)amino]-2-hydroxypentanoic acid
• 462-64-6
• C₆H₁₃N₃O₃
• 175.1857
• .

• 5,5-dimethyl-3-(2-{[3-(trifluoromethyl)phenyl]amino}ethenyl)cyclohex-2-en-1-one
• 4710-13-8
• C₁₇H₁₈F₃NO
• 309.3261
• .

• 5,6,8-trihydroxynaphthalene-1,4-dione
• 475-40-1
• C₁₀H₆O₅
• 206.1516
• .

• 5,7-dihydroxy-2-phenyl-2,3-dihydro-4H-chromen-4-one
• 68745-38-0
• C₁₅H₁₂O₄
• 256.2534
• .

• 5-benzyl-1-(3-ethoxypropyl)-1,3,5-triazinane-2-thione
• 4850-11-7
• C₁₅H₂₃N₃OS
• 293.4276
• .

• 5-(phenylamino)pyrimidine-2,4(1H,3H)-dione
• 4870-31-9
• C₁₀H₉N₃O₂
• 203.1974
• .

• 5-[(3,4-diethoxyphenyl)methylidene]-2-(4-fluorophenyl)[1,3]thiazolo[3,2-b][1,2,4]triazol-6(5H)-one
• 4880-95-9
• C₂₁H₁₈FN₃O₃S
• 411.4493
• .

• 5-methylidenecyclopenta-1,3-diene
• 497-20-1
• C₆H₆
• 78.1118
• .

• 5-methyl-2-(1-methylethenyl)hex-4-enoic acid
• 497-67-6
• C₁₀H₁₆O₂
• 168.2328
• .

• 5-chloro-3-(4-chloro-2-methylphenyl)-2-(fluoromethyl)quinazolin-4(3H)-one
• 49700-32-5
• C₁₆H₁₁Cl₂FN₂O
• 337.1757
• .

• 5,5-dimethyl-2-{[(phenylacetyl)amino]methyl}-1,3-thiazolidine-4-carboxylic acid
• 28325-47-5
• C₁₅H₂₀N₂O₃S
• 308.3959
• .

• 5-methylthiophene-2-ol
• 503-91-3
• C₅H₆OS
• 114.1655
• .

• 5-A-androstane-3-B-11-B-diol-17-one*crystalline
• 514-17-0
• C₁₉H₃₀O₃
• 306.4397
• .

• 5,11-dimethoxy-3,3-dimethyl-3H-furo[2,3-b]pyrano[3,2-f]quinoline
• 518-68-3
• C₁₈H₁₇NO₄
• 311.3319
• .