CAS number index

CAS numbers starting with 51, page 30

3,648 chemicals have a CAS number that starts with 51. They are listed in CAS order.

Showing 2,901 to 3,000 of 3,648 chemicals

CAS numberChemical nameFormulaMol. weight

518008-30-5N-(1,3-Dioxoisoindolin-5-yl)-2-(phenylthio)acetamideC₁₆H₁₂N₂O₃S312.35
518008-35-0N-(2-Methoxy-5-{[(4-methoxyphenyl)acetyl]amino}phenyl)-2-furamideC₂₁H₂₀N₂O₅380.40
518008-43-0Methyl (4-{[(2-bromophenyl)carbonyl]amino}phenyl)acetateC₁₆H₁₄BrNO₃348.20
518008-48-5Methyl [4-({[1,3-dioxo-2-(tetrahydrofuran-2-ylmethyl)-2,3-dihydro-1H-isoindol-5-yl]carbonyl}amino)phenyl]acetateC₂₃H₂₂N₂O₆422.44
518008-63-42-(4-Butan-2-ylphenoxy)-N-(1,3-dioxoisoindol-5-yl)acetamideC₂₀H₂₀N₂O₄352.39
518008-71-4N-[4-[(3-Hydroxyphenyl)carbamoyl]phenyl]thiophene-2-carboxamideC₁₈H₁₄N₂O₃S338.39
518008-74-7N-(3-Hydroxyphenyl)-4-(3-methylbutanoylamino)benzamideC₁₈H₂₀N₂O₃312.37
518008-82-7N-(2-Phenylphenyl)-2-phenylsulfanylacetamideC₂₀H₁₇NOS319.43
518008-86-13,4-Bis{[(3-ethylphenoxy)acetyl]amino}benzoic acidC₂₇H₂₈N₂O₆476.53
518008-99-64-Methoxy-N-{5-methyl-2-[(phenoxyacetyl)amino]phenyl}benzamideC₂₃H₂₂N₂O₄390.44
518009-02-4N-[4-(1-Phenylethylcarbamoyl)phenyl]furan-2-carboxamideC₂₀H₁₈N₂O₃334.38
518009-08-02-[[2-[(4-Chlorophenyl)thio]-1-oxoethyl]amino]-N-(4-methoxyphenyl)benzamideC₂₂H₁₉ClN₂O₃S426.93
518009-28-4N-[3-(2-Phenoxypropanoylamino)phenyl]furan-2-carboxamideC₂₀H₁₈N₂O₄350.37
51801-03-7(Octane-2-sulfonyl)-benzeneC₁₄H₂₂O₂S254.40
51801-69-5Benzene, 1-methyl-3-(4-methylphenoxy)-C₁₄H₁₄O198.26
518010-24-7N-[4-(Cyclopropanecarbonylamino)phenyl]furan-2-carboxamideC₁₅H₁₄N₂O₃270.29
518010-37-2N-[2-[[2-(2-Methylphenoxy)acetyl]amino]phenyl]furan-2-carboxamideC₂₀H₁₈N₂O₄350.37
518010-38-35-{[(2,5-Dimethylphenoxy)acetyl]amino}isophthalic acidC₁₈H₁₇NO₆343.33
518010-50-92-(2,5-Dimethylphenoxy)-N-(2-hydroxy-5-methylphenyl)acetamideC₁₇H₁₉NO₃285.34
518010-72-5N-[4-(Benzylcarbamoyl)phenyl]furan-2-carboxamideC₁₉H₁₆N₂O₃320.35
518010-85-04-(1,3-Benzodioxol-5-ylcarbamoyl)phenyl propanoateC₁₇H₁₅NO₅313.31
518010-96-3N-(2-Hydroxy-5-methylphenyl)-1,3-dioxo-2-propyl-5-isoindolecarboxamideC₁₉H₁₈N₂O₄338.36
518015-44-6N-{[(Benzo[1,3]dioxol-5-ylmethyl)-carbamoyl]-methyl}-N-(tetrahydro-furan-2-ylmethyl)-N'-thiazol-2-yl-succinamideC₂₂H₂₆N₄O₆S474.54
518017-87-32-{[2-(2,3-Dihydro-1H-indol-1-yl)-2-oxoethyl]thio}-6-phenyl-4(3H)-pyrimidinoneC₂₀H₁₇N₃O₂S363.44
