CAS number index

CAS numbers starting with 4, page 15

28,986 chemicals have a CAS number that starts with 4. They are listed in CAS order.

Showing 1,401 to 1,500 of 5,000 chemicals

CAS numberChemical nameFormulaMol. weight

40314-06-55-Methyl-2,3-dihydro-1H-isoindole-1,3-dioneC₉H₇NO₂161.16
40314-71-44,6-Dichloropyridine-2-carbonitrileC₆H₂Cl₂N₂173.00
40316-76-58-Hydroxy-7-methoxyflavoneC₁₆H₁₂O₄268.27
40316-83-45-Hydroxy-7,3',4'-trimethoxyisoflavoneC₁₈H₁₆O₆328.32
40318-31-83,4-Dimethyl-2,6-dinitroanilineC₈H₉N₃O₄211.18
40319-62-81-Chloro-2-(difluoromethoxy)-4-nitrobenzeneC₇H₄ClF₂NO₃223.56
4032-26-2Diquat dichlorideC₁₂H₁₂Cl₂N₂255.15
4032-80-8Bis(2-methylphenyl) disulfideC₁₄H₁₄S₂246.40
4032-86-43,3-DimethylheptaneC₉H₂₀128.26
40320-08-9N-Methyl-N'-(pyridin-3-yl)methanimidamideC₇H₉N₃135.17
40320-60-31-(Diphenylmethyl)azetidin-3-oneC₁₆H₁₅NO237.30
40321-76-41,2,3,7,8-Pentachlorodibenzo-p-dioxinC₁₂H₃Cl₅O₂356.42
40321-98-0Mono(2-ethyl-5-oxohexyl)phthalateC₁₆H₂₀O₅292.33
40321-99-1Mono-2-ethyl-5-hydroxyhexyl phthalateC₁₆H₂₂O₅294.35
40323-57-7PhaseollinisoflavanC₂₀H₂₀O₄324.38
40323-88-42-Ethyl-5-methylthiopheneC₇H₁₀S126.22
40324-35-45-Methylhex-4-ene-1-thiolC₇H₁₄S130.26
40324-54-72-(Tetrahydro-2H-pyran-2-yl)-phenolC₁₁H₁₄O₂178.23
40327-96-64-Amino-1,2,2,6,6-pentamethylpiperidineC₁₀H₂₂N₂170.30
40328-11-82,2-Diphenyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)acetamideC₂₃H₃₀N₂O350.51
40328-13-03,3-Diphenyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)propanamideC₂₄H₃₂N₂O364.53
4033-27-6Dihydrofolic acidC₁₉H₂₁N₇O₆443.42
4033-39-0L-alpha,beta-Diaminopropionic acidC₃H₈N₂O₂104.11
4033-40-3N-AcetylasparagineC₆H₁₀N₂O₄174.16
4033-46-9S-(2-Carboxyethyl)cysteineC₆H₁₁NO₄S193.22
40332-16-9Benzoimidazol-1-yl-acetic acidC₉H₈N₂O₂176.18
40332-17-0(2-Methyl-1H-benzimidazol-1-yl)acetic acidC₁₀H₁₀N₂O₂190.20
40334-96-12,4-Dimethoxy-6-methylpyridineC₈H₁₁NO₂153.18
40336-81-04-(Aminomethyl)-N,N-diethylanilineC₁₁H₁₈N₂178.28
40336-84-32-Oxooxolane-3-sulfonyl chlorideC₄H₅ClO₄S184.60
40337-07-3N-(1-Naphthyl)-2-furamideC₁₅H₁₁NO₂237.26
40337-11-95-Bromo-N-(naphthalen-1-yl)furan-2-carboxamideC₁₅H₁₀BrNO₂316.15
40338-24-7Cyclooctanone semicarbazoneC₉H₁₇N₃O183.25
40340-41-85-(Chloromethyl)-3-methyl-1,2-oxazoleC₅H₆ClNO131.56
40340-73-62-Chloro-1-(4-methylpiperazin-1-yl)ethanoneC₇H₁₃ClN₂O176.65
40341-04-6RabenzazoleC₁₂H₁₂N₄212.26
