CAS number index

CAS numbers starting with 51, page 22

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

Showing 2,101 to 2,200 of 3,648 chemicals

CAS numberChemical nameFormulaMol. weight

515813-05-53-(2-Oxopyrrolidin-1-yl)benzoic acidC₁₁H₁₁NO₃205.21
515814-01-4VoclosporinC₆₃H₁₁₁N₁₁O₁₂1214.65
515821-11-13-(5-Methyl-2-(2-oxo-1,2-dihydroindol-3-ylidenemethyl)-1H-pyrrol-3-yl)propionicacidC₁₇H₁₆N₂O₃296.33
515823-30-0Tetramethylammonium (trifluoromethyl)sulfanideC₅H₁₂F₃NS175.22
515824-50-7tert-Butyl (5-amino-2-chlorobenzyl)carbamateC₁₂H₁₇ClN₂O₂256.73
515828-71-4N-(1-Phenylpropyl)cyclopentanecarboxamideC₁₅H₂₁NO231.34
515828-95-2N-(2-Chlorobenzyl)-1-ethyl-1H-pyrazole-4-carboxamideC₁₃H₁₄ClN₃O263.73
515828-98-54-Bromo-1-ethyl-N-(1-phenylethyl)-1H-pyrazole-5-carboxamideC₁₄H₁₆BrN₃O322.21
515829-09-1N-(2,3-Dihydro-1H-inden-5-yl)-2-(3,5-dimethyl-4-nitropyrazol-1-yl)acetamideC₁₆H₁₈N₄O₃314.35
515829-24-0N-[(2-Chlorophenyl)methyl]-2-(4-nitropyrazol-1-yl)acetamideC₁₂H₁₁ClN₄O₃294.70
515829-32-0N-(5-Chloropyridin-2-yl)-2-(3,5-dimethyl-4-nitropyrazol-1-yl)acetamideC₁₂H₁₂ClN₅O₃309.71
515829-40-0N-(3-Carbamoyl-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-4-chloro-2-methyl-3-pyrazolecarboxamideC₁₃H₁₃ClN₄O₂S324.79
515829-46-6N-[(2-Ethoxyphenyl)methyl]-2,5-dimethyl-4-nitropyrazole-3-carboxamideC₁₅H₁₈N₄O₄318.33
515829-91-1N-(4,5-Dihydrothiazol-2-yl)-1-ethyl-3-pyrazolecarboxamideC₉H₁₂N₄OS224.29
515829-99-92-(3,5-Dimethyl-4-nitropyrazol-1-yl)-N-[1-(4-methylphenyl)ethyl]acetamideC₁₆H₂₀N₄O₃316.36
51583-69-8Quinolinium, 2-methyl-1-(3-sulfopropyl)-, inner saltC₁₃H₁₅NO₃S265.33
515830-06-5(4-Chloro-1,5-dimethylpyrazol-3-yl)-pyrrolidin-1-ylmethanoneC₁₀H₁₄ClN₃O227.69
515830-16-75-{Methyl[(1,3,5-trimethyl-1H-pyrazol-4-yl)methyl]amino}-5-oxopentanoic acidC₁₃H₂₁N₃O₃267.33
515830-59-8N-(6-Ethoxy-1,3-benzothiazol-2-yl)-1-ethyl-4-nitro-1H-pyrazole-5-carboxamideC₁₅H₁₅N₅O₄S361.38
515831-00-2[4-(2,5-Dimethyl-4-nitropyrazole-3-carbonyl)piperazin-1-yl]-(furan-2-yl)methanoneC₁₅H₁₇N₅O₅347.33
515831-39-71-Ethyl-4-nitro-3-(1-pyrrolidinylcarbonyl)-1H-pyrazoleC₁₀H₁₄N₄O₃238.25
515831-52-43-Bromo-5-ethoxy-4-methoxybenzonitrileC₁₀H₁₀BrNO₂256.10
515831-56-8N-(Furan-2-ylmethyl)-5-[(4-nitropyrazol-1-yl)methyl]furan-2-carboxamideC₁₄H₁₂N₄O₅316.27