518018-37-61-Chloro-3-methyl-2-pentylpyrido[1,2-a]benzimidazole-4-carbonitrileC₁₈H₁₈ClN₃311.82
518018-56-93-(1H-Benzimidazol-1-yl)-N'-(4-(benzyloxy)benzylidene)propanohydrazideC₂₄H₂₂N₄O₂398.47
518018-59-2(E)-3-(1H-Benzo[d]imidazol-1-yl)-N'-(4-fluorobenzylidene)propanehydrazideC₁₇H₁₅FN₄O310.33
518018-61-63-(Benzimidazol-1-yl)-N-[(E)-(4-methoxyphenyl)methylideneamino]propanamideC₁₈H₁₈N₄O₂322.37
518018-62-7(E)-3-(1H-Benzo[d]imidazol-1-yl)-N'-(2-hydroxybenzylidene)propanehydrazideC₁₇H₁₆N₄O₂308.34
518018-66-1(E)-3-(1H-Benzo[d]imidazol-1-yl)-N'-(4-hydroxybenzylidene)propanehydrazideC₁₇H₁₆N₄O₂308.34
518018-72-9(E)-3-(1H-Benzo[d]imidazol-1-yl)-N'-(2-methoxybenzylidene)propanehydrazideC₁₈H₁₈N₄O₂322.37
518018-73-0(E)-3-(1H-Benzo[d]imidazol-1-yl)-N'-((E)-3-phenylallylidene)propanehydrazideC₁₉H₁₈N₄O318.38
518018-75-2(E)-3-(1H-Benzo[d]imidazol-1-yl)-N'-(4-isopropylbenzylidene)propanehydrazideC₂₀H₂₂N₄O334.42
518018-77-4(E)-3-(1H-Benzo[d]imidazol-1-yl)-N'-(3-methoxybenzylidene)propanehydrazideC₁₈H₁₈N₄O₂322.37
518018-85-4(E)-3-(1H-Benzo[d]imidazol-1-yl)-2-methyl-N'-(2-oxoindolin-3-ylidene)propanehydrazideC₁₉H₁₇N₅O₂347.38
518018-87-6(E)-3-(1H-Benzo[d]imidazol-1-yl)-N'-(3-methoxybenzylidene)-2-methylpropanehydrazideC₁₉H₂₀N₄O₂336.39
518018-93-45-tert-Amyl-N-[1-(2-furyl)ethylideneamino]-4,5,6,7-tetrahydro-1H-indazole-3-carboxamideC₁₉H₂₆N₄O₂342.44
518019-30-2(E)-3-(1H-Benzo[d][1,2,3]triazol-1-yl)-N'-((E)-2-methyl-3-phenylallylidene)propanehydrazideC₁₉H₁₉N₅O333.39
518019-33-53-(1H-1,2,3-Benzotriazol-1-yl)-N'-(1-(4-HO-3-meo-PH)ethylidene)propanohydrazideC₁₈H₁₉N₅O₃353.38
518019-34-63-(1H-1,2,3-Benzotriazol-1-yl)N'-(1-(3,4-dichloro-PH)ethylidene)propanohydrazideC₁₇H₁₅Cl₂N₅O376.25
518019-46-0N'-(1-Naphthylmethylene)-3-(1,2,3,4-tetrahydro-9H-carbazol-9-yl)propanohydrazideC₂₆H₂₅N₃O395.51
518019-53-9N'-(2-CL-6-F-Benzylidene)3-(1,2,3,4-tetrahydro-9H-carbazol-9-yl)propanohydrazideC₂₂H₂₁ClFN₃O397.88
518019-58-4N'-(2,6-DI-CL-Benzylidene)3(1,2,3,4-tetrahydro-9H-carbazol-9-yl)propanohydrazideC₂₂H₂₁Cl₂N₃O414.34
518019-65-3N'-(1-(4-CL-PH)Ethylidene)3(1,2,3,4-tetrahydro-9H-carbazol-9-yl)propanohydrazideC₂₃H₂₄ClN₃O393.92
518019-69-7N'-(1-(4-F-PH)Ethylidene)3-(1,2,3,4-tetrahydro-9H-carbazol-9-yl)propanohydrazideC₂₃H₂₄FN₃O377.46
518019-71-1N'-(1-(4-ME-PH)Ethylidene)3(1,2,3,4-tetrahydro-9H-carbazol-9-yl)propanohydrazideC₂₄H₂₇N₃O373.50
51802-58-56,7-Dihydro-5,7,7-trimethyl-1H-1,4-diazepine-2,3-dicarbonitrileC₁₀H₁₂N₄188.23