40344-07-82-Methyl-4-(2-methylpropyl)-5-oxooxolane-2-carboxylic acidC₁₀H₁₆O₄200.23
40344-80-7rac-(1R,2R,4S)-2-(Aminomethyl)bicyclo[2.2.1]heptan-2-ol hydrochlorideC₈H₁₆ClNO177.68
403479-35-62-(2-Oxoimidazolidin-1-yl)benzoic acidC₁₀H₁₀N₂O₃206.20
40348-66-1(2R)-1,2-ButanediolC₄H₁₀O₂90.12
40348-72-9Methyl 2-hydroxy-4-methylpentanoateC₇H₁₄O₃146.19
40349-67-5mPEG-EpoxideC₇H₁₆O₃148.20
403499-85-42-(5-Acetyl-2-methoxyphenyl)acetonitrileC₁₁H₁₁NO₂189.21
4035-38-53-(4-Chlorophenyl)-5-(2-furyl)-1-phenyl-4,5-dihydro-1H-pyrazoleC₁₉H₁₅ClN₂O322.80
4035-89-6N,N',2-Tris(6-isocyanatohexyl)-imidodicarbonic diamideC₂₃H₃₈N₆O₅478.59
40350-82-11-((tert-Butoxy)carbonyl)-4-hydroxypyrrolidine-2-carboxylic acidC₁₀H₁₇NO₅231.25
403501-35-9(R)-(3-Fluorophenyl)oxiraneC₈H₇FO138.14
403513-93-9[(1-Benzyl-4-methylpiperidin-4-yl)methyl](methyl)amineC₁₅H₂₄N₂232.37
403517-96-4HylocereninC₃₀H₃₄N₂O₁₇694.60
40352-87-21,3-Dihydro-2,1-benzothiazol-3-oneC₇H₅NOS151.19
40353-34-27-Nitro-1-tetraloneC₁₀H₉NO₃191.19
40353-41-12-(2-Thienyl)quinoxalineC₁₂H₈N₂S212.28
40353-62-61-(2-Amino-5-methyl-1,3-thiazol-4-yl)ethan-1-oneC₆H₈N₂OS156.21
40356-23-8N-(2-Naphthalene)sulfonyl-DL-tryptophanC₂₁H₁₈N₂O₄S394.45
40357-87-74-Hydroxy-1-methyl-1,2-dihydropyridin-2-oneC₆H₇NO₂125.13
40357-96-85-Nitrothiophene-3-carboxylic acidC₅H₃NO₄S173.15
40358-04-14-Nitrothiophene-2-sulfonyl chlorideC₄H₂ClNO₄S₂227.65
40358-30-32,4-Diphenyl-2,3-dihydro-1H-1,5-benzodiazepineC₂₁H₁₈N₂298.39
40358-33-62,3,4,5-Tetrahydro-1,5-benzothiazepineC₉H₁₁NS165.26
40359-30-62-(2-Formyl-6-methoxyphenoxy)acetic acidC₁₀H₁₀O₅210.19
40359-32-83-(Allyloxy)benzaldehydeC₁₀H₁₀O₂162.19
40359-34-0Methyl 2-(2-formylphenoxy)acetateC₁₀H₁₀O₄194.19
40359-59-92-[(3-Chlorobenzyl)oxy]benzaldehydeC₁₄H₁₁ClO₂246.69
4036-30-0(+)-Phenylsuccinic acidC₁₀H₁₀O₄194.19
4036-36-61-Ethoxy-N-(4-methoxybenzyl)-N,N-dimethyl-1-oxo-2-hexadecanaminium chlorideC₂₈H₅₀ClNO₃484.17
40360-47-22-Chloro-3,5-dibromopyridineC₅H₂Br₂ClN271.34
40360-67-61,3-Benzodioxol-5-yl(2,3-dihydro-1H-indol-1-yl)methanoneC₁₆H₁₃NO₃267.28
40360-71-2AnhydrolycorinoneC₁₆H₁₁NO₃265.27
403608-74-2(E)-1-(5-Methylthiophen-2-yl)-N-[(E)-(5-methylthiophen-2-yl)methylideneamino]methanimineC₁₂H₁₂N₂S₂248.38
40361-77-12-Amino-3-methyl-3H-imidazole-4-carboxylic acid methyl esterC₆H₉N₃O₂155.16
403611-88-12-(5-Methyl-2-(thiophen-2-yl)-1,3-oxazol-4-yl)acetic acidC₁₀H₉NO₃S223.25
403613-26-34-(((Trimethylsilyl)oxy)methyl)anilineC₁₀H₁₇NOSi195.34
