CAS number index

CAS numbers starting with 51, page 19

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

Showing 1,801 to 1,900 of 3,648 chemicals

CAS numberChemical nameFormulaMol. weight

51492-01-42,3-Dichloro-6-(trichloromethyl)pyridineC₆H₂Cl₅N265.35
51493-02-8N-Methyl-N-propylcarbamoyl chlorideC₅H₁₀ClNO135.59
51493-18-6N-Methyl-N-(prop-2-en-1-yl)carbamoyl chlorideC₅H₈ClNO133.58
51493-69-7SordaricinC₂₀H₂₈O₄332.44
51494-28-13-Nonen-1-olC₉H₁₈O142.24
51495-00-21-(4-Methoxyphenyl)-2-phenyl-1,5,6,7-tetrahydro-4H-indol-4-oneC₂₁H₁₉NO₂317.39
51496-67-4N'-(4-Chlorobenzylidene)-2-(2,4-dichlorophenoxy)acetohydrazideC₁₅H₁₁Cl₃N₂O₂357.62
51496-68-52-(2,4-Dichlorophenoxy)-N'-(4-methylbenzylidene)acetohydrazideC₁₆H₁₄Cl₂N₂O₂337.21
51496-70-92-(2,4-Dichlorophenoxy)-N'-(4-hydroxybenzylidene)acetohydrazideC₁₅H₁₂Cl₂N₂O₃339.18
51497-55-32-{8-Oxatricyclo[7.4.0.0,2,7]trideca-1(9),2(7),3,5,10,12-hexaen-4-yl}acetic acidC₁₄H₁₀O₃226.23
51498-37-44-Hydroxy-3-pyridinesulphonic acidC₅H₅NO₄S175.16
515-00-4(±)-MyrtenolC₁₀H₁₆O152.24
515-03-7SclareolC₂₀H₃₆O₂308.51
515-06-0CitroxanthinC₄₀H₅₆O552.89
515-13-9beta-ElemeneC₁₅H₂₄204.36
515-17-3Selina-4(15),7(11)-dieneC₁₅H₂₄204.36
515-20-8CostolC₁₅H₂₄O220.36
515-24-2TuricineC₇H₁₃NO₃159.19
515-25-3BetonicineC₇H₁₃NO₃159.19
515-30-0Atrolactic acidC₉H₁₀O₃166.18
515-40-2Neophyl chlorideC₁₀H₁₃Cl168.67
515-42-4Sodium benzenesulfonateC₆H₅NaO₃S180.16
515-46-8Ethyl benzenesulfonateC₈H₁₀O₃S186.23
515-47-94-Fluoro-N-(propan-2-yl)benzene-1-sulfonamideC₉H₁₂FNO₂S217.26
515-49-1SulfathioureaC₇H₉N₃O₂S₂231.30
515-54-8PhenosulfazoleC₉H₈N₂O₃S₂256.31
515-55-9N-(4,6-Dimethylpyrimidin-2-yl)-4-methoxybenzenesulfonamideC₁₃H₁₅N₃O₃S293.35
515-57-1MaleylsulfathiazoleC₁₃H₁₁N₃O₅S₂353.38
515-59-3SulfamethylthiazoleC₁₀H₁₁N₃O₂S₂269.35
515-64-0SulfisomidineC₁₂H₁₄N₄O₂S278.34
515-69-5BisabololC₁₅H₂₆O222.37
515-74-2Sodium sulfanilateC₆H₆NNaO₃S195.18
515-81-11-Cyclobutyl-1-ethynylethanolC₈H₁₂O124.18
515-83-3Chloral alcoholateC₄H₇Cl₃O₂193.46
515-84-4Ethyl trichloroacetateC₄H₅Cl₃O₂191.44
515-94-62,3-Diaminopropionic acidC₃H₈N₂O₂104.11
515-96-8Oxamic acid hydrazideC₂H₅N₃O₂103.08
515-98-0Ammonium lactateC₃H₉NO₃107.11
5150-42-52,3-DimethoxyphenolC₈H₁₀O₃154.16
5150-50-5Spiro[2H-1-benzopyran-2,2'-[2H]indole], 1',3'-dihydro-1',3',3'-trimethyl-8-nitro-C₁₉H₁₈N₂O₃322.36
5150-64-116,17-Dihydroxyestra-1,3,5(10)-trien-3-yl hydrogen sulfateC₁₈H₂₄O₆S368.45
5150-89-01-(3-Furan-2-yl-acryloyl)-3-(3-nitro-phenyl)-thioureaC₁₄H₁₁N₃O₄S317.33