515831-58-03-(3-Bromo-1H-1,2,4-triazol-1-yl)-N-(2,5-dimethoxyphenyl)-1-adamantanecarboxamideC₂₁H₂₅BrN₄O₃461.36
515831-69-3N-(1-Adamantyl)-4-bromo-2-ethyl-N-methylpyrazole-3-carboxamideC₁₇H₂₄BrN₃O366.30
515831-84-2(2,5-Dimethyl-4-nitropyrazol-3-yl)-(3,5-dimethylpyrazol-1-yl)methanoneC₁₁H₁₃N₅O₃263.26
515831-89-75-[(4-Chloro-3,5-dimethyl-1H-pyrazol-1-yl)methyl]-N-(3,5-dimethylphenyl)-2-furamideC₁₉H₂₀ClN₃O₂357.84
515831-90-0N-(2-Adamantyl)-4-bromo-1-methyl-1H-pyrazole-5-carboxamideC₁₅H₂₀BrN₃O338.25
515832-00-51,5-Dimethyl-N-(4-methyl-1,3-thiazol-2-yl)-4-nitropyrazole-3-carboxamideC₁₀H₁₁N₅O₃S281.30
515832-01-6N-(1-Adamantyl)-4-bromo-N,1,5-trimethylpyrazole-3-carboxamideC₁₇H₂₄BrN₃O366.30
515832-07-24-Bromo-N-cyclooctyl-1-methyl-1H-pyrazole-5-carboxamideC₁₃H₂₀BrN₃O314.23
515832-14-1N-(1-Benzylbenzimidazol-2-yl)-5-[(2-nitrophenoxy)methyl]furan-2-carboxamideC₂₆H₂₀N₄O₅468.47
515832-31-21-({1-Ethyl-4-nitro-1H-pyrazol-3-yl}carbonyl)-4-(2-furoyl)piperazineC₁₅H₁₇N₅O₅347.33
515832-34-51-[(4-Chloro-1-methyl-1H-pyrazol-5-yl)carbonyl]-4-(2-furoyl)piperazineC₁₄H₁₅ClN₄O₃322.75
515832-52-75-Bromo-2-isopropoxybenzonitrileC₁₀H₁₀BrNO240.10
515832-53-8Benzonitrile, 4-(acetyloxy)-2-bromo-5-methoxy-C₁₀H₈BrNO₃270.08
515832-60-74-Nitro-1,5-dimethyl-3-(1-pyrrolidinylcarbonyl)-1H-pyrazoleC₁₀H₁₄N₄O₃238.25
515832-66-34-Bromo-1-ethyl-N-[4-(trifluoromethoxy)phenyl]-1H-pyrazole-5-carboxamideC₁₃H₁₁BrF₃N₃O₂378.15
51584-17-92-(1-Methyl-1H-indol-3-yl)acetonitrileC₁₁H₁₀N₂170.22
51584-18-0N-Methyl-3-indoleglyoxylic acidC₁₁H₉NO₃203.20
51584-21-52,5-Dichloro-3,4-dinitrothiopheneC₄Cl₂N₂O₄S243.03
515841-82-4N-(4-(3,4-Dimethoxyphenyl)thiazol-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamideC₂₀H₁₈N₂O₅S398.44
515841-90-4N-(5-Acetyl-4-methyl-1,3-thiazol-2-yl)-2,3-dihydro-1,4-benzodioxine-3-carboxamideC₁₅H₁₄N₂O₄S318.35
515841-91-5N-(1,3,4-Thiadiazol-2-yl)-2,3-dihydro-1,4-benzodioxine-2-carboxamideC₁₁H₉N₃O₃S263.28
515845-97-35-Bromo-2-butoxybenzonitrileC₁₁H₁₂BrNO254.13
515846-11-42-Bromo-4-isopropoxy-5-methoxybenzonitrileC₁₁H₁₂BrNO₂270.13
515846-14-7Methanone, (2,3-dihydro-1H-indol-1-yl)(1-methyl-1H-pyrazol-4-yl)-C₁₃H₁₃N₃O227.27
515846-21-6N(2)-carbamimidoyl-N-{2-[4-(3-{4-[(5-carboxyfuran-2-yl)methoxy]-2,3-dichlorophenyl}-1-methyl-1H-pyrazol-5-yl)piperidin-1-yl]-2-oxoethyl}-D-leucinamideC₃₀H₃₇Cl₂N₇O₆662.58
