CAS number index

CAS numbers starting with 5, page 42

30,686 chemicals have a CAS number that starts with 5. They are listed in CAS order.

Showing 4,101 to 4,200 of 5,000 chemicals

CAS numberChemical nameFormulaMol. weight

512824-36-1N'-[(1,3-Dimethyl-1H-pyrazol-4-yl)methylene]-9-hydroxy-9H-fluorene-9-carbohydrazideC₂₀H₁₈N₄O₂346.39
512824-50-9[5-[(3,5-Dimethylpyrazol-1-yl)methyl]furan-2-yl]-[5-hydroxy-3-methyl-5-(trifluoromethyl)-4H-pyrazol-1-yl]methanoneC₁₆H₁₇F₃N₄O₃370.33
512824-51-01-[3-(3,5-Dimethyl-4-nitropyrazol-1-yl)propanoylamino]-3-(3-methylphenyl)thioureaC₁₆H₂₀N₆O₃S376.44
512824-55-4N-(4-Chlorophenyl)-2-{[2-(4-methylphenyl)cyclopropyl]carbonyl}hydrazinecarbothioamideC₁₈H₁₈ClN₃OS359.88
512824-82-72-({3-Nitro-5-methyl-1H-pyrazol-1-yl}acetyl)-N-(4-methylphenyl)hydrazinecarbothioamideC₁₄H₁₆N₆O₃S348.39
512824-89-43-({4-Nitro-3,5-dimethyl-1H-pyrazol-1-yl}methyl)-N-[1-(4-isopropylphenyl)propyl]benzamideC₂₅H₃₀N₄O₃434.54
512825-06-84-(3-Chloro-4-fluorophenyl)-5-(2-p-tolylcyclopropyl)-4H-1,2,4-triazole-3-thiolC₁₈H₁₅ClFN₃S359.86
512825-24-0N-[4-(3,4-Dimethylphenyl)-5-methyl-1,3-thiazol-2-yl]-1-methyl-4-nitropyrazole-3-carboxamideC₁₇H₁₇N₅O₃S371.42
512825-25-1N-(1H-Indol-2-ylmethyl)-1-methyl-4-nitropyrazole-3-carboxamideC₁₄H₁₃N₅O₃299.29
512825-49-9N-[1-(4-tert-Butylphenyl)ethyl]-3-[(4-nitropyrazol-1-yl)methyl]benzamideC₂₃H₂₆N₄O₃406.49
512825-53-54-(3-Methylphenyl)-3-[2-(4-methylphenyl)cyclopropyl]-1H-1,2,4-triazole-5-thioneC₁₉H₁₉N₃S321.45
512825-81-92-(4-Chlorophenoxy)-N'-[(1,5-dimethyl-1H-pyrazol-4-yl)methylene]-2-methylpropanohydrazideC₁₆H₁₉ClN₄O₂334.81
512825-82-04-(3-Chlorophenyl)-3-[2-(3,5-dimethyl-4-nitropyrazol-1-yl)ethyl]-1H-1,2,4-triazole-5-thioneC₁₅H₁₅ClN₆O₂S378.85
512825-94-4Ethyl 5-cyclopropyl-7-(difluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylateC₁₃H₁₃F₂N₃O₂281.26
512826-10-7N-(3-Chloro-4-methoxyphenyl)-4-(difluoromethoxy)benzamideC₁₅H₁₂ClF₂NO₃327.71
512826-19-61-Methyl-N-[5-methyl-4-(4-methylphenyl)-1,3-thiazol-2-yl]-4-nitropyrazole-3-carboxamideC₁₆H₁₅N₅O₃S357.39
512826-34-5N-(3-Methylphenyl)-2-{[2-(4-methylphenyl)cyclopropyl]carbonyl}hydrazinecarbothioamideC₁₉H₂₁N₃OS339.46
512826-48-1[5-Hydroxy-3-methyl-5-(trifluoromethyl)-4H-pyrazol-1-yl]-[4-[(3-nitropyrazol-1-yl)methyl]phenyl]methanoneC₁₆H₁₄F₃N₅O₄397.31
512826-54-91-(4-Methoxyphenyl)-3-[[2-(5-methyl-3-nitropyrazol-1-yl)acetyl]amino]thioureaC₁₄H₁₆N₆O₄S364.39
512826-81-2(4-Bromo-2-methylpyrazol-3-yl)-pyrrolidin-1-ylmethanoneC₉H₁₂BrN₃O258.12