51500-32-43-Chloro-1,5-dimethyl-1H-pyrazoleC₅H₇ClN₂130.58
51500-42-61-Benzothiophene 1-oxideC₈H₆OS150.20
51501-31-61-(7-Amino-2,3-dihydro-1H-indol-1-yl)ethan-1-oneC₁₀H₁₂N₂O176.22
51501-52-12-Pyridinamine, 3,4,5,6-tetrachloro-C₅H₂Cl₄N₂231.90
51501-54-3Octahydro-1H-cyclopenta(b)pyridineC₈H₁₅N125.22
51501-87-2Silane, methoxydimethyl(4-methylphenyl)-C₁₀H₁₆OSi180.32
51502-45-5Methyl perfluorononanoateC₁₀H₃F₁₇O₂478.10
51503-08-3p-tert-Butoxybenzyl alcoholC₁₁H₁₆O₂180.25
51503-10-72-(Propan-2-yl)pyrrolidineC₇H₁₅N113.20
51505-10-32-(6-Chloro-2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)acetic acidC₁₇H₁₂ClNO₃313.74
51507-09-64,4-Dimethyl-1,1-bis(methylsulfanyl)pent-1-en-3-oneC₉H₁₆OS₂204.36
51508-59-9Tricarbonyl(2-methoxycyclohexadienylium) iron hexafluorophosphateC₁₀H₉F₆FeO₄P393.99
5151-34-82,4-Dimethoxy-5-methylpyrimidineC₇H₁₀N₂O₂154.17
5151-99-55'-DeoxyguanosineC₁₀H₁₃N₅O₄267.25
51510-01-14-(Hydroxymethyl)-4-phenylcyclohexan-1-oneC₁₃H₁₆O₂204.27
51512-09-5Acetyl chloride, 2-(2-chlorophenyl)-C₈H₆Cl₂O189.04
515120-00-0N-[3-(N-{[3-(2-Chlorophenyl)-5-methyl-4-isoxazolyl]carbonyl}ethanehydrazonoyl)phenyl]acetamideC₂₁H₁₉ClN₄O₃410.86
515120-08-8N-[4-(Ethylsulfamoyl)phenyl]-5-[(4-nitropyrazol-1-yl)methyl]furan-2-carboxamideC₁₇H₁₇N₅O₆S419.42
515120-62-4N-Cyclooctyl-1-methyl-4-nitropyrazole-3-carboxamideC₁₃H₂₀N₄O₃280.33
515120-70-4N-(3-{N-[(4-chloro-1-methyl-1H-pyrazol-5-yl)carbonyl]ethanehydrazonoyl}phenyl)-2-methylpropanamideC₁₇H₂₀ClN₅O₂361.83
515121-22-9N-(4-{N-[(4-bromo-1,5-dimethyl-1H-pyrazol-3-yl)carbonyl]ethanehydrazonoyl}phenyl)-5-methyl-2-thiophenecarboxamideC₂₀H₂₀BrN₅O₂S474.38
515121-23-0N-(1,3-Benzothiazol-2-yl)-3-methoxy-4-nitro-1H-pyrazole-5-carboxamideC₁₂H₉N₅O₄S319.30
515121-35-4N'-({5-Nitro-2-furyl}methylene)-2-(5-methyl-2-furyl)-4-quinolinecarbohydrazideC₂₀H₁₄N₄O₅390.36
515121-37-62,2-Dichloro-N-[3,5-dimethyl-1-(2-methylbenzyl)-1H-pyrazol-4-yl]-1-methylcyclopropanecarboxamideC₁₈H₂₁Cl₂N₃O366.29
515121-41-22,5-Dimethyl-4-nitro-N-[(E)-pyridin-2-ylmethylideneamino]pyrazole-3-carboxamideC₁₂H₁₂N₆O₃288.27
515122-24-43-[(4-Bromo-3-nitropyrazol-1-yl)methyl]-N-(2-methylphenyl)benzamideC₁₈H₁₅BrN₄O₃415.25
515122-25-51-Methyl-N-(4-methyl-3-nitrophenyl)-1H-pyrazole-4-carboxamideC₁₂H₁₂N₄O₃260.25
515122-29-92-[(4-Fluorophenyl)sulfonyl]-N-(3-methylphenyl)hydrazinecarboxamideC₁₄H₁₄FN₃O₃S323.35
515122-31-34-Bromo-N-[(E)-1-[4-(cyclopentanecarbonylamino)phenyl]ethylideneamino]-1,5-dimethylpyrazole-3-carboxamideC₂₀H₂₄BrN₅O₂446.35
