CAS number index

CAS numbers starting with 66, page 16

2,739 chemicals have a CAS number that starts with 66. They are listed in CAS order.

Showing 1,501 to 1,600 of 2,739 chemicals

CAS numberChemical nameFormulaMol. weight

66508-94-9Ethyl 2-(hydroxyimino)-3-oxobutanoateC₆H₉NO₄159.14
6651-34-9Isobutyraldehyde trimethylsilyl enol etherC₇H₁₆OSi144.29
6651-36-1Cyclohexene, 1-((trimethylsilyl)oxy)-C₉H₁₈OSi170.33
6651-43-01-(Trimethylsiloxy)-1,3-butadieneC₇H₁₄OSi142.27
66513-28-8IndanomycinC₃₁H₄₃NO₄493.69
66514-93-0Methcathinone hydrochloride, (-)-C₁₀H₁₄ClNO199.68
66514-99-6(S)-BaclofenC₁₀H₁₂ClNO₂213.66
66515-29-5alpha-Methylserine-O-phosphateC₄H₁₀NO₆P199.10
66516-09-4MertiatideC₈H₁₃N₃O₅S263.27
66517-46-21-(3-Chlorophenyl)-3-(pyridin-4-ylmethyl)ureaC₁₃H₁₂ClN₃O261.71
6652-04-61-Nitroso-4-phenylpiperidineC₁₁H₁₄N₂O190.25
6652-06-84-(4-Chlorophenyl)piperidine hydrochlorideC₁₁H₁₅Cl₂N232.15
6652-16-04-(3-Trifluoromethylphenyl)piperidine, HClC₁₂H₁₅ClF₃N265.71
6652-28-4Ethanone, 2-(1-methylethoxy)-1,2-diphenyl-C₁₇H₁₈O₂254.33
6652-32-03,5-Dimethoxybenzyl chlorideC₉H₁₁ClO₂186.64
66521-35-55-Methoxytryptamine-alpha,alpha,beta,beta-D4 HClC₁₁H₁₅ClN₂O230.73
66521-48-0Urea, (4-(3,3-dimethyl-1-triazenyl)phenyl)-C₉H₁₃N₅O207.24
66521-53-72-Propen-1-one, 3-(dimethylamino)-1-(4-pyridinyl)-C₁₀H₁₂N₂O176.22
66521-54-83-Dimethylamino-1-(2-pyridyl)prop-2-en-1-oneC₁₀H₁₂N₂O176.22
66521-66-24-(Pyridin-3-yl)pyrimidin-2-amineC₉H₈N₄172.19
66521-70-84-(Pyridin-4-yl)pyrimidin-2-amineC₉H₈N₄172.19
66521-84-45,6-Dihydrobenzo[h]quinazolin-2-amineC₁₂H₁₁N₃197.24
66521-85-55,6-Dihydrobenzo(H)quinazoline hydrochlorideC₁₂H₁₁ClN₂218.69
66521-88-84,5-Bis(4-methoxyphenyl)pyrimidin-2-amineC₁₈H₁₇N₃O₂307.35
66522-06-34-tert-Butyl-2-chloropyrimidineC₈H₁₁ClN₂170.64
66522-35-82-Methyl-3-(piperazin-1-yl)pyrazine dihydrochlorideC₉H₁₆Cl₂N₄251.16
66522-61-0[4-(2-Methyl-1,3-dioxolan-2-yl)phenyl]methanamineC₁₁H₁₅NO₂193.25
66522-66-51-[4-(Aminomethyl)phenyl]ethan-1-one hydrochlorideC₉H₁₂ClNO185.65
66522-78-9(2H12)CyclohexanolC₆H₁₂O112.23
66523-11-3MonoacetoacetinC₇H₁₄O₆194.18
66528-28-7Methyl N-(pyridine-4-carbonylamino)carbamodithioateC₈H₉N₃OS₂227.31
66529-17-7MidaglizoleC₁₆H₁₇N₃251.33
6653-42-55-Methyl-1H-imidazol-2-amineC₄H₇N₃97.12
6653-80-11-(Chloromethyl)-4-ethoxybenzeneC₉H₁₁ClO170.64
6653-91-4(Imidazo(1,2-b)pyridazin-6-yl)hydrazineC₆H₇N₅149.16