51802-64-32,3-Dicyano-5,6-tetramethylene-7-spiro-cyclohexyldiazapineC₁₆H₂₀N₄268.36
51802-77-83-Benzyl-5-(chloromethyl)-1,2,4-oxadiazoleC₁₀H₉ClN₂O208.65
51802-78-95-(Chloromethyl)-3-(3-chlorophenyl)-1,2,4-oxadiazoleC₉H₆Cl₂N₂O229.07
518021-39-1Methyl {3-[(2-thienylcarbonyl)amino]phenoxy}acetateC₁₄H₁₃NO₄S291.33
518021-54-0N-(1,3-Dioxoisoindol-5-yl)-2-ethoxybenzamideC₁₇H₁₄N₂O₄310.31
518021-55-1N-(1,3-Dioxoisoindol-5-yl)-2-methoxybenzamideC₁₆H₁₂N₂O₄296.28
518021-68-63,5-Bis[(2-ethylbutanoyl)amino]benzoic acidC₁₉H₂₈N₂O₄348.44
518021-69-73,5-Bis{[(3,5-dimethylphenoxy)acetyl]amino}benzoic acidC₂₇H₂₈N₂O₆476.53
518021-72-23,4-Bis{[(2,5-dimethylphenoxy)acetyl]amino}benzoic acidC₂₇H₂₈N₂O₆476.53
518021-96-0N-[3-[Oxo-(3-pyridinylmethylamino)methyl]phenyl]-2-furancarboxamideC₁₈H₁₅N₃O₃321.34
518022-05-45-{[(2-Benzyl-1,3-dioxo-2,3-dihydro-1H-isoindol-5-yl)carbonyl]amino}benzene-1,3-dicarboxylic acidC₂₄H₁₆N₂O₇444.40
518022-10-16-(Furan-2-ylmethyl)benzo[d][2]benzazepine-5,7-dioneC₁₉H₁₃NO₃303.32
518022-19-0N-(2-Hydroxyphenyl)-2-methyl-1,3-dioxoisoindole-5-carboxamideC₁₆H₁₂N₂O₄296.28
518022-61-2N-[3-(5-Phenyl-1,3,4-oxadiazol-2-yl)phenyl]cyclohexanecarboxamideC₂₁H₂₁N₃O₂347.42
518022-83-8N-[4-(1H-Benzimidazol-2-yl)phenyl]-2-(4-methylphenyl)sulfanylacetamideC₂₂H₁₉N₃OS373.48
518022-92-9N-(2-Methylpropyl)-3-{[(phenylsulfanyl)acetyl]amino}benzamideC₁₉H₂₂N₂O₂S342.46
518022-93-0N-tert-Butyl-3-[(2-phenylsulfanylacetyl)amino]benzamideC₁₉H₂₂N₂O₂S342.46
518022-95-2N-tert-Butyl-4-{[(phenylsulfanyl)acetyl]amino}benzamideC₁₉H₂₂N₂O₂S342.46
518023-01-3N-[3-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]phenyl]-2-(4-methylphenyl)sulfanylacetamideC₂₁H₁₇N₃O₃S391.45
518023-09-1N-[4-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]phenyl]-2-(4-methylphenyl)sulfanylacetamideC₂₁H₁₇N₃O₃S391.45
518023-15-93-{1,3-Dioxo-5-[(3-phenylpropanoyl)amino]-1,3-dihydro-2H-isoindol-2-yl}propanoic acidC₂₀H₁₈N₂O₅366.37
518023-16-03-{1,3-Dioxo-5-[(phenoxyacetyl)amino]-1,3-dihydro-2H-isoindol-2-yl}propanoic acidC₁₉H₁₆N₂O₆368.35
518023-49-9N-(1,3-Dioxoisoindol-2-yl)-2-(4-methylphenyl)sulfanylacetamideC₁₇H₁₄N₂O₃S326.38
518023-83-12-(2-Biphenylyl)-1,3-dioxo-5-isoindolinecarboxylic acidC₂₁H₁₃NO₄343.34
518029-81-74-[5-(2-Chloro-4-methylphenoxy)pentyl]morpholineC₁₆H₂₄ClNO₂297.83
51803-68-03,3'-Di-O-Methylellagic acid 4'-glucosideC₂₂H₂₀O₁₃492.39
