CAS number index

CAS numbers starting with 21, page 42

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

Showing 4,101 to 4,200 of 8,045 chemicals

CAS numberChemical nameFormulaMol. weight

214770-19-1RefChem:151727C₃₃H₄₃N₇O₃585.75
2147718-05-4(3-Fluoro-5-(2-hydroxypropan-2-yl)phenyl)boronic acidC₉H₁₂BFO₃198.00
2147740-39-2tert-Butyl N-((2E)-4-bromobut-2-en-1-yl)carbamateC₉H₁₆BrNO₂250.14
2147744-66-7(2E)-2-Methyl-3-(4-(2-methylpropyl)phenyl)-2-propenalC₁₄H₁₈O202.30
2147745-09-12-Acetyl-3-methoxybenzaldehydeC₁₀H₁₀O₃178.19
214778-10-63-(Methylamino)-4-nitrobenzoic acidC₈H₈N₂O₄196.16
214778-28-6Ethyl 3H-imidazo(4,5-c)pyridine-2-carboxylateC₉H₉N₃O₂191.19
214782-04-4Ethyl 4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridine-2-carboxylate dihydrochlorideC₉H₁₅Cl₂N₃O₂268.14
214782-32-8L-Cysteine-2,3,3-d3C₃H₇NO₂S124.18
214782-56-6(E)-2-Cyano-3-hydroxy-N-(4-trifluoromethylphenyl)-2-butenamideC₁₂H₉F₃N₂O₂270.21
2147918-50-91-[(2,3-Dichlorophenyl)methyl]-1H-1,2,3-triazol-5-amineC₉H₈Cl₂N₄243.10
2147925-37-71-(But-3-yn-1-yl)-3-propylpiperidin-3-olC₁₂H₂₁NO195.31
2147961-83-73-(4-Cyanophenyl)-2-hydroxypropanoic acidC₁₀H₉NO₃191.19
2148-14-39-PhenoxyacridineC₁₉H₁₃NO271.32
2148-52-9[1-(2-Phenylethyl)pyrrolidin-3-yl]methanolC₁₃H₁₉NO205.30
2148-53-0(1-Isopropylpyrrolidin-3-yl)methanolC₈H₁₇NO143.23
2148-56-32-Amino-6-chlorobenzoic acidC₇H₆ClNO₂171.58
2148-57-44,7-DichloroquinazolineC₈H₄Cl₂N₂199.04
2148-86-9Ethyl 2-(5,6-dimethyl-1H-1,3-benzodiazol-2-yl)acetateC₁₃H₁₆N₂O₂232.28
2148010-95-9Benzyl 2-(aminomethyl)-4H,5H,6H,7H-[1,3]thiazolo[4,5-c]pyridine-5-carboxylateC₁₅H₁₇N₃O₂S303.39
2148025-72-11-(Iodomethyl)cyclobutan-1-olC₅H₉IO212.03
214822-96-54-Fluoro-3-hydroxy-benzoic acid methyl esterC₈H₇FO₃170.14
2148250-17-13-Nitro-5-(1H-1,2,3-triazol-4-yl)benzoic acidC₉H₆N₄O₄234.17
21483-64-7tert-Butyl N-(2-bromothiophen-3-yl)carbamateC₉H₁₂BrNO₂S278.17
21483-87-4Rac-(1r,4r)-4-carbamoylcyclohexane-1-carboxylic acidC₈H₁₃NO₃171.20
214833-98-4Ethyl 2-(2-bromo-1,3-thiazol-5-yl)acetateC₇H₈BrNO₂S250.12
2148339-28-8RefChem:114429C₂₅H₂₅N₃O₅447.49
214834-18-1tert-Butyl 4-carbamothioylpiperidine-1-carboxylateC₁₁H₂₀N₂O₂S244.36
214838-75-22-((1-(((9H-Fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)sulfanyl)acetic acidC₂₂H₂₃NO₄S397.50
214841-01-7rac-Ethyl (2R,6R)-6-(iodomethyl)oxane-2-carboxylateC₉H₁₅IO₃298.12
214841-99-32-(4-Cyanobenzenesulfonamido)acetic acidC₉H₈N₂O₄S240.24
