CAS number index

CAS numbers starting with 21, page 73

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

Showing 7,201 to 7,300 of 8,045 chemicals

CAS numberChemical nameFormulaMol. weight

218610-31-21-(2-Methoxyphenyl)piperidin-4-oneC₁₂H₁₅NO₂205.26
218610-57-21-Bromo-2-(2,2,2-trifluoroethoxy)benzeneC₈H₆BrF₃O255.03
218613-68-41-(3,4-Dimethoxybenzoyl)-1,2,3,4-tetrahydroquinolineC₁₈H₁₉NO₃297.35
21863-06-9AlumatraneC₆H₁₂AlNO₃173.15
21863-51-46-Methylquinoline-8-sulfonyl chlorideC₁₀H₈ClNO₂S241.70
21863-56-93-(Chloromethyl)quinoline hydrochlorideC₁₀H₉Cl₂N214.09
218631-44-81-(4-Methoxyphenyl)-3-methyl-1H-pyrazole-5-carboxylic acidC₁₂H₁₂N₂O₃232.24
218632-01-03-Fluoro-4-nitrobenzonitrileC₇H₃FN₂O₂166.11
21864-21-1Lithium niobium isopropoxideC₁₈H₄₇LiNbO₆459.42
21864-26-62-Propanol, potassium tantalum(5+) salt (6:1:1)C₁₈H₄₂KO₆Ta574.57
21864-27-7Lithium niobium tert-butoxideC₂₄H₅₉LiNbO₆543.58
21864-30-2Lithium tantalum tert-butoxide, 99.9% (metals basis), 10% w/v in tert-butanolC₂₄H₅₉LiO₆Ta631.62
21864-49-33-[4-(Fluorosulfonyl)phenyl]propanoic acidC₉H₉FO₄S232.23
21864-68-62,6-Dimethoxy-N-methylbenzamideC₁₀H₁₃NO₃195.22
21864-70-02,6-Dimethoxy-N-(2-methylphenyl)benzamideC₁₆H₁₇NO₃271.32
21864-76-62-Ethyl-2-methylbutanenitrileC₇H₁₃N111.19
21865-07-6(Propylsulfinyl)benzeneC₉H₁₂OS168.26
21865-17-83-(Trimethylammonio)propane-1-sulfonateC₆H₁₅NO₃S181.26
21865-50-96-Bromo-1,2,3,4-tetrahydrocarbazoleC₁₂H₁₂BrN250.14
2186693-85-4Majusculoic acidC₁₅H₂₃BrO₂315.25
21867-69-61-((4-Methoxyphenyl)methyl)piperazineC₁₂H₁₈N₂O206.29
21867-70-91-[(4-Ethoxyphenyl)methyl]piperazineC₁₃H₂₀N₂O220.32
21867-88-92H,3H-Benzo[e]1,4-dioxin-2-yl 4-ethylpiperazinyl ketoneC₁₅H₂₀N₂O₃276.34
21867-92-5(4-Benzylpiperazin-1-yl)-(2,3-dihydro-1,4-benzodioxin-3-yl)methanoneC₂₀H₂₂N₂O₃338.41
2186700-33-2ErvogastatC₂₁H₂₁N₅O₄407.43
21868-77-92-Nitro-N-(quinolin-8-yl)benzenesulfonamideC₁₅H₁₁N₃O₄S329.34
21868-80-45H-Quinolino[8,7-c][1,2]benzothiazine 6,6-dioxideC₁₅H₁₀N₂O₂S282.32
2187-27-1N-(1-Hydroxy-2-oxo-2-phenylethyl)acetamideC₁₀H₁₁NO₃193.20
21870-97-3(10E,12Z)-Octadecadienoic acid methyl esterC₁₉H₃₄O₂294.48
21871-10-3VernodalinC₁₉H₂₀O₇360.36
21871-44-35-(3-Nitrophenyl)-2H-1,2,3,4-tetrazoleC₇H₅N₅O₂191.15
21871-47-65-Benzylthio-1H-tetrazoleC₈H₈N₄S192.25
21871-49-85-(Butylthio)-2H-tetrazoleC₅H₁₀N₄S158.23
21872-32-2(S)-(-)-alpha-Methylbenzyl isocyanideC₉H₉N131.18