6653-96-9Imidazo[1,2-b]pyridazin-6-amineC₆H₆N₄134.14
66531-87-1Sodium benzoyloxybenzene-4-sulfonateC₁₃H₉NaO₅S300.27
66532-85-2PropacetamolC₁₄H₂₀N₂O₃264.32
66532-86-3Glycine, N,N-diethyl-, 4-(acetylamino)phenyl ester, hydrochloride (1:1)C₁₄H₂₁ClN₂O₃300.79
66532-88-52-((2-((2-Carboxybenzoyl)amino)anilino)carbonyl)benzoic acidC₂₂H₁₆N₂O₆404.38
66532-90-9N-(4-Methylphenyl)diphenimideC₂₁H₁₅NO₂313.36
66533-26-44-Chloroquinoline-8-sulfonyl chlorideC₉H₅Cl₂NO₂S262.12
66533-64-06-(Ethylsulfanyl)pyrazine-2-carboxylic acidC₇H₈N₂O₂S184.22
66533-95-7AF-615/25002800C₁₂H₁₀N₂O₂S246.29
66534-05-2Propanoic acid, 3-(dodecylthio)-, 1,1'-[thiobis[2-(1,1-dimethylethyl)-5-methyl-4,1-phenylene]] esterC₅₂H₈₆O₄S₃871.46
66534-97-2Bis(2-(diphenylphosphino)ethyl)amine hydrochlorideC₂₈H₃₀ClNP₂477.96
66535-86-22-(4-Chlorophenyl)(1,2,4)triazolo(5,1-a)isoquinolineC₁₆H₁₀ClN₃279.73
66536-36-53-[(2,2,6,6-Tetramethylpiperidin-4-yl)amino]propanenitrileC₁₂H₂₃N₃209.34
66536-82-122-Epi-hippurin-1C₃₀H₄₈O₇520.71
66537-55-12-Piperidinecarboxamide, N-((1S)-2-((4S)-4-(aminocarbonyl)-3-thiazolidinyl)-1-(1H-imidazol-4-ylmethyl)-2-oxoethyl)-6-oxo-, (2S)-C₁₆H₂₂N₆O₄S394.46
6654-36-0Methyl 6-oxohexanoateC₇H₁₂O₃144.17
6654-64-41,3,5-Naphthalenetrisulfonic acidC₁₀H₈O₉S₃368.37
66542-13-0N''-Methyl-N-nitro-N'-nitrosoguanidineC₂H₅N₅O₃147.09
66543-77-92-(N,N-Dimethylamino)-6,7-dihydroxytetralinC₁₂H₁₇NO₂207.27
66544-68-1Pyrrolidine-2-carbohydrazideC₅H₁₁N₃O129.16
66546-28-94-Methyl-2-quinolyl disulfideC₂₀H₁₆N₂S₂348.50
66546-92-7Methyl 2-cyano-2-propylpentanoateC₁₀H₁₇NO₂183.25
66547-09-9Maytansinol butyrateC₃₂H₄₃ClN₂O₉635.15
66548-01-4AngustifolinC₂₁H₂₈O₆376.45
66548-52-53-Chloro-6-(4-fluorophenyl)pyridazineC₁₀H₆ClFN₂208.62
66548-63-83-Chloro-6-[3-(trifluoromethyl)phenyl]pyridazineC₁₁H₆ClF₃N₂258.63
66548-69-43-Methyl-6-(3-(trifluoromethyl)phenyl)-1,2,4-triazolo(4,3-b)pyridazineC₁₃H₉F₃N₄278.24
66549-12-02-(2-Chlorophenyl)-2-(morpholin-4-yl)acetonitrileC₁₂H₁₃ClN₂O236.70
66549-15-33-Chloro-6-(2-chlorophenyl)pyridazineC₁₀H₆Cl₂N₂225.08
66549-17-52-Methyl-4-oxo-4-[3-(trifluoromethyl)phenyl]butanoic acidC₁₂H₁₁F₃O₃260.21
66549-62-06-(2-Fluorophenyl)-2,3-dihydropyridazin-3-oneC₁₀H₇FN₂O190.18
6655-27-2N'-Isopropylidene-2-nitrobenzenesulfonohydrazideC₉H₁₁N₃O₄S257.27
6655-31-82-Nitrobenzene-1-sulfonyl azideC₆H₄N₄O₄S228.19
