CAS number index

CAS numbers starting with 657

162 chemicals have a CAS number that starts with 657. They are listed in CAS order.

Showing 1 to 100 of 162 chemicals

CAS numberChemical nameFormulaMol. weight

657-02-31,2-Dichloro-3-nitro-5-(trifluoromethyl)benzeneC₇H₂Cl₂F₃NO₂260.00
657-05-62-Chloro-5-(trifluoromethyl)benzoyl chlorideC₈H₃Cl₂F₃O243.01
657-06-72-Chloro-5-(trifluoromethyl)benzoic acidC₈H₄ClF₃O₂224.56
657-15-82,2,2-Trifluoro-1-(3-nitrophenyl)ethan-1-oneC₈H₄F₃NO₃219.12
657-24-9MetforminC₄H₁₁N₅129.17
657-26-1Lysine dihydrochlorideC₆H₁₆Cl₂N₂O₂219.11
657-27-2L-Lysine monohydrochlorideC₆H₁₅ClN₂O₂182.65
657-36-34-(Trifluoromethyl)piperidineC₆H₁₀F₃N153.15
657-64-72-Bromo-1-(bromomethyl)-4-(trifluoromethyl)benzeneC₈H₅Br₂F₃317.93
657-78-3m-Formotoluidide, alpha,alpha,alpha-trifluoro-C₈H₆F₃NO189.14
657-84-1Sodium p-toluenesulfonateC₇H₈NaO₃S195.19
6570-36-1N-[(3,4-Dimethoxyphenyl)methyl][1,1'-biphenyl]-4-carboxamideC₂₂H₂₁NO₃347.41
6570-91-81-Bromo-2,4-dimethylpentaneC₇H₁₅Br179.10
6570-93-02-Bromo-5-methylhexaneC₇H₁₅Br179.10
6570-95-21-Bromo-4,4-dimethylpentaneC₇H₁₅Br179.10
65702-08-11-(6-Methyl-2-pyridinyl)acetoneC₉H₁₁NO149.19
65705-44-42-Amino-4-(4-bromophenyl)-5-methylthiazoleC₁₀H₉BrN₂S269.17
65706-99-2Z-D-Glu-OBzlC₂₀H₂₁NO₆371.39
65707-69-92-Diphenylacetylamino-propionic acidC₁₇H₁₇NO₃283.33
65707-74-6N-DiphenylacetylglycineC₁₆H₁₅NO₃269.30
65707-83-72-(2,2-Diphenylacetamido)-3-phenylpropanoic acidC₂₃H₂₁NO₃359.43
65707-89-33-Diphenylacetylaminopropionic acidC₁₇H₁₇NO₃283.33
65709-23-12-(Benzo[d][1,3]dioxol-5-yl)-2-oxoacetaldehyde hydrateC₉H₈O₅196.16
65709-24-22-(1,3-Benzodioxol-5-yl)piperazineC₁₁H₁₄N₂O₂206.25
65709-27-52-(2-Methoxyphenyl)piperazineC₁₁H₁₆N₂O192.26
65709-33-32-(4-Fluorophenyl)piperazineC₁₀H₁₃FN₂180.23
65709-47-92-(3,4,5-Trimethoxyphenyl)piperazineC₁₃H₂₀N₂O₃252.31
65709-60-64-(Piperazin-2-yl)phenol dihydrochlorideC₁₀H₁₆Cl₂N₂O251.16
65709-93-5(-)-Tabtoxinine beta-lactamC₇H₁₂N₂O₄188.18
6571-43-35,6,7,8,9,10,11,12,13,14-Decahydrocyclododeca(b)pyridineC₁₅H₂₃N217.36
6571-78-43-Bromo-2-(butylsulfanylmethyl)imidazo[1,2-a]pyridineC₁₂H₁₅BrN₂S299.24
65710-07-8Apramycin sulfateC₂₁H₄₃N₅O₁₅S637.66