515846-45-42-Bromo-4-ethoxy-5-methoxybenzonitrileC₁₀H₁₀BrNO₂256.10
515846-69-2N-(3-{N-[(4-bromo-1-methyl-1H-pyrazol-3-yl)carbonyl]ethanehydrazonoyl}phenyl)isonicotinamideC₁₉H₁₇BrN₆O₂441.29
515846-90-9N-(1-Adamantyl)-4-chloro-N,1-dimethylpyrazole-3-carboxamideC₁₆H₂₂ClN₃O307.82
515847-20-82-Bromo-5-ethoxy-4-methoxybenzonitrileC₁₀H₁₀BrNO₂256.10
515847-42-4[5-[(4-Nitropyrazol-1-yl)methyl]furan-2-yl]-pyrrolidin-1-ylmethanoneC₁₃H₁₄N₄O₄290.28
515847-43-5N-Cycloheptyl-1-methyl-3-(trifluoromethyl)-1H-pyrazole-5-carboxamideC₁₃H₁₈F₃N₃O289.30
515847-50-43-(3-Bromo-1H-1,2,4-triazol-1-yl)-N-(4-methoxy-2-methylphenyl)-1-adamantanecarboxamideC₂₁H₂₅BrN₄O₂445.36
515847-53-71-[(4-Bromo-1-methyl-1H-pyrazol-3-yl)carbonyl]-2-methylindolineC₁₄H₁₄BrN₃O320.19
515847-65-1N-[1-[(2-Chlorophenyl)methyl]-3,5-dimethylpyrazol-4-yl]-1-methylpyrazole-3-carboxamideC₁₇H₁₈ClN₅O343.82
515847-71-92-Bromo-4-cyano-6-methoxyphenyl acetateC₁₀H₈BrNO₃270.08
515847-77-5N-Cyclopentyl-4-nitro-1,5-dimethyl-1H-pyrazole-3-carboxamideC₁₁H₁₆N₄O₃252.27
515847-78-6N-(2-Adamantyl)-4-chloro-2-methylpyrazole-3-carboxamideC₁₅H₂₀ClN₃O293.80
515847-82-21-Methyl-N-((thiophen-2-yl)methyl)-1H-pyrazole-5-carboxamideC₁₀H₁₁N₃OS221.28
515847-89-94-Nitro-1-methyl-N-(5-methyl-3-isoxazolyl)-1H-pyrazole-5-carboxamideC₉H₉N₅O₄251.20
515848-04-13-Bromo-5-methoxy-4-propoxybenzonitrileC₁₁H₁₂BrNO₂270.13
515848-12-15-((2-Chlorophenoxy)methyl)-N-(5-methylisoxazol-3-yl)furan-2-carboxamideC₁₆H₁₃ClN₂O₄332.74
515848-39-2N-(1-Adamantyl)-4-bromo-1-methyl-1H-pyrazole-5-carboxamideC₁₅H₂₀BrN₃O338.25
515848-58-5N-(2-Chlorophenyl)-1-ethyl-1H-pyrazole-3-carboxamideC₁₂H₁₂ClN₃O249.70
515848-62-13-Bromo-4-isopropoxy-5-methoxybenzonitrileC₁₁H₁₂BrNO₂270.13
515848-63-22-Furancarboxamide, N-(5-methyl-3-isoxazolyl)-5-[(4-methyl-2-nitrophenoxy)methyl]-C₁₇H₁₅N₃O₆357.32
515848-87-04-Bromo-N-(2,4-difluorophenyl)-1-ethyl-1H-pyrazole-3-carboxamideC₁₂H₁₀BrF₂N₃O330.13
515849-44-22-(1-Adamantyl)-N-(1,3,5-trimethyl-1H-pyrazol-4-yl)acetamideC₁₈H₂₇N₃O301.43
515849-81-77-(Difluoromethyl)-N-morpholin-4-yl-5-phenylpyrazolo[1,5-a]pyrimidine-3-carboxamideC₁₈H₁₇F₂N₅O₂373.36
515850-44-93-{3-[(4-Bromophenoxy)methyl]-4-methoxyphenyl}-N-(1,3,5-trimethyl-1H-pyrazol-4-yl)acrylamideC₂₃H₂₄BrN₃O₃470.37
515858-09-0N-[1-[(2-Chlorophenyl)methyl]-3,5-dimethylpyrazol-4-yl]-1,3-dimethylpyrazole-4-carboxamideC₁₈H₂₀ClN₅O357.85