512826-90-31H-Pyrazole-5-carboxamide, N-cycloheptyl-1-methyl-4-nitro-C₁₂H₁₈N₄O₃266.30
512826-93-64-Chloro-N-cyclopentyl-1-methyl-1H-pyrazole-5-carboxamideC₁₀H₁₄ClN₃O227.69
512826-98-14-[(4-Bromo-1-methyl-1H-pyrazol-5-yl)carbonyl]morpholineC₉H₁₂BrN₃O₂274.12
512827-04-21-({4-Nitro-1-methyl-1H-pyrazol-3-yl}carbonyl)azepaneC₁₁H₁₆N₄O₃252.27
512827-06-4N-Cycloheptyl-4-nitro-1-methyl-1H-pyrazole-3-carboxamideC₁₂H₁₈N₄O₃266.30
512827-08-6N-Benzyl-4-chloro-1-methyl-N-pyridin-2-ylpyrazole-3-carboxamideC₁₇H₁₅ClN₄O326.79
512827-24-61-Methyl-4-nitro-N-(thiazol-2-yl)-1H-pyrazole-3-carboxamideC₈H₇N₅O₃S253.24
512827-32-64-Bromo-N-cycloheptyl-1-methyl-1H-pyrazole-5-carboxamideC₁₂H₁₈BrN₃O300.20
512827-52-04-Bromo-N-(2-ethoxyphenyl)-1-methyl-1H-pyrazole-5-carboxamideC₁₃H₁₄BrN₃O₂324.18
512827-63-31-Methyl-4-nitro-N-(thiazol-2-yl)-1H-pyrazole-5-carboxamideC₈H₇N₅O₃S253.24
512827-65-5(4-Bromo-2-methylpyrazol-3-yl)-(2,6-dimethylmorpholin-4-yl)methanoneC₁₁H₁₆BrN₃O₂302.17
512827-71-34-Bromo-N-cyclopentyl-1-methyl-1H-pyrazole-5-carboxamideC₁₀H₁₄BrN₃O272.15
51283-79-5Methylamine hydrogen cyanideC₂H₆N₂58.08
512837-95-52-{[1-(3-Methylphenyl)-2,5-dioxopyrrolidin-3-yl]sulfanyl}benzoic acidC₁₈H₁₅NO₄S341.39
512838-49-22-((1-(3-(Methoxycarbonyl)-4,5-dimethylthiophen-2-yl)-2,5-dioxopyrrolidin-3-yl)thio)benzoic acidC₁₉H₁₇NO₆S₂419.48
512839-34-8Ethyl 7-(2,5-dimethoxyphenyl)-5-phenyl-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylateC₂₂H₂₂N₄O₄406.44
512839-98-43-Methyl-N-[2-(4-morpholinyl)ethyl]-1-phenyl-5-thieno[2,3-c]pyrazolecarboxamideC₁₉H₂₂N₄O₂S370.48
51284-91-4(~13~C)FormamideCH₃NO46.03
51284-92-5Formamide-18OCH₃NO47.04
512840-45-8Benzyl 6-methyl-2-oxo-4-(4-(trifluoromethyl)phenyl)-1,2,3,4-tetrahydropyrimidine-5-carboxylateC₂₀H₁₇F₃N₂O₃390.36
51285-05-3N'-Hydroxy-2-pyrazinecarboximidamideC₅H₆N₄O138.13
51285-11-1N'-Hydroxypyrimidine-4-carboximidamideC₅H₆N₄O138.13
51285-13-3N'-HydroxycyclopropanecarboximidamideC₄H₈N₂O100.12
51285-26-8Pyridine-2-carboximidamide hydrochlorideC₆H₈ClN₃157.60
51285-58-63-(2-Methyl-propane-2-sulfonyl)-thiophene-2-carboxylic acidC₉H₁₂O₄S₂248.32
51287-57-15-(Benzoylamino)-N-(4-chlorophenyl)-3-methyl-4-isothiazolecarboxamideC₁₈H₁₄ClN₃O₂S371.85
51287-84-4Bis(dodecylthio)dimethylstannaneC₂₆H₅₆S₂Sn551.58
51288-37-0N-(4-Hydroxy-3-nitrophenyl)acetamideC₈H₈N₂O₄196.16
5129-23-73-Amino-4-ethylbenzoic acidC₉H₁₁NO₂165.19
5129-35-1n-Propyl pivalateC₈H₁₆O₂144.21
5129-54-4Methyl 8-methylnonanoateC₁₁H₂₂O₂186.29