515122-41-5N-(3,4-Dichlorophenyl)-1-methyl-1H-pyrazole-4-carboxamideC₁₁H₉Cl₂N₃O270.12
515122-63-12-(3-Bromophenyl)-N'-({5-nitro-2-furyl}methylene)-4-quinolinecarbohydrazideC₂₁H₁₃BrN₄O₄465.26
515122-68-64-Bromo-1-ethyl-N-{5-nitro-2-methylphenyl}-1H-pyrazole-5-carboxamideC₁₃H₁₃BrN₄O₃353.18
515122-81-34-Chloro-2,5-dimethyl-N-[(E)-(4-phenylphenyl)methylideneamino]pyrazole-3-carboxamideC₁₉H₁₇ClN₄O352.82
515122-91-5(5-Bromofuran-2-yl)-(2,8-dimethyl-3,4,4a,9b-tetrahydro-1H-pyrido[4,3-b]indol-5-yl)methanoneC₁₈H₁₉BrN₂O₂375.27
515123-05-42-(3,5-Dimethyl-4-nitropyrazol-1-yl)-N-pyridin-2-ylacetamideC₁₂H₁₃N₅O₃275.27
515123-37-2N-Cyclopentyl-3-({4-nitro-1H-pyrazol-1-yl}methyl)benzamideC₁₆H₁₈N₄O₃314.35
515125-84-5N-(1,1-Dioxothiolan-3-yl)-3-phenylpropanamideC₁₃H₁₇NO₃S267.35
515125-92-5(E)-N-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-(4-methoxyphenyl)acrylamideC₁₄H₁₇NO₄S295.36
515126-67-7N-(1,1-Dioxidotetrahydrothiophen-3-yl)-N-(furan-2-ylmethyl)thiophene-2-carboxamideC₁₄H₁₅NO₄S₂325.41
515126-69-9N-(1,1-Dioxidotetrahydrothiophen-3-yl)-N-(furan-2-ylmethyl)-2-phenoxyacetamideC₁₇H₁₉NO₅S349.41
515126-85-94-Chloro-N-(1,1-dioxidotetrahydrothiophen-3-yl)-N-(furan-2-ylmethyl)benzamideC₁₆H₁₆ClNO₄S353.83
51513-24-7N,1-dibenzyl-2-oxo-1,2-dihydropyridine-3-carboxamideC₂₀H₁₈N₂O₂318.38
51513-29-2Methyl 2-carbamoylacetateC₄H₇NO₃117.10
51513-41-82,7-Dimethyloctane-3,6-dioneC₁₀H₁₈O₂170.25
51513-47-49-Anthracenylmethyl 2,4,6-trimethylbenzoateC₂₅H₂₂O₂354.45
51513-53-29-Anthracenylmethyl 4-benzylphenyl etherC₂₈H₂₂O374.48
51513-58-76,10-Dodecadienal, 3,7,11-trimethyl-, (6E)-C₁₅H₂₆O222.37
51513-80-5Boc-6-Ahx-OSuC₁₅H₂₄N₂O₆328.37
515130-59-35-(Prop-2-yn-1-yl)imidazolidine-2,4-dioneC₆H₆N₂O₂138.13
515131-35-84-Methyl-3-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acidC₁₄H₁₉BO₄262.11
515131-51-83-(Aminomethyl)-N-methylbenzamideC₉H₁₂N₂O164.21
515131-52-95-Amino-2-methylbenzamideC₈H₁₀N₂O150.18
515132-94-22-Pyridin-3-yl-3H-[1,2,4]triazolo[1,5-c]quinazoline-5-thioneC₁₄H₉N₅S279.33
515134-70-0N~3~-cyclopropyl-N~4~'-(cyclopropylmethyl)-6-methylbiphenyl-3,4'-dicarboxamideC₂₂H₂₄N₂O₂348.45
515135-60-13-Bromo-5-chloro-4-methylbenzoic acidC₈H₆BrClO₂249.49
515135-65-65-Bromo-2-fluoro-4-methylbenzoic acidC₈H₆BrFO₂233.04
51514-00-2(N-Benzoyl)glycylglycine methyl esterC₁₂H₁₄N₂O₄250.25
515140-26-8(4-(Cyclopropylcarbamoyl)phenyl)boronic acidC₁₀H₁₂BNO₃205.02

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