21873-52-94(1H)-Quinolinone, 5,7-dichloro-C₉H₅Cl₂NO214.05
21873-96-12-(Prop-2-en-1-ylsulfanyl)-3,4-dihydroquinazolin-4-oneC₁₁H₁₀N₂OS218.28
21874-06-64-PhenylcinnolineC₁₄H₁₀N₂206.25
21874-61-3Methyl 6-bromo-3-hydroxypyrazine-2-carboxylateC₆H₅BrN₂O₃233.02
2187426-29-3rac-(3aR,5R,6aR)-4-[(tert-butoxy)carbonyl]-hexahydro-2H-furo[3,2-b]pyrrole-5-carboxylic acidC₁₂H₁₉NO₅257.29
2187426-49-72-Azabicyclo[4.1.0]heptan-1-ylmethanol hydrochlorideC₇H₁₄ClNO163.65
2187426-54-4(1R,5R)-3-Azabicyclo(3.1.0)hexane-1-carboxylic acid hydrochlorideC₆H₁₀ClNO₂163.60
2187426-74-8rac-(1R,3aR,6aS)-2-{[(9H-fluoren-9-yl)methoxy]carbonyl}-octahydrocyclopenta[c]pyrrole-1-carboxylic acidC₂₃H₂₃NO₄377.44
2187426-81-7rac-(3R,4S)-1-((tert-Butoxy)carbonyl)-4-(2,4-difluorophenyl)pyrrolidine-3-carboxylic acidC₁₆H₁₉F₂NO₄327.33
2187426-82-8rac-(1R,2S)-2-(3H-Imidazo(4,5-b)pyridin-2-yl)cyclopropane-1-carboxylic acidC₁₀H₉N₃O₂203.20
2187435-04-53,3-Diethylpyrrolidine hydrochlorideC₈H₁₈ClN163.69
2187435-19-2Methyl 6-fluoro-4-(methylamino)pyridine-3-carboxylateC₈H₉FN₂O₂184.17
2187435-29-41-Isothiocyanatobicyclo[1.1.1]pentaneC₆H₇NS125.20
2187461-28-34-(Dibromomethylidene)oxaneC₆H₈Br₂O255.94
2187489-08-1Midd-0301C₁₉H₁₃BrFN₃O₂414.23
21875-37-6N-(3-Chlorophenyl)-2,6-dimethoxybenzamideC₁₅H₁₄ClNO₃291.73
21875-40-12,6-Dimethoxy-N-(2-methoxyphenyl)benzamideC₁₆H₁₇NO₄287.31
21875-41-22,6-Dimethoxy-N-(3-methoxyphenyl)benzamideC₁₆H₁₇NO₄287.31
21875-42-32,6-Dimethoxy-N-(4-methoxyphenyl)benzamideC₁₆H₁₇NO₄287.31
21875-67-27-Chloro-N-methylquinolin-4-amineC₁₀H₉ClN₂192.65
21875-91-25,8-Dimethyl-2,3-dihydrochromen-4-oneC₁₁H₁₂O₂176.22
21876-47-11-Methyl-3-sulphonatopyridiniumC₆H₇NO₃S173.19
218770-02-66-Chloro-2-methylpyridin-3-olC₆H₆ClNO143.57
218777-23-22-Pyridyl zinc bromideC₅H₄BrNZn223.39
21878-28-42-(3,4,5-Trimethoxyphenyl)-3,4-dihydroquinazolin-4-oneC₁₇H₁₆N₂O₄312.32
21878-68-23-Amino-3-methyl-4-phenylbutan-2-one hydrochlorideC₁₁H₁₆ClNO213.71
21878-88-62-Amino-6-bromo-9H-fluoren-9-oneC₁₃H₈BrNO274.12
218780-53-11-(Methylsulphonyl)piperidin-4-oneC₆H₁₁NO₃S177.22
218784-65-72-(3-Methyl-1,2-oxazol-5-yl)ethan-1-olC₆H₉NO₂127.14
21879-81-2(5S,6R,7S)-5,6,7,8-Tetrahydro-5,6,7,9,10-pentahydroxy-2-methoxy-7-methyl-1,4-anthracenedioneC₁₆H₁₆O₈336.30
21879-83-44-DeoxybostrycinC₁₆H₁₆O₇320.30
218791-21-0Imisopasem manganeseC₂₁H₃₅Cl₂MnN₅483.39