214848-62-13-Oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acidC₉H₇NO₄193.16
21485-78-9N-Methyl-2-(methylthio)ethanamineC₄H₁₁NS105.21
214852-48-9(2S,3S)-2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-3-hydroxybutanoic acidC₁₉H₁₉NO₅341.36
214854-34-92-Methoxy-4-((4H-1,2,4-triazol-4-ylimino)methyl)phenolC₁₀H₁₀N₄O₂218.22
2148563-02-22-(((tert-Butoxy)carbonyl)amino)-2-(oxan-2-yl)acetic acidC₁₂H₂₁NO₅259.30
2148569-62-23-(3-Bromophenyl)-2-{[(tert-butoxy)carbonyl]amino}butanoic acidC₁₅H₂₀BrNO₄358.23
2148573-53-73-(2-Chloropyrimidin-4-yl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acidC₂₂H₁₈ClN₃O₄423.86
21486-26-0Dimethyl-1,2-thiazole-4-carboxylic acidC₆H₇NO₂S157.19
21486-27-1Methyl 3,5-dimethyl-1,2-thiazole-4-carboxylateC₇H₉NO₂S171.22
2148611-12-33-(5-Bromo-1,3-thiazol-2-yl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acidC₂₁H₁₇BrN₂O₄S473.35
21487-27-4N-(2-Methylphenyl)-N'-(2-pyridinyl)thioureaC₁₃H₁₃N₃S243.34
21487-33-21-Allyl-3-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-thioureaC₁₅H₁₈N₄OS302.40
21487-45-61,3-Diphenyl-1H-pyrazole-4-carboxaldehydeC₁₆H₁₂N₂O248.28
21487-48-93-Methyl-1-phenyl-1H-pyrazole-4-carbaldehydeC₁₁H₁₀N₂O186.21
21489-20-3TalsupramC₂₀H₂₅NS311.49
21489-22-5PrindamineC₂₁H₂₇N293.45
21489-73-66-Amino-1,2-dihydroxynaphthaleneC₁₀H₉NO₂175.19
21489-74-72-Amino-5,6-dihydroxytetralinC₁₀H₁₃NO₂179.22
214897-29-72-Amino-4-((2,6-difluoro-4-pyrimidinyl)amino)benzenesulfonic acidC₁₀H₈F₂N₄O₃S302.26
214899-21-5AzaspiracidC₄₇H₇₁NO₁₂842.08
2149-05-52,3-Dichloroquinoxaline-6-sulfonyl chlorideC₈H₃Cl₃N₂O₂S297.55
2149-18-0N-[(1-Benzylpyrrolidin-3-yl)methyl]quinazolin-4-amineC₂₀H₂₂N₄318.42
2149-46-4DL-Alanine-beta-naphthylamideC₁₃H₁₄N₂O214.27
2149-49-7Pyruvic acid, phenyl esterC₉H₈O₃164.16
2149-70-4Nomega-nitro-L-arginineC₆H₁₃N₅O₄219.20
2149-79-35-Bromo-5'-uridylic acidC₉H₁₂BrN₂O₉P403.08
2149-82-8Orotidine 5'-monophosphateC₁₀H₁₃N₂O₁₁P368.19
21490-63-1trans-2,3-DimethyloxiraneC₄H₈O72.11
2149003-12-1Methyl 6-amino-2,2-difluoro-1,3-dioxaindane-5-carboxylateC₉H₇F₂NO₄231.15
214901-20-92-(3-Phenylprop-2-enamido)benzamideC₁₆H₁₄N₂O₂266.30
2149055-77-4Ethyl 1-sulfamoylpyrrolidine-2-carboxylateC₇H₁₄N₂O₄S222.27
214907-09-24,6-Pyrimidinediamine, 5-iodo-C₄H₅IN₄236.02
214907-33-24-Methylpent-1-enylboronic acidC₆H₁₃BO₂127.98
21491-62-36-HydroxytremetoneC₁₃H₁₄O₃218.25
21491-96-3Propanoic acid, 3-chloro-2,2-dimethyl-, methyl esterC₆H₁₁ClO₂150.60