51803-78-2NimesulideC₁₃H₁₂N₂O₅S308.31
518031-74-82-[Methyl-[2-(2-naphthalen-1-yloxyethoxy)ethyl]amino]ethanolC₁₇H₂₃NO₃289.38
518033-20-0N-(4-Hydroxyphenyl)-2,4,5-trimethylbenzenesulfonamideC₁₅H₁₇NO₃S291.37
518033-21-1N-(3-Acetyl-7-chloro-2-methyl-1-benzofuran-5-yl)-2,4,5-trimethylbenzenesulfonamideC₂₀H₂₀ClNO₄S405.90
518033-26-6N-(7,7-Dimethyl-9-oxo-6,7,8,9-tetrahydrodibenzo[b,d]furan-2-yl)-2,4,5-trimethylbenzenesulfonamideC₂₃H₂₅NO₄S411.52
518038-75-07-Methyl-1H,2H,3H-imidazo[4,5-b]pyridin-2-oneC₇H₇N₃O149.15
51804-05-86-Bromo-tricyclo(9.2.2.1(4,8))hexadeca-1(14),4,6,8(16),11(15),12-hexaeneC₁₆H₁₅Br287.20
518044-31-0Hydroxy-PEG3-t-butyl acetateC₁₂H₂₄O₆264.32
518044-32-1tert-Butyl 1-hydroxy-3,6,9,12-tetraoxapentadecan-15-oateC₁₅H₃₀O₇322.40
518046-34-9Methyl 7-azabicyclo[2.2.1]heptane-1-carboxylate hydrochlorideC₈H₁₄ClNO₂191.66
518047-37-5N-[(4-Fluorophenyl)methyl]-5-hydroxy-1-methyl-2-(4-methylmorpholin-3-yl)-6-oxo-pyrimidine-4-carboxamideC₁₈H₂₁FN₄O₄376.39
518047-39-7tert-Butyl 3-carbamoylmorpholine-4-carboxylateC₁₀H₁₈N₂O₄230.26
518047-40-0tert-Butyl 3-cyanomorpholine-4-carboxylateC₁₀H₁₆N₂O₃212.25
518048-03-82-(1-Amino-1-methylethyl)-N-(4-fluorobenzyl)-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidine-4-carboxamideC₁₆H₁₉FN₄O₃334.35
518048-05-0RaltegravirC₂₀H₂₁FN₆O₅444.42
51805-19-71-Ethyl-1lambda5-phosphinane-1,4-dioneC₇H₁₃O₂P160.15
51805-45-9Tris(2-carboxyethyl)phosphine hydrochlorideC₉H₁₆ClO₆P286.65
51805-88-05-(2-Aminophenyl)-3H-1,3,4-thiadiazole-2-thioneC₈H₇N₃S₂209.30
518052-48-72,4,5-Trimethyl-N-(6,7,8,9-tetrahydrodibenzofuran-2-yl)benzenesulfonamideC₂₁H₂₃NO₃S369.49
518052-57-82,5-Dimethyl-N-(2-oxo-1,3-benzoxathiol-5-yl)benzenesulfonamideC₁₅H₁₃NO₄S₂335.41
518052-58-92,4-Dimethyl-N-(2-oxo-1,3-benzoxathiol-5-yl)benzenesulfonamideC₁₅H₁₃NO₄S₂335.41
518052-71-64-Methoxy-N-(2-oxonaphtho[2,1-d][1,3]oxathiol-5-yl)benzenesulfonamideC₁₈H₁₃NO₅S₂387.44
518052-93-25-{[(2,5-Diethylphenyl)sulfonyl]amino}-2-hydroxybenzoic acidC₁₇H₁₉NO₅S349.41
518052-94-35-[(2,5-Dimethylphenyl)sulfonylamino]-2-hydroxybenzoic acidC₁₅H₁₅NO₅S321.35
518053-42-4N-(4-Hydroxynaphthalen-1-yl)thiophene-2-sulfonamideC₁₄H₁₁NO₃S₂305.38
518053-68-45-(3-Carboxy-4-chlorobenzenesulfonamido)-2-hydroxybenzoic acidC₁₄H₁₀ClNO₇S371.75
518054-60-92-{[1-Hydroxy-4-(4-methylbenzenesulfonamido)naphthalen-2-yl]sulfanyl}acetic acidC₁₉H₁₇NO₅S₂403.48

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