CAS number index

CAS numbers starting with 21, page 67

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

Showing 6,601 to 6,700 of 8,045 chemicals

CAS numberChemical nameFormulaMol. weight

2173998-81-54-(2-Aminoethyl)pyrimidin-2-ol hydrochlorideC₆H₁₀ClN₃O175.62
2173998-86-0(3,6-Dihydro-2H-pyran-2-yl)methanamine hydrochlorideC₆H₁₂ClNO149.62
2173998-87-1rac-(1R,5R)-2-Azabicyclo[3.2.0]heptane-1-carboxylic acid hydrochlorideC₇H₁₂ClNO₂177.63
2173998-92-83-Methoxy-1-(methylamino)cyclobutane-1-carboxylic acid hydrochlorideC₇H₁₄ClNO₃195.65
2173998-96-2rac-(2R,3R)-2-(Bromomethyl)-1,1-difluoro-3-methylcyclopropaneC₅H₇BrF₂185.01
2173999-00-1rac-((1R,3S,5R)-6-Azabicyclo(3.2.0)heptan-3-yl)methanol hydrochlorideC₇H₁₄ClNO163.65
2173999-06-72-[(4-Fluoropiperidin-4-yl)methyl]pyridine dihydrochlorideC₁₁H₁₇Cl₂FN₂267.18
2173999-07-87-Methoxy-3-methyl-1,2,3,4-tetrahydroisoquinoline hydrochlorideC₁₁H₁₆ClNO213.71
2173999-08-97-(Chloromethyl)-(1,2,4)triazolo(1,5-a)pyridine hydrochlorideC₇H₇Cl₂N₃204.06
2173999-10-3[4-(Trifluoromethyl)thiophen-3-yl]methanamine hydrochlorideC₆H₇ClF₃NS217.64
2173999-12-5Methyl 1-{[(tert-butoxy)carbonyl]amino}-3-formylcyclobutane-1-carboxylateC₁₂H₁₉NO₅257.29
2173999-13-6rac-[(1R,2R)-2-(Trifluoromethyl)cyclopentyl]methanolC₇H₁₁F₃O168.16
2173999-14-7Ethyl 3-(prop-2-en-1-yl)pyrrolidine-3-carboxylateC₁₀H₁₇NO₂183.25
2173999-17-0Lithium(1+) ion 4-methyl-4H-1,2,4-triazole-3-carboxylateC₄H₄LiN₃O₂133.04
2173999-18-1rac-(3aR,8aS)-octahydro-2H-furo(3,2-c)azepine hydrochlorideC₈H₁₆ClNO177.68
2173999-21-65-(2-(Benzyloxy)propan-2-yl)-2-fluorobenzaldehydeC₁₇H₁₇FO₂272.32
2173999-22-7rac-(2R,4R)-2-Ethenyloxan-4-amineC₇H₁₃NO127.19
2173999-23-8(1-Benzylcyclohexyl)methanamine hydrochlorideC₁₄H₂₂ClN239.79
2173999-25-04-Bromo-5-(methoxymethyl)-1,2-thiazoleC₅H₆BrNOS208.08
2173999-27-24-(Azetidin-3-yl)pyrimidin-2-amine dihydrochlorideC₇H₁₂Cl₂N₄223.11
2173999-29-4tert-Butyl 3-cyclopropyl-3-methylpiperazine-1-carboxylateC₁₃H₂₄N₂O₂240.35
2173999-31-8Methyl 3-cyano-6-oxabicyclo[3.1.0]hexane-3-carboxylateC₈H₉NO₃167.16
2173999-35-21-(2-Aminoethyl)-1,2-dihydropyrimidin-2-one dihydrochlorideC₆H₁₁Cl₂N₃O212.08
2173999-40-98,8-Difluorobicyclo[5.1.0]octane-4-carboxylic acidC₉H₁₂F₂O₂190.19
2173999-42-13,5-Dichloropyridine-4-sulfonyl fluorideC₅H₂Cl₂FNO₂S230.05
2173999-44-34-(4-Chlorobenzoyl)-1H-pyrazole hydrochlorideC₁₀H₈Cl₂N₂O243.09
2173999-45-4rac-(1R,2R)-2-(Pyridin-2-yl)cyclopropane-1-carboxylic acid hydrochlorideC₉H₁₀ClNO₂199.64
2173999-46-51H,2H,3H,4H,6H,7H,8H,9H-Cyclohexa(b)1,6-naphthyridine dihydrochlorideC₁₂H₁₈Cl₂N₂261.20
2173999-51-21-[2-(Dimethylamino)ethyl]-1H-1,2,4-triazol-3-amine dihydrochlorideC₆H₁₅Cl₂N₅228.13
2173999-52-32-(Cyclopentylmethyl)azetidine hydrochlorideC₉H₁₈ClN175.70
2173999-54-54H,5H,6H,7H-Thieno[2,3-c]pyridine-2-carboxylic acid hydrochlorideC₈H₁₀ClNO₂S219.69
