CAS number index

CAS numbers starting with 21, page 66

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

Showing 6,501 to 6,600 of 8,045 chemicals

CAS numberChemical nameFormulaMol. weight

2173353-61-0Izaflortaucipir F-18C₁₅H₉FN₄263.27
2173357-15-62-Chloro-5-(fluoromethoxy)pyridineC₆H₅ClFNO161.56
2173357-28-1N-(4-Fluoro-5-methylpyridin-2-yl)isoquinolin-6-amineC₁₅H₁₂FN₃253.28
2173361-80-1IzaflortaucipirC₁₅H₉FN₄264.26
2173389-57-4ZilurgisertibC₃₀H₃₈N₄O₃502.66
21734-85-05-Chloro-3-methyl-1,2,4-thiadiazoleC₃H₃ClN₂S134.59
2173473-64-6tert-Butyl 1-methyl-2-azabicyclo[2.1.1]hexane-2-carboxylateC₁₁H₁₉NO₂197.28
21735-15-95-Chloro-3-(methylsulfanyl)-1,2,4-thiadiazoleC₃H₃ClN₂S₂166.66
21735-63-73-Phenyl-3-(2,2,2-trifluoroacetamido)propanoic acidC₁₁H₁₀F₃NO₃261.20
2173500-26-83-Ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleC₁₁H₁₉BN₂O₂222.10
2173554-83-91-Bromo-8-chlorodibenzo[b,d]furanC₁₂H₆BrClO281.54
2173556-69-7Cyclohexyl N-[5-(2-acetamido-1,3-benzothiazol-6-yl)-2-methylpyridin-3-yl]carbamateC₂₂H₂₄N₄O₃S424.53
21736-83-4Spectinomycin dihydrochlorideC₁₄H₂₆Cl₂N₂O₇405.27
2173637-01-7Lithium(1+) (2R)-1-[(tert-butoxy)carbonyl]aziridine-2-carboxylateC₈H₁₂LiNO₄193.13
2173637-20-0Lithium (S)-1-(tert-butoxycarbonyl)aziridine-2-carboxylateC₈H₁₂LiNO₄193.13
2173637-53-9(R)-3-((tert-Butoxycarbonyl)amino)pyrrolidine-3-carboxylic acidC₁₀H₁₈N₂O₄230.26
2173637-54-0(4S)-5,8-Dimethyl-3,4-dihydro-2H-1-benzopyran-4-amine hydrochlorideC₁₁H₁₆ClNO213.71
2173637-63-1Methyl (3S)-3-amino-3-(3-iodophenyl)propanoate hydrochlorideC₁₀H₁₃ClINO₂341.58
2173637-64-2(2S,3aS,7aS)-1-(3-Chlorobenzoyl)-octahydro-1H-indole-2-carboxylic acidC₁₆H₁₈ClNO₃307.78
2173637-68-6(2S,3aS,7aS)-1-[(2E)-3-Phenylprop-2-enoyl]-octahydro-1H-indole-2-carboxylic acidC₁₈H₂₁NO₃299.37
2173637-69-7(2S,3aS,7aS)-1-(4-Chlorobenzoyl)-octahydro-1H-indole-2-carboxylic acidC₁₆H₁₈ClNO₃307.78
2173637-70-0(4R)-6,8-Dimethyl-3,4-dihydro-2H-1-benzopyran-4-amine hydrochlorideC₁₁H₁₆ClNO213.71
2173637-71-1(7S)-4-Chloro-7-methyl-5,6,7,8-tetrahydropteridin-6-oneC₇H₇ClN₄O198.61
2173637-73-3(5S)-5-(3-Aminopropyl)imidazolidine-2,4-dione hydrochlorideC₆H₁₂ClN₃O₂193.63
2173637-77-7(2R)-2-Hydroxy-3-(1H-imidazol-4-yl)propanoic acid hydrochlorideC₆H₉ClN₂O₃192.60
2173637-78-8(R)-5,8-Dimethylchroman-4-amine hydrochlorideC₁₁H₁₆ClNO213.71
2173637-81-3(7R)-4-Chloro-7-methyl-5,6,7,8-tetrahydropteridin-6-oneC₇H₇ClN₄O198.61
2173637-82-4Methyl (3S)-3-aminohexanoate hydrochlorideC₇H₁₆ClNO₂181.66
2173637-86-8Methyl (3R,4S)-3-amino-4-methylhexanoate hydrochlorideC₈H₁₈ClNO₂195.69
2173637-87-93-{[(2R,4R)-4-Methoxypyrrolidin-2-yl]methoxy}pyridine dihydrochlorideC₁₁H₁₈Cl₂N₂O₂281.18
2173637-94-8(2S)-3-(2,3-Dihydro-1H-inden-5-yl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acidC₂₇H₂₅NO₄427.50
2173637-97-1(2S,3aS,7aS)-1-(2-Methoxybenzoyl)-octahydro-1H-indole-2-carboxylic acidC₁₇H₂₁NO₄303.36
