CAS number index

CAS numbers starting with 21, page 3

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

Showing 201 to 300 of 8,045 chemicals

CAS numberChemical nameFormulaMol. weight

21031-79-88-Bromo-9-ethyladenineC₇H₈BrN₅242.08
2103100-84-91-[(2S)-Piperidin-2-yl]ethan-1-olC₇H₁₅NO129.20
21032-12-24-Hydroxy-1-tetraloneC₁₀H₁₀O₂162.19
21032-48-42-(Dimethylsilyl)pyridineC₇H₁₀NSi136.25
2103219-08-34-Cyclopropyl-3-(trifluoromethyl)-1H-pyrazole-5-carboxylic acidC₈H₇F₃N₂O₂220.15
2103278-86-8BofutrelvirC₂₅H₃₂N₄O₄452.56
21033-44-32-Amino-3H-phenothiazin-3-oneC₁₂H₈N₂OS228.28
2103392-14-71-[5-(Propan-2-yl)-1,2-oxazol-3-yl]methanamine hydrochlorideC₇H₁₃ClN₂O176.65
2103392-22-74-(Pyridin-3-yl)piperidin-4-ol dihydrochlorideC₁₀H₁₆Cl₂N₂O251.16
2103395-83-9(1S)-1-(3-Methoxyphenyl)propan-1-amine hydrochlorideC₁₀H₁₆ClNO201.70
2103399-35-3(1S)-5-Fluoro-2,3-dihydro-1H-inden-1-amine hydrochlorideC₉H₁₁ClFN187.65
21034-21-93-Benzoyloxolan-2-oneC₁₁H₁₀O₃190.20
21034-22-04-Benzoyldihydro-3H-furan-2-oneC₁₁H₁₀O₃190.20
2103401-56-3rac-(3R,4S)-4-(3-Methylphenyl)pyrrolidine-3-carboxylic acidC₁₂H₁₅NO₂205.26
2103402-71-5rac-(3R,4S)-4-[3-(Trifluoromethyl)phenyl]pyrrolidine-3-carboxylic acidC₁₂H₁₂F₃NO₂259.23
2103402-79-32-[3-(Methoxymethyl)-1,2,4-oxadiazol-5-yl]ethan-1-amine hydrochlorideC₆H₁₂ClN₃O₂193.63
2103420-68-2tert-Butyl 3-(2-amino-3-ethoxy-3-oxopropyl)azetidine-1-carboxylateC₁₃H₂₄N₂O₄272.35
210344-92-6Z-Vdvad-fmkC₃₂H₄₆FN₅O₁₁695.74
210344-95-9Z-Devd-fmkC₃₀H₄₁FN₄O₁₂668.67
210344-98-2Z-IETD-fmkC₃₀H₄₃FN₄O₁₁654.69
210345-04-3Z-LEHD-fmkC₃₂H₄₃FN₆O₁₀690.73
210345-56-5Methyl 5-bromo-1H-indole-2-carboxylateC₁₀H₈BrNO₂254.08
210345-86-1(R)-2-(Aminomethyl)-3-methylbutanoic acidC₆H₁₃NO₂131.18
210346-16-0(S)-2-[(Boc-amino)methyl]-3-methylbutyric acidC₁₁H₂₁NO₄231.29
21035-52-9N-Ethyl-3-methyl-1-butanamineC₇H₁₇N115.22
21035-54-12-Buten-1-amineC₄H₉N71.12
21035-59-6N-Methyl-1-(pyridin-2-yl)methanamineC₇H₁₀N₂122.17
2103522-84-3Methyl 3-(N-methyl-1-(1-methylpyrrolidin-2-yl)formamido)propanoateC₁₁H₂₀N₂O₃228.29
210353-53-0Gemifloxacin mesylateC₁₉H₂₄FN₅O₇S485.49
210354-17-92-(4-Bromophenyl)pyrimidineC₁₀H₇BrN₂235.08
210354-22-6S-(2-((1-Iminoethyl)amino)ethyl)-L-homocysteineC₈H₁₇N₃O₂S219.31
210355-01-4[2-[(6-Aminopurin-9-yl)methylidene]cyclopropyl]methanolC₁₀H₁₁N₅O217.23
210355-09-2(E)-1-(2-Hydroxymethylcyclopropylidenemethyl)cytosineC₉H₁₁N₃O₂193.21
210356-63-13-Amino-5-(4-fluorophenyl)thiophene-2-carbonitrileC₁₁H₇FN₂S218.26
