CAS number index

CAS numbers starting with 20, page 59

7,121 chemicals have a CAS number that starts with 20. They are listed in CAS order.

Showing 5,801 to 5,900 of 7,121 chemicals

CAS numberChemical nameFormulaMol. weight

2090802-31-4Methyl 3-bromoindolizine-2-carboxylateC₁₀H₈BrNO₂254.08
2090804-77-45-Bromo-4-ethylthiophene-2-carboxylic acidC₇H₇BrO₂S235.10
2090810-87-8Methyl 5-formyl-1-methyl-1H-imidazole-4-carboxylateC₇H₈N₂O₃168.15
2090813-96-84-Methanesulfonyl-5-methylfuran-2-carbaldehydeC₇H₈O₄S188.20
2090835-78-0Methyl 2-(5-bromo-1-methyl-1H-pyrazol-4-yl)acetateC₇H₉BrN₂O₂233.06
2090836-68-11-Bromo-2-(chloromethyl)-5-fluoro-4-methylbenzeneC₈H₇BrClF237.50
2090843-11-92-Bromo-5-hydroxy-3-methylbenzonitrileC₈H₆BrNO212.05
2090850-25-01-Bromo-2-(bromomethyl)-5-fluoro-4-methylbenzeneC₈H₇Br₂F281.95
2090852-80-34-Hydroxy-6,6-dimethylpiperidin-2-oneC₇H₁₃NO₂143.19
2090856-64-52-(2-Bromo-3-chloro-6-methylphenyl)acetic acidC₉H₈BrClO₂263.52
2090858-52-72-(4-Bromo-2-fluoro-6-methylphenyl)acetonitrileC₉H₇BrFN228.06
2090867-03-9N4,N4-dimethyl-2-(morpholin-4-yl)pyrimidine-4,5-diamineC₁₀H₁₇N₅O223.28
2090867-39-1Methyl 2-amino-4-bromopyrimidine-5-carboxylateC₆H₆BrN₃O₂232.04
2090867-60-85-(Trifluoromethyl)furan-2-sulfonyl chlorideC₅H₂ClF₃O₃S234.58
2090868-07-6tert-Butyl 3-(fluorosulfonyl)pyrrolidine-1-carboxylateC₉H₁₆FNO₄S253.29
2090870-74-72-(3-Bromo-2,5-dichlorophenyl)acetonitrileC₈H₄BrCl₂N264.94
2090880-14-91-(3,3-Dimethoxycyclobutyl)ethan-1-oneC₈H₁₄O₃158.20
2090884-32-39-Methyl-2-oxa-6,9-diazaspiro(4.5)decaneC₈H₁₆N₂O156.23
2090886-23-85-Formyl-1,3-thiazole-2-carbonitrileC₅H₂N₂OS138.15
2090900-94-85-Bromo-2-chloro-3-fluoropyridine-4-carbaldehydeC₆H₂BrClFNO238.44
2090909-62-7Methyl 7-bromo-1,2-benzoxazole-4-carboxylateC₉H₆BrNO₃256.06
2090914-99-95-(4-Bromo-1H-pyrazol-1-yl)pyridine-3-carbonitrileC₉H₅BrN₄249.07
2090917-51-24-Chloropyrazolo[1,5-a]pyrazine-2-carboxylic acidC₇H₄ClN₃O₂197.58
2090920-58-25-Amino-1,2,4-oxadiazole-3-carbonitrileC₃H₂N₄O110.08
2090926-86-4N-(4-Aminophenyl)-N,N-dimethylmethanesulfonoimidamideC₉H₁₅N₃OS213.31
2090929-15-82-Bromo-5-(4-fluorophenyl)-1,3-oxazole-4-carboxylic acidC₁₀H₅BrFNO₃286.06
2090940-48-8Methyl 5-bromo-2-(bromomethyl)-1-benzothiophene-3-carboxylateC₁₁H₈Br₂O₂S364.06
2090946-64-65-Chloroimidazo[1,2-c]pyrimidine-7-carbonitrileC₇H₃ClN₄178.58
2090950-18-65-Oxaspiro[2.4]heptane-6-carboxylic acidC₇H₁₀O₃142.15
2090953-73-22-Fluoro-4-(hydroxymethyl)-6-methoxybenzonitrileC₉H₈FNO₂181.17
2090954-33-73,3-Difluoro-2,2-dimethylpentanoic acidC₇H₁₂F₂O₂166.17
2090958-10-22-(3-Bromo-5-chloro-4-methylphenyl)acetonitrileC₉H₇BrClN244.52