2173999-57-84-(2,2-Dimethylpropyl)pyrrolidine-3-carboxylic acid hydrochlorideC₁₀H₂₀ClNO₂221.73
2173999-58-94-((Methylcarbamoyl)amino)benzene-1-sulfonyl fluorideC₈H₉FN₂O₃S232.24
2173999-59-01-Methyl-4,5,6,7-tetrahydro-1H-1,2,3-benzotriazole-7-carboxylic acid hydrochlorideC₈H₁₂ClN₃O₂217.66
2173999-60-3rac-(1R,3S)-1-Amino-3-hydroxycyclopentane-1-carboxylic acid hydrochlorideC₆H₁₂ClNO₃181.62
2173999-63-63-(5-Cyclopropyl-4-phenyl-4H-1,2,4-triazol-3-yl)propanoic acid hydrochlorideC₁₄H₁₆ClN₃O₂293.75
2173999-69-26-(Difluoromethyl)pyridin-3-amine dihydrochlorideC₆H₈Cl₂F₂N₂217.05
2173999-73-8{7,7-Dimethylbicyclo[2.2.1]heptan-1-yl}methanamine hydrochlorideC₁₀H₂₀ClN189.73
2173999-75-0(2-Phenyloxan-2-yl)methanamineC₁₂H₁₇NO191.27
2173999-76-1Decahydropyrimido(1,2-a)azepin-4-oneC₉H₁₆N₂O168.24
2173999-81-87-(Hydroxymethyl)-1,2,3,4-tetrahydroquinolin-4-one hydrochlorideC₁₀H₁₂ClNO₂213.66
2173999-82-95-Oxa-8-azaspiro[3.6]decane hydrochlorideC₈H₁₆ClNO177.68
2173999-86-32-Cyclopropyl-5-iodo-4-(methoxymethyl)pyrimidineC₉H₁₁IN₂O290.10
2173999-87-41-(2,2-Difluorocyclopropyl)-1H-pyrazole-4-carbaldehydeC₇H₆F₂N₂O172.13
2173999-92-16-(2,5-Dioxopyrrolidin-1-yl)pyridine-3-sulfonyl chlorideC₉H₇ClN₂O₄S274.69
2173999-96-5rac-(1R,2R)-2-(Trifluoromethyl)cyclobutane-1-carboxylic acidC₆H₇F₃O₂168.11
2173999-98-72,2-Dimethyl-3-(1H-1,2,3-triazol-5-yl)propanoic acid hydrochlorideC₇H₁₂ClN₃O₂205.65
2173999-99-8Methyl cyclopropanecarbothioateC₅H₈OS116.19
2174-13-220-(Hydroxyimino)pregna-5,16-dien-3-yl acetateC₂₃H₃₃NO₃371.52
2174-16-5Trolamine salicylateC₁₃H₂₁NO₆287.31
2174-58-5(S)-(-)-Methylsuccinic acidC₅H₈O₄132.12
2174-59-65-DemethylnobiletinC₂₀H₂₀O₈388.37
2174-64-3FlamenolC₇H₈O₃140.14
21740-00-15-Bromo-2-iodobenzoic acidC₇H₄BrIO₂326.92
21740-91-02-(2-Amino-5-chlorophenyl)propan-2-olC₉H₁₂ClNO185.65
2174000-00-92H-Pyran-4-carbothioic acid, tetrahydro-, O-methyl esterC₇H₁₂O₂S160.24
2174000-01-04-Fluoro-3-hydrazinylbenzonitrile hydrochlorideC₇H₇ClFN₃187.60
2174000-02-14-Fluoro-3-(3-methylbut-2-en-1-yl)benzoic acidC₁₂H₁₃FO₂208.23
2174000-03-23-(Bromomethyl)imidazo(4,3-b)(1,3)thiazole hydrobromideC₆H₆Br₂N₂S298.00
2174000-06-5Methyl 1-(chlorosulfonyl)cyclopentane-1-carboxylateC₇H₁₁ClO₄S226.68
2174000-07-6Ethyl 4H,5H,6H,7H-thieno[2,3-c]pyridine-2-carboxylate hydrochlorideC₁₀H₁₄ClNO₂S247.75
2174000-09-82-(7H-Purin-6-ylsulfanyl)acetic acid hydrochlorideC₇H₇ClN₄O₂S246.68
2174000-13-41Lambda6-thia-2,9-diazacycloundecane-1,1-dioneC₈H₁₈N₂O₂S206.31
2174000-14-52-(Bromomethyl)-6-propylpyridine hydrobromideC₉H₁₃Br₂N295.02
2174000-20-32-{Bicyclo[4.1.0]heptan-2-yl}ethan-1-olC₉H₁₆O140.23
2174000-22-5(4-Methyl-5-phenyl-4H-1,2,4-triazol-3-yl)methanamine dihydrochlorideC₁₀H₁₄Cl₂N₄261.16
2174000-23-6rac-(3aR,4R,6aS)-4-methoxy-octahydrocyclopenta[c]pyrroleC₈H₁₅NO141.21