65710-34-1L-Glutamic acid, diethyl ester, hydrochlorideC₉H₁₈ClNO₄239.70
65713-63-5Ethyl 5-methyl-3-oxo-1,2-dihydropyrrole-4-carboxylateC₈H₁₁NO₃169.18
65714-69-4Coleon UC₂₀H₂₆O₅346.42
65715-12-0ClaforanC₁₆H₁₆N₅NaO₇S₂477.46
65715-48-2Methyl 4-(4-methylpiperazin-1-yl)-3-nitrobenzoateC₁₃H₁₇N₃O₄279.30
65715-93-7tert-Butyl (2R)-2-amino-2-phenylacetateC₁₂H₁₇NO₂207.27
65716-53-22-Hydroxy-4-methoxy-7-methyl-7,8,9,10,11,12,13,14-octahydro-6-oxabenzocyclododecen-5-oneC₁₇H₂₄O₄292.38
65717-13-74-Pyrimidinecarboxylic acid, 1,2,3,6-tetrahydro-5-nitro-2,6-dioxo-, potassium salt (1:1)C₅H₂KN₃O₆239.18
65717-97-7DisofeninC₁₈H₂₆N₂O₅350.42
65717-99-9N-Acetyldopamine quinoneC₁₀H₁₁NO₃193.20
65718-85-6DihydrocitrinoneC₁₃H₁₄O₆266.25
65719-03-13-(3,4-Dihydro-2H-pyrrol-5-yl)-2-methylpyridineC₁₀H₁₂N₂160.22
65719-09-7Methyl 2-methylnicotinateC₈H₉NO₂151.16
65725-06-6Neosolaniol diacetateC₂₃H₃₀O₁₀466.48
65725-10-28-DeoxylactucinC₁₅H₁₆O₄260.29
65725-11-3LactupicrinC₂₃H₂₂O₇410.42
65726-24-1Nabumetone alcoholC₁₅H₁₈O₂230.31
65726-66-13-[(1,4-Dioxo-1,4-dihydronaphthalen-2-yl)sulfanyl]propanoic acidC₁₃H₁₀O₄S262.29
65728-21-45-[2-(4-Methoxyphenyl)ethenyl]benzene-1,3-diolC₁₅H₁₄O₃242.27
6573-11-11,4,7-TrithiacyclononaneC₆H₁₂S₃180.36
6573-15-52,3,5,6-Tetrahydro-1H-imidazo[1,2-a]imidazoleC₅H₉N₃111.15
65731-83-1(R)-Cyano(3-phenoxyphenyl)methyl (1R,3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylateC₂₂H₁₉Cl₂NO₃416.30
65732-69-6(2S)-Pyrrolidine-2-carbonitrile hydrochlorideC₅H₉ClN₂132.59
65733-16-6S-MethopreneC₁₉H₃₄O₃310.48
65733-18-8S-HydropreneC₁₇H₃₀O₂266.43
65735-07-13-Methyl-1,2-oxazole-5-carbonitrileC₅H₄N₂O108.10
65735-10-62-Methylthiazole-5-carbonitrileC₅H₄N₂S124.17
65735-68-42-(Morpholin-4-yl)pyrimidin-5-amineC₈H₁₂N₄O180.21
65735-71-94-Chloro-3-(trifluoromethyl)benzyl alcoholC₈H₆ClF₃O210.58
657350-29-32,4-Dichloro-6-(7-methoxy-4,5-dihydropyrrolo[1,2-a]quinoxalin-4-yl)phenolC₁₈H₁₄Cl₂N₂O₂361.23
657350-40-82-(((2-Aminophenyl)thio)methyl)quinazolin-4(3H)-oneC₁₅H₁₃N₃OS283.36
657350-42-03-Nitro-2,6-dipiperidinobenzoic acidC₁₇H₂₃N₃O₄333.39
65738-69-42-[(Adamantan-1-ylmethyl)-amino]-ethanolC₁₃H₂₃NO209.33