2103578-40-91-(1-Aminocyclopropyl)-2-methoxyethan-1-olC₆H₁₃NO₂131.18
2103589-03-14-(Propan-2-yl)-5-(trifluoromethyl)-1H-pyrazole-3-carboxylic acidC₈H₉F₃N₂O₂222.17
210363-27-2(t-Butylimido)tris(diethylamino)niobium(V)C₁₆H₃₉N₄Nb-₃380.42
210364-77-51-[2-(4-Nitrophenoxy)ethyl]-1,2,4-triazoleC₁₀H₁₀N₄O₃234.22
2103648-47-92-Amino-4-(pyridin-2-yl)butanoic acid dihydrochlorideC₉H₁₄Cl₂N₂O₂253.13
21037-08-11,3-Bis(2-methylprop-2-enyl)-1,3-diazolidine-2,4,5-trioneC₁₁H₁₄N₂O₃222.24
21037-81-04-Propyl-1H-pyrazoleC₆H₁₀N₂110.16
2103703-44-0Methyl 4-bromo-3-(trifluoromethyl)-1H-pyrazole-5-carboxylateC₆H₄BrF₃N₂O₂273.01
2103779-12-82,5-Dioxaspiro(3.4)octan-7-amineC₆H₁₁NO₂129.16
21038-66-41H-Pyrido[2,3-d]pyrimidine-2,4-dioneC₇H₅N₃O₂163.14
21038-67-51H,2H,3H,4H-Pyrido(3,4-d)pyrimidine-2,4-dioneC₇H₅N₃O₂163.14
21038-75-5RefChem:357150C₁₃H₁₅N₃O₂S277.35
21038-90-43-Isopropyl-2-mercaptoquinazolin-4(3H)-oneC₁₁H₁₂N₂OS220.30
2103806-90-0Methyl 2-amino-2-(2-methanesulfonylphenyl)acetateC₁₀H₁₃NO₄S243.28
2103809-45-4Methyl 1-(oxetan-3-yl)piperidine-2-carboxylateC₁₀H₁₇NO₃199.25
2103918-66-5Ethyl 1H-thieno[2,3-c]pyrazole-5-carboxylateC₈H₈N₂O₂S196.23
2103946-11-6(3-Methylcyclobutyl)methanesulfonyl chlorideC₆H₁₁ClO₂S182.67
2104-00-94-(4-Chlorophenyl)-1,3-thiazole-2-thiolC₉H₆ClNS₂227.74
2104-01-02-Chloro-4-(4-methoxyphenyl)thiazoleC₁₀H₈ClNOS225.70
2104-03-24-(4-Methoxyphenyl)-1,3-thiazol-2-olC₁₀H₉NO₂S207.25
2104-04-32-Amino-4-(4-methoxyphenyl)thiazoleC₁₀H₁₀N₂OS206.27
2104-09-82-Amino-4-(p-nitrophenyl)thiazoleC₉H₇N₃O₂S221.24
2104-11-2Thiazole, triphenyl-C₂₁H₁₅NS313.43
2104-19-0Monomethyl azelateC₁₀H₁₈O₄202.25
2104-64-5Ethyl p-nitrophenyl benzenethiophosphonateC₁₄H₁₄NO₄PS323.31
2104-68-98-ChloroguanosineC₁₀H₁₂ClN₅O₅317.69
2104-86-1Tosyllysine chloromethyl ketoneC₁₄H₂₁ClN₂O₃S332.85
2104-96-3BromophosC₈H₈BrCl₂O₃PS366.00
21040-59-5(+)-CodamineC₂₀H₂₅NO₄343.42
210409-50-04-[4-(Dimethylamino)anilino]-4-oxobutanoic acidC₁₂H₁₆N₂O₃236.27
21041-42-9(3R,4aR,5S,7R,8aS)-Decahydro-1,7-dimethyl-3,5-ethanoquinolin-10-oneC₁₃H₂₁NO207.32
21041-93-0Cobalt hydroxideH₂CoO₂92.95
21041-95-2Cadmium hydroxideH₂CdO₂146.43
210410-39-2Methyl 2-{4,5-dimethoxy-2-[(methylamino)sulfonyl]phenyl}acetateC₁₂H₁₇NO₆S303.34
210411-24-84-[[5-[2-(2,4-Dichlorophenyl)-2-oxoethyl]sulfanyl-4-methyl-1,2,4-triazol-3-yl]methyl]-2-methylphthalazin-1-oneC₂₁H₁₇Cl₂N₅O₂S474.37
210411-42-0RefChem:345376C₂₃H₂₆N₂O₅S₂474.60