6655-74-93,4-DichlorobenzenesulfonohydrazideC₆H₆Cl₂N₂O₂S241.10
6655-77-23-NitrobenzenesulfonohydrazideC₆H₇N₃O₄S217.21
6655-80-74-Chloro-3-nitrobenzenesulfonohydrazideC₆H₆ClN₃O₄S251.65
6655-84-12-Naphthalenecarboxamide, 3-hydroxy-4-((2-methyl-5-nitrophenyl)azo)-N-(2-methylphenyl)-C₂₅H₂₀N₄O₄440.46
66550-08-1(3aS,5aR,6R,8aR,8bR)-Octahydro-10,10-dimethyl-6,8b-ethano-8bH-cyclopenta(de)-2-benzopyran-1,4-dioneC₁₅H₂₀O₃248.32
66550-09-2MuzigadialC₁₅H₂₀O₃248.32
66553-16-02-Ethyl-1,2-butanediolC₆H₁₄O₂118.18
66553-17-12-Ethyl-1,3-butanediolC₆H₁₄O₂118.18
66553-50-2trans-1-Methyl-2-(4-methylpentyl)cyclopentaneC₁₂H₂₄168.32
66555-11-1Octadecanoic acid, ester with 2,2'-(oxybis(methylene))bis(2-(hydroxymethyl)-1,3-propanediol)C₂₈H₅₈O₉538.76
66556-23-88-Hydroxy-5,7-dimethylquinoline-2-carboxylic acidC₁₂H₁₁NO₃217.22
66556-73-8Butyloxycarbonyl-phenylalanyl-leucyl-phenylalanyl-leucyl-phenylalanineC₄₄H₅₉N₅O₈785.98
66556-77-2(R)-AcenocoumarolC₁₉H₁₅NO₆353.33
66556-78-3(S)-AcenocoumarolC₁₉H₁₅NO₆353.33
66557-45-7N-(2-((2-Chloro-4,6-dinitrophenyl)azo)-5-(diethylamino)phenyl)acetamideC₁₈H₁₉ClN₆O₅434.84
66557-64-02-(1H-Benzoimidazol-2-ylmethyl)-benzothiazoleC₁₅H₁₁N₃S265.34
66558-51-8Potassium 3-oxobut-1-en-1-olateC₄H₅KO₂124.18
6656-00-4Chromium(3+) hydrogen 3-methyl-4-[(E)-(2-oxido-5-sulfamoylphenyl)diazenyl]-1-(4-sulfamoylphenyl)-1H-pyrazol-5-olate (1/1/2)C₃₂H₂₉CrN₁₂O₁₂S₄953.92
6656-02-6Chromate(1-), hydroxy(4-(hydroxy-kappaO)-3-nitro-5-((1,2,3,4-tetrahydro-2-oxo-4-(oxo-kappaO)-3-quinolinyl)azo-kappaN1)benzenesulfonato(3-))-, sodium, (T-4)-C₁₅H₁₁CrN₄NaO₉S498.32
6656-03-7Direct Blue 98C₃₈H₂₀Cu₂N₅Na₃O₁₃S₃1046.86
6656-13-9CandicineC₁₁H₁₈NO+180.27
6656-49-1alpha,alpha,alpha-Trifluoro-3-nitro-o-xyleneC₈H₆F₃NO₂205.13
6656-60-6Benzoic acid, acetylmethyl esterC₁₀H₁₀O₃178.19
6656-72-02,6-Dichloro-3-(trifluoromethyl)anilineC₇H₄Cl₂F₃N230.02
6656-84-42-(1,3-Dioxoisoindolin-2-yl)ethyl benzoateC₁₇H₁₃NO₄295.29
66564-14-5CinitaprideC₂₁H₃₀N₄O₄402.50
66564-16-7CiclosidomineC₁₃H₂₀N₄O₃280.33
66568-97-6TsugafolinC₁₇H₁₆O₅300.31
66568-98-75-Hydroxy-2-(4-hydroxy-3-methoxyphenyl)-7-methoxy-2,3-dihydrochromen-4-oneC₁₇H₁₆O₆316.31
66569-03-7N-(4-Bromophenyl)-2-methylbenzamideC₁₄H₁₂BrNO290.16
66569-05-94'-Bromo-2-chlorobenzanilideC₁₃H₉BrClNO310.58
66569-06-02-Bromo-N-(4-chlorophenyl)benzamideC₁₃H₉BrClNO310.58

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