65739-31-3N-(Benzylcarbamothioyl)-4-methylbenzamideC₁₆H₁₆N₂OS284.38
65739-64-26-(1,3-Diazinan-2-ylidene)cyclohexa-2,4-dien-1-oneC₁₀H₁₂N₂O176.22
657391-86-18-Methoxy-2-methylquinolin-4-amineC₁₁H₁₂N₂O188.23
6574-15-8Piperidine, 1-(4-nitrophenyl)-C₁₁H₁₄N₂O₂206.25
6574-71-6Tricyclo(17.2.2.2(3,6))pentacosa-1(22),3(25),4,6(24),19(23),20-hexaeneC₂₅H₃₄334.55
6574-86-32-(4-Chloro-3-methylphenoxy)-N-pyridin-2-ylacetamideC₁₄H₁₃ClN₂O₂276.72
6574-95-42-(2-Cyanophenoxy)acetic acidC₉H₇NO₃177.16
6574-97-62,3-DichlorobenzonitrileC₇H₃Cl₂N172.01
6574-98-72,4-DichlorobenzonitrileC₇H₃Cl₂N172.01
6574-99-83,4-DichlorobenzonitrileC₇H₃Cl₂N172.01
65740-56-95-Amino-6-methoxy-1,3-dihydro-2H-benzimidazol-2-oneC₈H₉N₃O₂179.18
657401-18-8MicromideC₄₉H₇₃N₇O₇S904.23
657401-19-9GuamamideC₂₅H₄₅NO₈487.63
657408-07-62-Dicyclohexylphosphino-2',6'-dimethoxybiphenylC₂₆H₃₅O₂P410.54
657423-53-53-(3-(Chloromethyl)-1,2,4-oxadiazol-5-yl)benzonitrileC₁₀H₆ClN₃O219.63
657423-57-93-(Chloromethyl)-5-(3-chlorophenyl)-1,2,4-oxadiazoleC₉H₆Cl₂N₂O229.07
657425-07-54-Chloro-2-ethynyl-1-fluorobenzeneC₈H₄ClF154.57
657427-46-84-Bromo-2-ethynyl-1-fluorobenzeneC₈H₄BrF199.02
657428-42-7tert-Butyl 4,6-dihydropyrrolo(3,4-c)pyrazole-5(1H)-carboxylateC₁₀H₁₅N₃O₂209.25
65745-47-3Chaetoglobosin JC₃₂H₃₆N₂O₄512.65
65746-55-63-(2-Phenyl-1H-indol-1-yl)propanoic acidC₁₇H₁₅NO₂265.31
65749-30-6Acetic acid, 2-iodo-, lithium salt (1:1)C₂H₂ILiO₂191.88
65749-31-7N-[4-(Ethylsulfonylamino)phenyl]ethanesulfonamideC₁₀H₁₆N₂O₄S₂292.38
65749-98-61,3-Dihydro-2H-1,5-benzodiazepin-2-oneC₉H₈N₂O160.18
6575-00-43,5-DichlorobenzonitrileC₇H₃Cl₂N172.01
6575-05-92,4,6-TrichlorobenzonitrileC₇H₂Cl₃N206.46
6575-07-16-Chloro-2-nitrobenzonitrileC₇H₃ClN₂O₂182.57
6575-08-22-Bromo-6-chlorobenzonitrileC₇H₃BrClN216.47
6575-09-32-Chloro-6-methylbenzonitrileC₈H₆ClN151.60
6575-10-62-Chloro-6-methoxybenzonitrileC₈H₆ClNO167.59
6575-11-72-Amino-6-chlorobenzonitrileC₇H₅ClN₂152.58
6575-12-82,6-DibromobenzonitrileC₇H₃Br₂N260.92
6575-13-92,6-DimethylbenzonitrileC₉H₉N131.18
6575-24-22,6-Dichlorophenylacetic acidC₈H₆Cl₂O₂205.04
6575-25-3Benzene, 1,3-dichloro-2-ethynyl-C₈H₄Cl₂171.03

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