CAS number index

CAS numbers starting with 21, page 74

8,045 chemicals have a CAS number that starts with 21. They are listed in CAS order.

Showing 7,301 to 7,400 of 8,045 chemicals

CAS numberChemical nameFormulaMol. weight

2189-80-2Taraxerol acetateC₃₂H₅₂O₂468.77
2189-83-54beta,5-Epoxy-17beta-hydroxy-5beta-androstan-3-oneC₁₉H₂₈O₃304.43
2189-86-8Acetyl eburicoic acidC₃₃H₅₂O₄512.77
21890-09-52,3,4,5,6,7,8,9,10,11,12,13-Dodecahydro-2-methyl-1H-cyclopentacyclododeceneC₁₆H₂₈220.40
21890-10-83-Methylcyclopentadecane-1,5-dioneC₁₆H₂₈O₂252.40
218900-91-5ThalicpureineC₂₂H₂₇NO₅385.46
21891-56-52-[3-Hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl]-1,3-thiazolidine-4-carboxylic acidC₁₁H₁₄N₂O₄S270.31
21891-63-41,5-Dihydroxy-3-methylanthraquinoneC₁₅H₁₀O₄254.24
218915-17-4Lancilactone CC₃₀H₄₀O₄464.65
218916-51-9Euphorbia factor L2C₃₈H₄₂O₉642.75
218916-52-0Diacetyl benzoyl lathyrolC₃₁H₃₈O₇522.64
218916-64-43-((tert-Butoxycarbonyl)amino)-2-hydroxypropanoic acidC₈H₁₅NO₅205.21
21892-63-7Methylenebis(diphenylarsine)C₂₅H₂₂As₂472.30
21892-80-82-Benzoxazolinone, 3-methyl-C₈H₇NO₂149.15
218920-79-72-(2-Oxopyridin-1(2H)-yl)acetonitrileC₇H₆N₂O134.14
218921-35-82-(6-Oxo-1,6-dihydropyrimidin-1-yl)acetonitrileC₆H₅N₃O135.13
218924-25-5Knk-437C₁₃H₁₁NO₄245.23
218926-46-62-Ethyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acidC₂₁H₂₃NO₄353.42
218929-47-65-Cyclopropyl-1,3,5-triazinane-2-thioneC₆H₁₁N₃S157.24
218929-51-2Ethyl 4-amino-2-[(3-nitropyridin-2-yl)sulfanyl]pyrimidine-5-carboxylateC₁₂H₁₁N₅O₄S321.32
218929-74-93-(2-Thienylmethyl)-2-thioxo-2,3-dihydro-4(1H)-quinazolinoneC₁₃H₁₀N₂OS₂274.37
21893-97-02,6-Bis(hydroxymethyl)-4-methoxyphenolC₉H₁₂O₄184.19
218930-10-04-(2,6-Dimethylmorpholino)anilineC₁₂H₁₈N₂O206.29
218930-38-22-(3,5-Dimethyl-1H-pyrazol-4-yl)-5-methoxybenzoic acidC₁₃H₁₄N₂O₃246.27
218930-41-75-Methoxy-2-(1,3,5-trimethyl-1H-pyrazol-4-yl)benzoic acidC₁₄H₁₆N₂O₃260.29
218935-75-2(3-Aminobenzoyl)ureaC₈H₉N₃O₂179.18
218936-13-1Bas-118C₂₀H₁₈N₂O₂318.38
21894-66-63-[2-(Trifluoromethyl)phenyl]butan-2-amineC₁₁H₁₄F₃N217.23
21894-68-83-(3-Methoxyphenyl)butan-2-amineC₁₁H₁₇NO179.26
21894-72-44-Iodo-alpha-methylbenzeneethanamineC₉H₁₂IN261.11
218944-58-2tert-Butyl (2-amino-2-thioxoethyl)methylcarbamateC₈H₁₆N₂O₂S204.29