2174000-25-8(2-Aminoethyl)(ethyl)methylamine dihydrochlorideC₅H₁₆Cl₂N₂175.10
2174000-26-9(But-3-yn-1-yl)(tert-butyl)amine hydrochlorideC₈H₁₆ClN161.68
2174000-27-01,8,11-Triazatricyclo(7.4.0.0,2,7)trideca-2(7),8-diene hydrochlorideC₁₀H₁₆ClN₃213.71
2174000-29-21-(5,6-Difluoro-1H-indol-3-yl)propan-2-amine hydrochlorideC₁₁H₁₃ClF₂N₂246.69
2174000-40-72-Cyano-2-cyclopropylethane-1-sulfonyl fluorideC₆H₈FNO₂S177.20
2174001-26-27-Bromo-1,3-dioxaindan-5-amineC₇H₆BrNO₂216.03
2174001-30-81-(Difluoromethyl)-4-iodo-1H-imidazoleC₄H₃F₂IN₂243.98
2174001-32-04-(((tert-Butoxy)carbonyl)amino)-2,2,6,6-tetramethyloxane-4-carboxylic acidC₁₅H₂₇NO₅301.38
2174001-33-1[1-(Aminomethyl)-2-oxabicyclo[2.2.2]octan-4-yl]methanolC₉H₁₇NO₂171.24
2174001-35-31-(1,3-Oxazol-5-yl)bicyclo(2.1.1)hexane-5-carboxylic acidC₁₀H₁₁NO₃193.20
2174001-37-5rac-tert-Butyl N-{[(3aR,6aS)-2,2-dioxo-hexahydro-1H-2lambda6-thieno[3,4-c]pyrrol-3a-yl]methyl}carbamateC₁₂H₂₂N₂O₄S290.38
2174001-43-35-Iodo-1,3-oxazoleC₃H₂INO194.96
2174001-44-42-Ethynylazetidine hydrochlorideC₅H₈ClN117.58
2174001-46-64-((2,4-Difluorophenyl)methyl)-1H-pyrazoleC₁₀H₈F₂N₂194.18
2174001-49-9Methyl 5-amino-2-chloro-3-iodobenzoate hydrochlorideC₈H₈Cl₂INO₂347.97
2174001-50-22-Formyl-5H,6H,8H-imidazo[2,1-c][1,4]oxazine-3-carboxylic acid hydrochlorideC₈H₉ClN₂O₄232.62
2174001-51-3[4-(Aminomethyl)-octahydropyrido[2,1-c]morpholin-4-yl]methanolC₁₀H₂₀N₂O₂200.28
2174001-52-43-(1,1-Difluoroethyl)azetidine hydrochlorideC₅H₁₀ClF₂N157.59
2174001-58-04-(3-Fluoroazetidin-3-yl)benzoic acid, trifluoroacetic acidC₁₂H₁₁F₄NO₄309.21
2174001-60-43-(1H-Imidazol-2-yl)cyclobutan-1-one hydrochlorideC₇H₉ClN₂O172.62
2174001-64-8Potassium 5-amino-1,3,4-oxadiazole-2-carboxylateC₃H₂KN₃O₃167.16
2174001-65-98-((tert-Butoxy)carbonyl)-2-oxa-8-azaspiro(4.5)decane-6-carboxylic acidC₁₄H₂₃NO₅285.34
2174001-66-0Thieno[3,2-b]pyridin-6-amine dihydrochlorideC₇H₈Cl₂N₂S223.13
2174001-71-73-Cyclopropylprop-2-yne-1-sulfonyl chlorideC₆H₇ClO₂S178.64
2174001-75-1tert-Butyl N-{8-azabicyclo[3.2.1]octan-3-yl}-N-methylcarbamate hydrochlorideC₁₃H₂₅ClN₂O₂276.81
2174001-77-3Ethyl 5-(piperidin-4-yl)-1,3-oxazole-4-carboxylate hydrochlorideC₁₁H₁₇ClN₂O₃260.72
2174001-79-52-(7-Methoxy-2-methyl-1-benzofuran-4-yl)ethan-1-amine hydrochlorideC₁₂H₁₆ClNO₂241.72
2174001-80-8N-Methylbicyclo[3.1.0]hexan-6-amine hydrochlorideC₇H₁₄ClN147.65
2174001-82-0Sodium 4-methoxypyrimidine-2-sulfinateC₅H₅N₂NaO₃S196.16
2174001-84-22-{1-[(tert-Butoxy)carbonyl]azepan-4-yl}-2-fluoroacetic acidC₁₃H₂₂FNO₄275.32
2174001-85-3tert-Butyl N-((4-(chloromethyl)-1,3-oxazol-5-yl)methyl)carbamateC₁₀H₁₅ClN₂O₃246.69
2174001-89-72-(Azetidin-3-yl)-5-chloropyridine, bis(trifluoroacetic acid)C₁₂H₁₁ClF₆N₂O₄396.67
2174001-90-05-Azaspiro[2.5]octan-8-ol hydrochlorideC₇H₁₄ClNO163.65

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