2090958-77-16-Cyano-1,2,3,4-tetrahydronaphthalene-1-carboxylic acidC₁₂H₁₁NO₂201.22
2090964-96-62-Bromo-3-fluoro-5-(trifluoromethyl)benzoic acidC₈H₃BrF₄O₂287.01
2090965-01-62-Bromo-4-fluoro-5-(trifluoromethyl)benzonitrileC₈H₂BrF₄N268.01
2090967-71-61-((1-(tert-Butoxycarbonyl)azetidin-3-yl)methyl)-1H-1,2,3-triazole-4-carboxylic acidC₁₂H₁₈N₄O₄282.30
2090975-10-1Methyl 5-amino-3-chloro-1,2-thiazole-4-carboxylateC₅H₅ClN₂O₂S192.63
2090975-80-55-Bromo-2-(bromomethyl)-1,3-dimethylbenzeneC₉H₁₀Br₂277.99
2090976-29-55-tert-Butyl-2-chloropyridine-3-carbonitrileC₁₀H₁₁ClN₂194.66
2090979-52-37-Bromo-1H-indazole-5-carbonitrileC₈H₄BrN₃222.04
2090980-46-21-Bromo-4-(chloromethyl)-5-fluoro-2-methylbenzeneC₈H₇BrClF237.50
2090982-63-9(5-Bromo-2-chloro-4-methylphenyl)methanolC₈H₈BrClO235.51
2090986-52-81-(5-Methyl-1,3,4-thiadiazol-2-yl)ethan-1-oneC₅H₆N₂OS142.18
2090990-22-85-(Bromomethyl)spiro(2.3)hexaneC₇H₁₁Br175.07
2090998-14-22-Methyl-7-(trifluoromethyl)-1,4-oxazepaneC₇H₁₂F₃NO183.17
2091-24-94,7,10,13,16,19-Docosahexaenoic acidC₂₂H₃₂O₂328.50
2091-25-0Adrenic acidC₂₂H₃₆O₂332.53
2091-26-18,11,14,17-Eicosatetraenoic acidC₂₀H₃₂O₂304.47
2091-27-211,14,17-Eicosatrienoic acidC₂₀H₃₄O₂306.49
2091-28-36,9,12,15-Octadecatetraenoic acidC₁₈H₂₈O₂276.42
2091-29-49-Hexadecenoic acidC₁₆H₃₀O₂254.41
2091-39-6Eicosa-11,14-dienoic acidC₂₀H₃₆O₂308.51
2091-51-2Phenol, 4-(bromomethyl)-2,6-bis(1,1-dimethylethyl)-C₁₅H₂₃BrO299.25
2091000-39-23-Bromopyrazolo(1,5-a)pyridine-5-carbaldehydeC₈H₅BrN₂O225.04
2091008-99-86,6-Dimethyl-5H,6H,7H-pyrazolo(3,2-b)(1,3)oxazine-3-sulfonyl chlorideC₈H₁₁ClN₂O₃S250.71
2091012-43-83-Methylbicyclo(1.1.1)pentan-1-olC₆H₁₀O98.14
2091021-83-72-(2-Fluoro-4-methoxy-6-methylphenyl)acetic acidC₁₀H₁₁FO₃198.19
2091023-52-6Methyl 3-bromo-5H,6H,7H,8H-imidazo(1,5-a)pyridine-7-carboxylateC₉H₁₁BrN₂O₂259.10
2091036-90-5Ethyl 2-amino-4-chloro-1H-imidazole-5-carboxylateC₆H₈ClN₃O₂189.60
2091037-05-52-Chloro-4-hydrazinyl-1,8-naphthyridineC₈H₇ClN₄194.63
2091042-00-94-Bromo-2-hydroxy-6-(trifluoromethyl)benzaldehydeC₈H₄BrF₃O₂269.02
2091048-61-03-Bromo-1H-pyrazolo(4,3-c)pyridine-7-carbonitrileC₇H₃BrN₄223.03
2091049-56-65-Bromo-2-(bromodifluoromethyl)pyridineC₆H₃Br₂F₂N286.90
2091054-82-74-Chloro-2-cyano-1-benzothiophene-7-carboxylic acidC₁₀H₄ClNO₂S237.67
2091061-17-33-({[(tert-Butoxy)carbonyl]amino}methyl)-1-methyl-1H-pyrazole-4-carboxylic acidC₁₁H₁₇N₃O₄255.27
2091068-61-81-(Bromomethyl)-5-chloro-2-fluoro-3-(trifluoromethyl)benzeneC₈H₄BrClF₄291.47
2091073-64-04-Methyl-2-phenylpent-3-en-2-amineC₁₂H₁₇N175.28
2091099-33-93-(Pyridin-4-yloxy)cyclobutan-1-oneC₉H₉NO₂163.18