2173638-16-7(2S)-1-Amino-3-phenylpropan-2-ol hydrochlorideC₉H₁₄ClNO187.67
2173638-17-8(3R)-3-Amino-3-(3-iodophenyl)propanoic acid hydrochlorideC₉H₁₁ClINO₂327.55
2173638-18-95-Methyl-3-[(2r)-pyrrolidin-2-yl]-1H-1,2,4-triazole dihydrochlorideC₇H₁₄Cl₂N₄225.12
21737-58-6DE(5-carboxamide)oxcarbazepineC₁₄H₁₁NO209.25
21738-16-9(4aR,4bR,7S,10aR)-7-Ethenyl-1,2,3,4,4a,4b,5,6,7,9,10,10a-dodecahydro-1,1,4a,7-tetramethylphenanthreneC₂₀H₃₂272.48
21738-21-67,8-Diaminononanoic acidC₉H₂₀N₂O₂188.27
21738-30-7ent-Copalyl diphosphateC₂₀H₃₆O₇P₂450.45
21738-41-0DesoxyoxamniquineC₁₄H₂₁N₃O₂263.34
21738-42-1OxamniquineC₁₄H₂₁N₃O₃279.34
21739-91-3Sodium bromebrateC₁₁H₈BrNaO₄307.07
21739-92-45-Bromo-2-chlorobenzoic acidC₇H₄BrClO₂235.46
21739-93-52-Bromo-5-chlorobenzoic acidC₇H₄BrClO₂235.46
2173991-60-92-Azaspiro[3.3]heptan-5-ol hydrochlorideC₆H₁₂ClNO149.62
2173991-68-71-tert-Butyl 3-methyl 3-(hydroxymethyl)azetidine-1,3-dicarboxylateC₁₁H₁₉NO₅245.28
2173991-75-63-Thia-8-azabicyclo(3.2.1)octane hydrochlorideC₆H₁₂ClNS165.69
2173991-78-93-(Aminomethyl)bicyclo(1.1.1)pentane-1-carboxylic acid hydrochlorideC₇H₁₂ClNO₂177.63
2173991-80-3tert-Butyl N-(2-azaspiro(3.3)heptan-6-ylmethyl)carbamate hydrochlorideC₁₂H₂₃ClN₂O₂262.78
2173991-83-6{2-Oxabicyclo[2.2.2]octan-4-yl}methanamine hydrochlorideC₈H₁₆ClNO177.68
2173991-88-1(4-Methyl-1H-pyrazol-5-yl)methanamine dihydrochlorideC₅H₁₁Cl₂N₃184.07
2173991-93-87-Bromo-4-methyl-1,2,3,4-tetrahydroisoquinoline hydrochlorideC₁₀H₁₃BrClN262.58
2173992-01-11-(1,3,4-Thiadiazol-2-yl)azetidin-3-amine dihydrochlorideC₅H₁₀Cl₂N₄S229.14
2173992-37-36-Bromo-1H,2H,3H-pyrrolo[3,4-c]pyridine hydrochlorideC₇H₈BrClN₂235.51
2173992-39-53-(Fluoromethyl)oxetan-3-amine hydrochlorideC₄H₉ClFNO141.57
2173992-46-4(5-Methyl-1,3-oxazol-2-yl)methanamine hydrochlorideC₅H₉ClN₂O148.59
2173992-60-2UNC2170 trifluoroacetateC₁₈H₂₅BrN₂O₅429.31
2173996-16-03-Amino-1-tert-butyl-1,2-dihydropyridin-2-one hydrochlorideC₉H₁₅ClN₂O202.69
2173996-20-6(2,2-Dimethylthiolan-3-yl)methanamine hydrochlorideC₇H₁₆ClNS181.73
2173996-22-8Methyl 3-methoxy-1-(methylamino)cyclobutane-1-carboxylate hydrochlorideC₈H₁₆ClNO₃209.67
2173996-23-93-Aminopropane-1-sulfonyl fluoride hydrochlorideC₃H₉ClFNO₂S177.63
2173996-28-45-Methyl-(1,2,4)triazolo(1,5-a)pyrimidine-7-carboxylic acid hydrochlorideC₇H₇ClN₄O₂214.61
2173996-32-02-Amino-3-methoxy-1-(morpholin-4-yl)propan-1-one hydrochlorideC₈H₁₇ClN₂O₃224.69
2173996-33-12-(Pyridazin-4-yl)ethan-1-amine dihydrochlorideC₆H₁₁Cl₂N₃196.08
2173996-35-3tert-Butyl 4-(5-bromofuran-2-yl)piperidine-1-carboxylateC₁₄H₂₀BrNO₃330.22
2173996-41-1Ethyl 2-amino-2-cyclobutylacetate hydrochlorideC₈H₁₆ClNO₂193.67
2173996-42-22-Amino-2-(3-bromo-4-chlorophenyl)acetic acid hydrochlorideC₈H₈BrCl₂NO₂300.97
2173996-46-6Methyl 3-methylpyrrolidine-2-carboxylate hydrochlorideC₇H₁₄ClNO₂179.65
2173996-51-3Sodium 5-phenyl-1,3-thiazole-2-carboxylateC₁₀H₆NNaO₂S227.22