218795-74-51-tert-Butyl-3-[(E)-(2,4-dihydroxyphenyl)methylideneamino]thioureaC₁₂H₁₇N₃O₂S267.35
218795-98-3N-(2-Cyano-4,6-difluorophenyl)acetamideC₉H₆F₂N₂O196.16
218797-78-52-(tert-Butoxy)benzonitrileC₁₁H₁₃NO175.23
2188-18-3L-Ornithine, N2-[(1,1-dimethylethoxy)carbonyl]-N5-[imino(nitroamino)methyl]-C₁₁H₂₁N₅O₆319.32
2188-67-2NaepaineC₁₄H₂₂N₂O₂250.34
2188-68-3Lycorine hydrochlorideC₁₆H₁₈ClNO₄323.78
21880-87-5(S)-1,2,3,4-Tetrahydro-2-naphthylamineC₁₀H₁₃N147.22
21881-45-8Estradiol 3-valerateC₂₃H₃₂O₃356.51
21881-54-9Diethyl 2,6-dimethyl-4-(4-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylateC₁₉H₂₂N₂O₆374.39
21881-77-6m-NifedipineC₁₇H₁₈N₂O₆346.34
21881-78-73,5-Bis(1-methylethyl) 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylateC₂₁H₂₆N₂O₆402.45
2188151-68-8Sodium Pyrimidine-2-sulfinateC₄H₃N₂NaO₂S166.14
2188187-28-02,2-Dimethyl-1,3,2-dioxasilolane-4,5-dioneC₄H₆O₄Si146.17
21883-14-7(4-Methoxy-2-methylphenyl)methanamineC₉H₁₃NO151.21
21883-28-3Methyl 2-hydroxy-2-(pyridin-2-yl)propanoateC₉H₁₁NO₃181.19
21884-39-9Trans-(1S,2S)-2-amino-1,2,3,4-tetrahydronaphthalen-1-olC₁₀H₁₃NO163.22
21884-44-6LuteoskyrinC₃₀H₂₂O₁₂574.49
21884-45-7RugulosinC₃₀H₂₂O₁₀542.50
21886-12-44-((6-Aminopyrimidin-4-yl)amino)benzenesulfonamide hydrochlorideC₁₀H₁₂ClN₅O₂S301.76
21886-56-6Ethanone, 2-chloro-1-(3-chlorophenyl)-C₈H₆Cl₂O189.04
21886-60-22-Chloro-1-(4-isopropylphenyl)ethanoneC₁₁H₁₃ClO196.68
21886-62-41-(4-tert-Butylphenyl)-2-chloroethan-1-oneC₁₂H₁₅ClO210.70
2188643-82-3Lithium(1+) ion (1,2,3)triazolo(1,5-a)pyridine-7-carboxylateC₇H₄LiN₃O₂169.07
21887-01-4HorminoneC₂₀H₂₈O₄332.44
21887-64-9(2S)-5-Amino-2-{[(tert-butoxy)carbonyl]amino}pentanoic acidC₁₀H₂₀N₂O₄232.28
2188733-83-5N-(6-Fluoro-4-methoxy-1,3-benzothiazol-2-yl)prop-2-enamideC₁₁H₉FN₂O₂S252.27
21888-96-0(3,4'-Bipiperidine)-2,6-dione, 3-phenyl-1'-(phenylmethyl)-, hydrochloride (1:1), (3S)-C₂₃H₂₇ClN₂O₂398.93
21888-98-2DexetimideC₂₃H₂₆N₂O₂362.47
21888-99-3(3R)-3-Phenyl-1'-(phenylmethyl)(3,4'-bipiperidine)-2,6-dioneC₂₃H₂₆N₂O₂362.47
21889-05-42-(4-Aminophenyl)indoleC₁₄H₁₂N₂208.26
21889-13-42-((4-(Dimethylamino)phenyl)methylene)-1H-indene-1,3(2H)-dioneC₁₈H₁₅NO₂277.32
21889-27-02-Naphthalenecarboxamide, 4-[2-(3-chlorophenyl)diazenyl]-3-hydroxy-N-(2-methoxyphenyl)-C₂₄H₁₈ClN₃O₃431.88
2189-27-7Glycyl-dl-norvalineC₇H₁₄N₂O₃174.20
2189-60-8OctylbenzeneC₁₄H₂₂190.33

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