2091100-60-44-(Dimethylamino)-4-methylcyclohexan-1-oneC₉H₁₇NO155.24
2091102-07-56-Azaspiro[3.4]octane-2,5-dioneC₇H₉NO₂139.15
2091103-62-55-(Hydroxymethyl)-1-methyl-1H-pyrazole-3-carbonitrileC₆H₇N₃O137.14
2091116-21-94,5-Dibromo-3-methylfuran-2-carboxylic acidC₆H₄Br₂O₃283.90
2091116-27-51-(1-(((9H-Fluoren-9-yl)methoxy)carbonyl)pyrrolidin-3-yl)-1H-1,2,3-triazole-4-carboxylic acidC₂₂H₂₀N₄O₄404.43
2091129-67-62-(2-Chloropyridin-4-yl)-2-methylpropanenitrileC₉H₉ClN₂180.64
2091132-83-9Ethyl 2-bromo-4H,5H,6H-pyrrolo[1,2-b]pyrazole-3-carboxylateC₉H₁₁BrN₂O₂259.10
2091134-68-6GolidocitinibC₂₅H₃₁N₉O₂489.58
2091137-58-33-Methoxypyrazine-2-sulfonyl fluorideC₅H₅FN₂O₃S192.17
2091139-01-24-Chloro-5-cyanopyridine-3-sulfonyl chlorideC₆H₂Cl₂N₂O₂S237.07
2091144-03-34-Hydroxy-1-methyl-1H-pyrazole-5-carbonitrileC₅H₅N₃O123.11
2091144-14-65-Bromo-2-(bromomethyl)-1-fluoro-3-methylbenZeneC₈H₇Br₂F281.95
2091152-38-22-(1-Aminocyclopropyl)acetonitrileC₅H₈N₂96.13
2091154-19-51-(1-(((9H-Fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)-1H-1,2,3-triazole-4-carboxylic acidC₂₃H₂₂N₄O₄418.45
2091154-26-42-(4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)piperidin-1-yl)pyridine-4-carboxylic acidC₂₆H₂₅N₃O₄443.50
2091160-90-4Ethyl 4-chlorosulfonyl-3-methyl-1H-pyrrole-2-carboxylateC₈H₁₀ClNO₄S251.69
2091168-78-2Methyl 5-aminopyridazine-3-carboxylateC₆H₇N₃O₂153.14
2091169-08-1Methyl 5-formyl-1,3-oxazole-2-carboxylateC₆H₅NO₄155.11
2091180-72-02-(3-Methyloxolan-2-yl)acetic acidC₇H₁₂O₃144.17
2091184-65-33-Chloro-5-(pentafluoroethyl)pyridazineC₆H₂ClF₅N₂232.54
2091184-86-8Methyl 3-bromo-1-benzothiophene-7-carboxylateC₁₀H₇BrO₂S271.13
2091198-51-3tert-Butyl 2-(hydroxymethyl)-3,3-dimethylmorpholine-4-carboxylateC₁₂H₂₃NO₄245.32
2091217-82-04-Bromo-6-(cyclopropylmethyl)pyrimidineC₈H₉BrN₂213.08
2091244-29-82-(6-Carbamoylpyridin-3-yl)acetic acidC₈H₈N₂O₃180.16
2091246-62-56-Methoxyisoquinoline-8-carboxylic acidC₁₁H₉NO₃203.20
209125-28-02-(2-Heptynylthio)-phenol acetateC₁₅H₁₈O₂S262.37
2091251-61-3Methyl 3-formyl-1H-pyrrolo(2,3-c)pyridine-4-carboxylateC₁₀H₈N₂O₃204.19
2091254-13-42-Aminospiro[3.3]heptane-2-carbonitrileC₈H₁₂N₂136.20
209126-15-86,7,9,10,12,13,15,16,18,19,26,27,29,30,32,33-Hexadecahydrodibenzo[b,N][1,4,7,10,13,16,19,22,25,28]decaoxacyclotriacontineC₂₈H₄₀O₁₀536.62
2091264-97-8rac-(2R,3S)-3-(Trifluoromethyl)-1,4-dioxane-2-carboxylic acidC₆H₇F₃O₄200.11
2091272-22-75-Bromo-6-fluoro-2-methyl-2H-indazoleC₈H₆BrFN₂229.05
2091279-46-6Methyl 1-(2-hydroxyphenyl)pyrrolidine-3-carboxylateC₁₂H₁₅NO₃221.26

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