2173996-58-0{4-[(Benzyloxy)methyl]-2-oxabicyclo[2.1.1]hexan-1-yl}methanolC₁₄H₁₈O₃234.29
2173996-60-45,6,7,8-Tetrahydroquinoxaline-2-carboxylic acid hydrochlorideC₉H₁₁ClN₂O₂214.65
2173996-61-53-(3-Methyl-1,2,4-oxadiazol-5-yl)cyclopentan-1-oneC₈H₁₀N₂O₂166.18
2173996-63-7tert-Butyl 3-amino-3-(hydroxymethyl)azetidine-1-carboxylate, trifluoroacetic acidC₁₁H₁₉F₃N₂O₅316.28
2173996-64-83-(5-Methyl-1,3,4-thiadiazol-2-yl)propan-1-amine hydrochlorideC₆H₁₂ClN₃S193.70
2173996-70-6Methyl 5,7-dichloroquinoline-6-carboxylateC₁₁H₇Cl₂NO₂256.09
2173996-72-8(1-(Aminomethyl)-6-oxaspiro(2.5)octan-1-yl)methanol hydrochlorideC₉H₁₈ClNO₂207.70
2173996-81-9tert-Butyl 3-(hydroxymethyl)-9-oxa-2-azaspiro[5.5]undecane-2-carboxylateC₁₅H₂₇NO₄285.38
2173996-85-31,3-Dimethyl-1H,4H,5H,6H,7H-pyrazolo[3,4-c]pyridine dihydrochlorideC₈H₁₅Cl₂N₃224.13
2173996-89-7[(3,5-Dimethyl-1-phenyl-1H-pyrazol-4-yl)methyl](methyl)amine hydrochlorideC₁₃H₁₈ClN₃251.76
2173996-90-05,6,7,8-Tetrahydroquinolin-4-amine hydrochlorideC₉H₁₃ClN₂184.67
2173996-96-63-(Azetidin-2-yl)-1,2,4-oxadiazole hydrochlorideC₅H₈ClN₃O161.59
2173996-97-7rac-(1R,5R)-2-[(tert-Butoxy)carbonyl]-2-azabicyclo[3.1.0]hexane-5-carboxylic acidC₁₁H₁₇NO₄227.26
2173996-98-88-(Trifluoromethyl)isoquinoline-4-carboxylic acidC₁₁H₆F₃NO₂241.17
2173997-00-52-((3-Methoxyphenyl)methanesulfinyl)-1H-1,3-benzodiazol-6-amine dihydrochlorideC₁₅H₁₇Cl₂N₃O₂S374.29
2173997-01-62-[1-(Piperidin-2-yl)ethyl]-1,2-thiazolidine-1,1-dione, acetic acidC₁₂H₂₄N₂O₄S292.40
2173997-03-85-Fluoro-2,2-dimethylcyclopentan-1-olC₇H₁₃FO132.18
2173997-07-2tert-Butyl 2-(4-amino-1H-indol-1-yl)acetateC₁₄H₁₈N₂O₂246.31
2173997-09-44-(2-Ethyl-1H-imidazol-1-yl)-3-fluoroaniline dihydrochlorideC₁₁H₁₄Cl₂FN₃278.16
2173997-11-81-(Piperidin-4-yl)-2,5-dihydro-1H-pyrrole-2,5-dione hydrochlorideC₉H₁₃ClN₂O₂216.67
2173997-12-94-Methyl-2-(piperidin-4-yl)-1H-imidazole-5-carboxylic acid dihydrochlorideC₁₀H₁₇Cl₂N₃O₂282.17
2173997-14-1Methyl 4-hydroxy-2,3-dihydro-1H-indole-2-carboxylate hydrochlorideC₁₀H₁₂ClNO₃229.66
2173997-21-0Methyl 2-amino-(1,2,4)triazolo(1,5-a)pyridine-6-carboxylate hydrochlorideC₈H₉ClN₄O₂228.64
2173997-23-23-(1-Chloroethyl)-4H-1,2,4-triazole hydrochlorideC₄H₇Cl₂N₃168.03
2173997-24-33-(2-Aminoethyl)-6-methyl-3,4-dihydropyrimidin-4-one dihydrochlorideC₇H₁₃Cl₂N₃O226.11
2173998-74-65-((Oxolan-3-yl)methyl)-1,3-thiazol-2-amine hydrochlorideC₈H₁₃ClN₂OS220.72
2173998-75-7Sodium 2-((5-oxopyrrolidin-3-yl)amino)acetateC₆H₉N₂NaO₃180.14
2173998-77-92-Amino-3-(2-fluoro-4-hydroxy-3-methanesulfonylphenyl)propanoic acid hydrochlorideC₁₀H₁₃ClFNO₅S313.73
2173998-78-0tert-Butyl (1-imino-1-oxidothietan-3-yl)carbamateC₈H₁₆N₂O₃S220.29
2173998-79-1N,5-dimethyl-1,2-oxazol-3-amine hydrochlorideC₅H₉ClN₂O148.59
2173998-80-44-Bromo-1-(2,2-difluorocyclopropyl)-1H-pyrazoleC₆H₅BrF₂N₂223.02

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