515858-20-5[7-(Difluoromethyl)-5-(4-methoxyphenyl)pyrazolo[1,5-a]pyrimidin-3-yl]-(2,3-dihydroindol-1-yl)methanoneC₂₃H₁₈F₂N₄O₂420.42
515858-72-75-Bromo-N-(1,2-oxazol-3-yl)furan-2-carboxamideC₈H₅BrN₂O₃257.04
515858-77-22-(1-Adamantyl)-N-cyclopropylacetamideC₁₅H₂₃NO233.35
515858-93-25-Bromo-N-(1,2,4-triazol-4-yl)thiophene-2-carboxamideC₇H₅BrN₄OS273.12
515859-03-72-(1-Adamantyl)-N-(1,2,4-triazol-4-yl)acetamideC₁₄H₂₀N₄O260.34
515859-13-94-[(2,2-Dichloro-1-methylcyclopropyl)carbonyl]morpholineC₉H₁₃Cl₂NO₂238.11
515859-30-0N-(5-Ethylsulfanyl-1,3,4-thiadiazol-2-yl)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamideC₁₃H₁₅N₃OS₃325.48
515859-41-3N-(1-Adamantyl)-2-(3-cyclohexylpropanoyl)hydrazinecarboxamideC₂₀H₃₃N₃O₂347.50
515859-42-4N-(1-Adamantyl)-2,2-dichloro-1-methylcyclopropanecarboxamideC₁₅H₂₁Cl₂NO302.25
515859-55-93,3-Dimethyl-N-(2H-tetrazol-5-yl)butanamideC₇H₁₃N₅O183.22
515859-58-25-Chloro-N-(3-cyano-4,5-dimethylthiophen-2-yl)thiophene-2-carboxamideC₁₂H₉ClN₂OS₂296.80
515859-75-32,2,2-Trifluoro-N-{9-[(trifluoroacetyl)amino]nonyl}acetamideC₁₃H₂₀F₆N₂O₂350.30
51586-20-0(2,3-Dimethylphenyl)methanamineC₉H₁₃N135.21
51586-22-2(1-(2-Chlorophenyl)ethyl)(methyl)amineC₉H₁₂ClN169.66
51586-23-3[1-(4-Chlorophenyl)ethyl](methyl)amineC₉H₁₂ClN169.66
51586-24-4alpha-(Trifluoromethyl)benzenemethanamineC₈H₈F₃N175.15
51586-25-5N-Cyclopropyl-alpha-methylbenzenemethanamineC₁₁H₁₅N161.25
515860-07-82,2-Dichloro-N-cyclooctyl-1-methylcyclopropanecarboxamideC₁₃H₂₁Cl₂NO278.22
515860-60-3N-(2-(Methylthio)phenyl)pyrazine-2-carboxamideC₁₂H₁₁N₃OS245.31
515861-11-7N-[6-(3,3-Dimethylbutanoylamino)hexyl]-3,3-dimethylbutanamideC₁₈H₃₆N₂O₂312.50
515861-53-77-Fluoro-2-methyl-3,4-dihydro-2H-1,4-benzoxazineC₉H₁₀FNO167.18
515866-67-85-Bromo-N-(2-morpholinoethyl)nicotinamideC₁₂H₁₆BrN₃O₂314.18
51587-38-3Testosterone glucosideC₂₅H₃₈O₇450.57
515872-38-5N-[9-(Propanoylamino)nonyl]propanamideC₁₅H₃₀N₂O₂270.42
515872-67-0N-[4-(4-sec-Butylphenyl)-3-cyano-5-methyl-2-thienyl]butanamideC₂₀H₂₄N₂OS340.49
515872-73-8[4-(Furan-2-carbonyl)piperazin-1-yl]-(2-nitrophenyl)methanoneC₁₆H₁₅N₃O₅329.31
515873-26-4N-[(4-Ethoxy-2-nitrophenyl)carbamothioyl]-1-ethylpyrazole-4-carboxamideC₁₅H₁₇N₅O₄S363.40

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