218949-48-5TesamorelinC₂₂₁H₃₆₆N₇₂O₆₇S5135.86
2189498-10-8N-[1-Methyl-3-(oxan-3-yl)-1H-pyrazol-5-yl]prop-2-enamideC₁₂H₁₇N₃O₂235.29
21895-83-02-(Prop-2-en-1-yl)cyclohexan-1-olC₉H₁₆O140.23
21896-59-3N-(2-Chloroethyl)methanesulphonamideC₃H₈ClNO₂S157.62
218966-28-0tert-Butyl N-(4-hydroxy-3-methylphenyl)carbamateC₁₂H₁₇NO₃223.27
2189684-44-2LenacapavirC₃₉H₃₂ClF₁₀N₇O₅S₂968.30
2189684-52-27-Bromo-4-chloro-1-(2,2,2-trifluoroethyl)indazol-3-amineC₉H₆BrClF₃N₃328.52
21897-65-4N-(4-Formylphenyl)prop-2-enamideC₁₀H₉NO₂175.19
2189700-02-36-[2-(4-Chlorophenyl)ethylamino]-1H-pyrimidine-2,4-dioneC₁₂H₁₂ClN₃O₂265.70
2189700-03-46-{[2-(4-Bromophenyl)ethyl]amino}-1,2,3,4-tetrahydropyrimidine-2,4-dioneC₁₂H₁₂BrN₃O₂310.15
2189730-76-31-(4-Bromo-1,2-dimethyl-1H-imidazol-5-yl)ethan-1-oneC₇H₉BrN₂O217.07
21898-19-1Clenbuterol hydrochlorideC₁₂H₁₉Cl₃N₂O313.66
21898-57-71H-Pyrrole-2,4-dicarboxylic acid, 3,5-dimethyl-, 2-ethyl 4-methyl esterC₁₁H₁₅NO₄225.24
21898-59-91-Methyl-1H-pyrrole-2-acetic acidC₇H₉NO₂139.15
21898-65-72,2,2-Trichloro-1-(1-methyl-1H-pyrrol-2-yl)-1-ethanoneC₇H₆Cl₃NO226.49
21898-84-04-Oxahomoadamantan-5-oneC₁₀H₁₄O₂166.22
21899-50-3ElephantinC₂₀H₂₂O₇374.39
2190-04-7Stearylamine acetateC₂₀H₄₃NO₂329.57
2190-24-11,3-Stearin-2-palmitinC₅₅H₁₀₆O₆863.45
2190-25-21,3-Dipalmitoyl-2-oleoylglycerolC₅₃H₁₀₀O₆833.38
2190-30-91,2-Dioleoyl-3-palmitoylglycerolC₅₅H₁₀₂O₆859.41
2190-64-92,9-DimethoxyquinacridoneC₂₂H₁₆N₂O₄372.38
2190-95-6Dimethyldecyl phosphine oxideC₁₂H₂₇OP218.32
2190-97-8Phosphine oxide, dimethylhexadecyl-C₁₈H₃₉OP302.48
21900-00-53-(2-Chlorophenyl)butan-2-amine hydrochlorideC₁₀H₁₅Cl₂N220.14
21900-14-1[3-(4-Chlorophenyl)butan-2-yl](methyl)amineC₁₁H₁₆ClN197.71
21900-23-23,4-Dimethylbenzoyl chlorideC₉H₉ClO168.62
21900-25-44-Bromo-3-methylbenzoyl chlorideC₈H₆BrClO233.49
21900-32-34-Bromo-3-chlorobenzoyl chlorideC₇H₃BrCl₂O253.91
21900-33-43-Bromo-4-methylbenzoyl chlorideC₈H₆BrClO233.49
21900-37-82,6-Dimethylbenzoyl chlorideC₉H₉ClO168.62
21900-39-05-Fluoro-2-methylbenzoyl chlorideC₈H₆ClFO172.59
21900-42-52,4-Dimethylbenzoyl chlorideC₉H₉ClO168.62
21900-46-92,3-Dimethylbenzoyl chlorideC₉H₉ClO168.62
21900-51-62-Chloro-5-fluorobenzoyl chlorideC₇H₃Cl₂FO193.00