5129-58-8Methyl 12-methyltridecanoateC₁₅H₃₀O₂242.40
5129-60-2Methyl 14-methylpentadecanoateC₁₇H₃₄O₂270.46
5129-61-3Methyl 16-methylheptadecanoateC₁₉H₃₈O₂298.51
5129-62-4Methyl 6-methyloctanoateC₁₀H₂₀O₂172.27
5129-66-8Methyl 12-methyltetradecanoateC₁₆H₃₂O₂256.43
5129-72-6N-EthylpropionamideC₅H₁₁NO101.15
51290-77-82-BenzylthiobenzimidazoleC₁₄H₁₂N₂S240.33
51290-78-94-BenzylsulfanylpyridineC₁₂H₁₁NS201.29
51290-79-02-BenzylsulfanylpyridineC₁₂H₁₁NS201.29
51291-11-35-Acetoacetyl-1,3-dimethyl-2,4,6(1H,3H,5H)-pyrimidinetrioneC₁₀H₁₂N₂O₅240.22
51291-26-0N-Methyl-2-(phenylacetyl)hydrazinecarbothioamideC₁₀H₁₃N₃OS223.30
51291-31-75-Benzyl-4-methyl-4H-1,2,4-triazole-3-thiolC₁₀H₁₁N₃S205.29
51292-42-32-(4-Bromo-1H-pyrazol-1-yl)propanoic acidC₆H₇BrN₂O₂219.04
51293-47-1(2S)-2-(((tert-Butoxy)carbonyl)amino)-3-methoxypropanoic acidC₉H₁₇NO₅219.24
51294-16-7PerfluoromethyldecalinC₁₁F₂₀512.08
51294-32-72-(Pyridin-4-yl)-1H-imidazole-4,5-dicarbonitrileC₁₀H₅N₅195.19
51294-59-87-Bromo-1,2-benzoxazol-3-olC₇H₄BrNO₂214.02
51294-75-84-Bromo-3,5-dimethyl-1-phenyl-1H-pyrazoleC₁₁H₁₁BrN₂251.13
51298-62-5L-NAME hydrochlorideC₇H₁₆ClN₅O₄269.69
513-00-8iso-OMPAC₁₂H₃₂N₄O₃P₂342.36
513-02-0Triisopropyl phosphateC₉H₂₁O₄P224.24
513-08-6Tripropyl phosphateC₉H₂₁O₄P224.24
513-10-0Echothiophate iodideC₉H₂₃INO₃PS383.23
513-12-22-(Ethylsulfonyl)ethanolC₄H₁₀O₃S138.19
513-20-2Bicyclo(3.1.0)hexan-2-one, 5-(1-methylethyl)-C₉H₁₄O138.21
513-23-5(1alpha,3alpha,4alpha,5alpha)-4-Methyl-1-(1-methylethyl)bicyclo(3.1.0)hexan-3-olC₁₀H₁₈O154.25
513-29-1Triglycine sulfateC₆H₁₇N₃O₁₀S323.28
513-31-52,3-DibromopropeneC₃H₄Br₂199.87
513-35-92-Methyl-2-buteneC₅H₁₀70.14
513-36-0Isobutyl chlorideC₄H₉Cl92.57
513-37-11-Propene, 1-chloro-2-methyl-C₄H₇Cl90.55
513-38-2Isobutyl iodideC₄H₉I184.02
513-42-8Methallyl alcoholC₄H₈O72.11
513-44-0Isobutyl mercaptanC₄H₁₀S90.19
513-48-42-IodobutaneC₄H₉I184.02
513-49-52-Butanamine, (S)-C₄H₁₁N73.14
513-53-12-ButanethiolC₄H₁₀S90.19
513-62-2Fluoroacetate anionC₂H₂FO₂-77.03
513-66-6Acetic acid, mercapto-, ion(1-)C₂H₃O₂S-91.11
513-74-6Ammonium dithiocarbamateCH₆N₂S₂110.21
513-77-9Barium carbonateCBaO₃197.34
513-78-0Cadmium carbonate (CdCO3)CCdO₃172.42
513-79-1Cobaltous carbonateCCoO₃118.94
513-81-52,3-Dimethyl-1,3-butadieneC₆H₁₀82.15
513-85-92,3-ButanediolC₄H₁₀O₂90.12
513-86-0AcetoinC₄H₈O₂88.11
513-88-21,1-DichloroacetoneC₃H₄Cl₂O126.97
513-92-8TetraiodoethyleneC₂I₄531.64
5130-17-64-Amino-2-fluorobutanoic acidC₄H₈FNO₂121.11

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