2104155-17-93-(2-Amino-1,3-thiazol-5-yl)oxetan-3-olC₆H₈N₂O₂S172.21
210417-21-32-[4-(2-Hydroxyethyl)-3-methyl-5-oxo-2,5-dihydro-1H-pyrazol-1-yl]-6-phenyl-4(3H)-pyrimidinoneC₁₆H₁₆N₄O₃312.33
210417-29-12-(4-Methyl-6-oxo-1,6-dihydro-2-pyrimidinyl)-1,2,4,5,6,7-hexahydro-3H-indazol-3-oneC₁₂H₁₄N₄O₂246.27
210420-85-21-Decanaminium, N-decyl-N,N-dimethyl-, hexanedioate (2:1)C₅₀H₁₀₄N₂O₄797.39
2104209-15-45-tert-Butyl 3-methyl 1-methyl-1H,4H,5H,6H-pyrrolo[3,4-c]pyrazole-3,5-dicarboxylateC₁₃H₁₉N₃O₄281.31
210428-41-42-(5-Chloro-1,3-benzothiazol-2-yl)ethan-1-amine hydrochlorideC₉H₁₀Cl₂N₂S249.17
2104290-86-85-(2,3-Dihydro-1-benzofuran-5-yl)-1,2-oxazole-3-carboxylic acidC₁₂H₉NO₄231.21
21043-40-31-CyclopentylpiperazineC₉H₁₈N₂154.26
21043-42-51-CycloheptylpiperazineC₁₁H₂₂N₂182.31
21043-43-61-CyclooctylpiperazineC₁₂H₂₄N₂196.34
2104350-83-43-Methyl-5-oxopyrrolidine-3-carbonitrileC₆H₈N₂O124.14
21044-79-1CowanolC₂₉H₃₄O₇494.58
21044-85-9CowaninC₂₉H₃₄O₆478.58
2104438-97-1Methyl 3-(5-methoxypyridin-2-yl)-3-oxopropanoateC₁₀H₁₁NO₄209.20
21045-50-1Pentobarbital, (R)-C₁₁H₁₈N₂O₃226.28
2104512-55-06-Bromo-4-fluoroquinazolineC₈H₄BrFN₂227.04
2104588-69-24-(2-Oxa-6-azaspiro(3.3)heptan-6-yl)benzaldehydeC₁₂H₁₃NO₂203.24
2104659-16-5Methyl 3-(difluoromethyl)-1H-pyrazole-5-carboxylateC₆H₆F₂N₂O₂176.12
2104659-23-45-Acetyl-3-(difluoromethyl)-1H-pyrazoleC₆H₆F₂N₂O160.12
210467-75-74-(2-Benzyl-2H-tetrazol-5-yl)-phenylamineC₁₄H₁₃N₅251.29
210468-55-62-[(2E)-2-(1-Cyano-2-ethoxy-2-oxoethylidene)hydrazinyl]benzoic acidC₁₂H₁₁N₃O₄261.24
2104693-52-72-((4,6-Dioxo-1,4,5,6-tetrahydro-1,3,5-triazin-2-yl)oxy)acetic acidC₅H₅N₃O₅187.11
2104695-66-9(2-Bromo-4,5-dimethoxyphenoxy)trimethylsilaneC₁₁H₁₇BrO₃Si305.24
21047-57-4Diethyl 1-diazo-2-oxopropylphosphonateC₇H₁₃N₂O₄P220.16
21047-89-2N-(6-Oxo-6,7-dihydro-1H-purin-2-yl)isobutyramideC₉H₁₁N₅O₂221.22
210484-07-42-Oxa-10-azabicyclo(11.2.2)heptadeca-13,15,16-triene-7,11-dicarboxamide, N7-hydroxy-N11-methyl-8-(2-methylpropyl)-9-oxo-, (7R,8R,11S)-C₂₂H₃₃N₃O₅419.52
21049-70-7Ethanol, 2-(methylamino)-, compd. with sulfur dioxide (1:?)C₃H₉NO₃S139.18
210491-38-64-Bromo-2,6-bis(trifluoromethyl)benzoic acidC₉H₃BrF₆O₂337.01
210492-05-0N-[2-(3,4-Dimethoxyphenyl)ethyl]-2-(2-methylphenoxy)acetamideC₁₉H₂₃NO₄329.40
2104986-10-7Methyl 3-methyl-2-(3-oxo-2,3-dihydro-1,2-oxazol-5-yl)butanoateC₉H₁₃NO₄199.21

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