21900-52-75-Bromo-2-chlorobenzoyl chlorideC₇H₃BrCl₂O253.91
21900-53-82-Chloro-4-methylbenzoyl chlorideC₈H₆Cl₂O189.04
21900-54-92-Chloro-4-fluorobenzoyl chlorideC₇H₃Cl₂FO193.00
21900-56-12-Chloro-3-methylbenzoyl chlorideC₈H₆Cl₂O189.04
21900-62-94-Isopropylbenzoyl chlorideC₁₀H₁₁ClO182.65
21901-18-82-Hydroxy-4-methyl-3-nitropyridineC₆H₆N₂O₃154.13
21901-29-12-Amino-6-methyl-3-nitropyridineC₆H₇N₃O₂153.14
21901-34-83-Methyl-5-nitro-2-pyridoneC₆H₆N₂O₃154.13
21901-40-62-Amino-4-methyl-5-nitropyridineC₆H₇N₃O₂153.14
21901-41-74-Methyl-5-nitro-1,2-dihydropyridin-2-oneC₆H₆N₂O₃154.13
21902-16-9Ethyl 3-(2-ethoxy-2-oxoethyl)-1,3-dihydro-2H-pyrrolo[3,4-b]quinoline-2-carboxylateC₁₈H₂₀N₂O₄328.37
21902-34-12-Chloro-4,6-di-p-tolyl-1,3,5-triazineC₁₇H₁₄ClN₃295.77
21902-37-41,3-Dichloro-7-methylisoquinolineC₁₀H₇Cl₂N212.08
21902-41-01,3,7-TrichloroisoquinolineC₉H₄Cl₃N232.50
21902-99-8WithacnistinC₃₀H₄₀O₇512.64
21905-69-12-(4-Methylphenoxy)benzoic acidC₁₄H₁₂O₃228.25
21905-73-72-(2-Methoxyphenoxy)benzoic acidC₁₄H₁₂O₄244.25
21905-75-92-(3-Methoxyphenoxy)benzoic acidC₁₄H₁₂O₄244.25
21905-78-21-Acetylindolin-2-oneC₁₀H₉NO₂175.19
21905-86-2Cinnoline-4-carboxylic acidC₉H₆N₂O₂174.16
21905-97-53-(3-Chlorophenyl)butan-2-oneC₁₀H₁₁ClO182.65
21905-98-63-(4-Chlorophenyl)butan-2-oneC₁₀H₁₁ClO182.65
2190502-57-7Arn19874C₁₉H₁₄N₄O₄S394.41
2190512-63-96-Chloro-1H,2H,3H,4H-pyrido(3,4-d)pyrimidine-2,4-dioneC₇H₄ClN₃O₂197.58
2190525-01-8tert-Butyl 1-(cyclopropylmethyl)-3-iodo-1H,4H,5H,6H,7H-pyrazolo[4,3-c]pyridine-5-carboxylateC₁₅H₂₂IN₃O₂403.26
2190538-79-32-Amino-6-bromo-3-methoxybenzamideC₈H₉BrN₂O₂245.08
21906-17-2alpha,beta-DimethylbenzeneethanamineC₁₀H₁₅N149.24
21906-31-01-(2-Bromophenyl)propan-2-oneC₉H₉BrO213.07
21906-32-11-(3-Bromophenyl)propan-2-oneC₉H₉BrO213.07
21906-34-31-(2-Iodophenyl)-2-propanoneC₉H₉IO260.07
21906-39-81-(Alpha,alpha,alpha-trifluoro-m-tolyl)acetoneC₁₀H₉F₃O202.18
21907-50-6Caesium trifluoroacetateC₂CsF₃O₂245.92
21908-10-1Ethyl 6-formylpyridine-2-carboxylateC₉H₉NO₃179.18
21908-53-2Mercuric oxideHgO216.59

All pages for 21 (81 pages)Show all

Every CAS number here is checked for a valid check digit. Confirm it with the supplier before you order. CAS Registry Number is a registered trademark of the American Chemical Society.