403615-62-31-Acetylcyclobutane-1-carbonitrileC₇H₉NO123.16
403640-27-7MethiozolinC₁₇H₁₇F₂NO₂S337.39
403640-46-03-Bromo-5-chlorothiophene-2-carbaldehydeC₅H₂BrClOS225.49
403642-10-4Assafoetidnol AC₂₄H₃₀O₅398.50
403642-11-5Assafoetidnol BC₂₆H₃₂O₇456.54
403643-63-0N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-fluorobenzamideC₁₅H₁₂FNO₃273.26
403643-64-1N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-nitrobenzamideC₁₅H₁₂N₂O₅300.27
403643-73-22-(4-Methoxyphenoxy)-N-(4-piperidin-1-ylphenyl)acetamideC₂₀H₂₄N₂O₃340.42
403644-08-6N'-(2-Thienylmethylene)-1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carbohydrazideC₁₂H₁₂N₄OS260.32
403646-00-4Tmc-205C₁₄H₁₃NO₂227.26
403646-46-82-Bromo-6-(trifluoromethoxy)benzoic acidC₈H₄BrF₃O₃285.01
403646-47-95-Bromo-2-(trifluoromethoxy)benzoic acidC₈H₄BrF₃O₃285.01
403646-48-02-Bromo-5-(trifluoromethoxy)benzoic acidC₈H₄BrF₃O₃285.01
403649-46-7(E)-3-(4-(Benzyloxy)phenyl)-N'-(4-methoxybenzylidene)-1H-pyrazole-5-carbohydrazideC₂₅H₂₂N₄O₃426.48
403649-64-9N'-(5-BR-2-Hydroxybenzylidene)-3-(4-fluorophenyl)-1H-pyrazole-5-carbohydrazideC₁₇H₁₂BrFN₄O₂403.21
40365-61-52-(3-Butynyloxy)tetrahydro-2H-pyranC₉H₁₄O₂154.21
40365-64-8Hexa-4,5-dien-1-olC₆H₁₀O98.14
403650-64-6(Z)-3-(4-Ethylphenyl)-N'-(2-hydroxybenzylidene)-1H-pyrazole-5-carbohydrazideC₁₉H₁₈N₄O₂334.38
403650-65-7(E)-N'-(4-(Dimethylamino)benzylidene)-3-(4-ethylphenyl)-1H-pyrazole-5-carbohydrazideC₂₁H₂₃N₅O361.45
403655-97-0(3S)-2-Oxooxetan-3-aminium tetrafluoroborateC₃H₆BF₄NO₂174.89
403656-89-3(7Alpha)-3-hydroxy-7-[9-[(4,4,5,5,5-pentafluoropentyl)sulfinyl]nonyl]-estra-1,3,5(10)-trien-17-oneC₃₂H₄₅F₅O₃S604.77
403659-19-83-(4-Propoxyphenyl)-N'-(1-(4-pyridinyl)ethylidene)-1H-pyrazole-5-carbohydrazideC₂₀H₂₁N₅O₂363.42
40366-40-32,2'-(1,3,5,7-Tetraoxo-3a,4,4a,5,7,7a,8,8a-octahydro-4,8-ethenopyrrolo[3,4-f]isoindole-2,6(1H,3H)-diyl)diacetic acidC₁₆H₁₄N₂O₈362.29
403660-13-9N-[(E)-(3-Nitrophenyl)methylideneamino]-2-pyrimidin-2-ylsulfanylacetamideC₁₃H₁₁N₅O₃S317.33
403660-57-15-Ethynyl-1H-indazoleC₉H₆N₂142.16
403661-76-7(3S)-3-Amino-4-(2-bromophenyl)butanoic acid hydrochlorideC₁₀H₁₃BrClNO₂294.58
403661-79-0(S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(2-bromophenyl)butanoic acidC₂₅H₂₂BrNO₄480.36
403665-65-61-(1,3-Benzodioxol-5-yl)-2-pyridin-2-ylsulfanylethanoneC₁₄H₁₁NO₃S273.31

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