214911-10-16-Fluoro-2-iodopyridin-3-olC₅H₃FINO238.99
214915-80-7(5-Bromo-2-methylphenyl)hydrazine hydrochlorideC₇H₁₀BrClN₂237.53
214916-26-42H-Thieno(3,4-e)-1,2,4-thiadiazin-3(4H)-one, 4-((2-chlorophenyl)methyl)-2-(phenylmethyl)-, 1,1-dioxideC₁₉H₁₅ClN₂O₃S₂418.93
214917-68-72,6-Difluoro-4-hydroxybenzoic acidC₇H₄F₂O₃174.10
2149185-87-31-[(tert-Butoxy)carbonyl]-3-[(prop-2-en-1-yloxy)methyl]pyrrolidine-3-carboxylic acidC₁₄H₂₃NO₅285.34
21492-28-4N-(3,4-Dichlorophenyl)-4-methylpiperazine-1-carboxamideC₁₂H₁₅Cl₂N₃O288.18
21492-80-8(4-Aminophenyl)ureaC₇H₉N₃O151.17
2149247-88-94-Cyclopropoxybutanoic acidC₇H₁₂O₃144.17
21493-98-14-Ethoxyphenyl 2-furyl ketoneC₁₃H₁₂O₃216.24
2149312-09-22-Bromo-1-(3,3-dimethylcyclobutyl)ethan-1-oneC₈H₁₃BrO205.09
2149471-79-22-{1-[(tert-Butoxy)carbonyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)azetidin-3-yl}acetic acidC₂₅H₂₈N₂O₆452.51
2149477-25-63-Bromo-N-ethyl-6-methyl-N-(propan-2-yl)pyridin-2-amineC₁₁H₁₇BrN₂257.18
21495-84-12',7-Dihydroxy-4',5'-methylenedioxyisoflavoneC₁₆H₁₀O₆298.25
2149543-42-83-Aminopiperidine-1-carbonitrileC₆H₁₁N₃125.17
214956-16-8N-(3-Chloro-4-fluorophenyl)benzenesulfonamideC₁₂H₉ClFNO₂S285.73
2149597-47-54-Difluoromethanesulfonyl-1-fluoro-2-nitrobenzeneC₇H₄F₃NO₄S255.17
2149598-52-54-Bromo-2-ethynyl-1-(trifluoromethoxy)benzeneC₉H₄BrF₃O265.03
2149601-39-64-Chloro-2-fluoro-5-nitrobenzenesulfonyl chlorideC₆H₂Cl₂FNO₄S274.06
2149601-75-0Sodium 4-ethylthiazole-2-carboxylateC₆H₆NNaO₂S179.18
2149602-63-9Benzaldehyde, 2,4-difluoro-3-(trifluoromethoxy)-C₈H₃F₅O₂226.10
214961-36-11-Benzyl-3-chloro-4-piperidin-1-ylpyrrole-2,5-dioneC₁₆H₁₇ClN₂O₂304.78
214961-38-33-Chloro-4-(4-morpholinyl)-1-(2-phenylethyl)-1H-pyrrole-2,5-dioneC₁₆H₁₇ClN₂O₃320.78
2149643-75-2Methyl 1,4-oxazepane-6-carboxylate hydrochlorideC₇H₁₄ClNO₃195.65
21497-11-04-(1-Oxo-3-phenylallyl)morpholineC₁₃H₁₅NO₂217.27
21497-12-1Morpholine, 4-(o-nitrocinnamoyl)-, (E)-C₁₃H₁₄N₂O₄262.26
214976-36-03-Chloro-5-methoxypyridine-4-carboxylic acidC₇H₆ClNO₃187.58
2149790-17-84-Chloro-6-fluoro-2-(methylsulfanyl)pyrimidineC₅H₄ClFN₂S178.62
21498-08-8Lofexidine hydrochlorideC₁₁H₁₃Cl₃N₂O295.60
214980-87-74-(5-Oxo-4,5-dihydro-1H-1,2,3,4-tetrazol-1-yl)benzoic acidC₈H₆N₄O₃206.16
214983-24-12-(4-(2-Diethylaminoethoxy)phenylamino)-8-ethyl-6-phenyl-8H-pyrido(2,3-d)pyrimidin-7-oneC₂₇H₃₁N₅O₂457.58
21499-23-0PhyllodulcinC₁₆H₁₄O₅286.28
21499-24-1AgrimonolideC₁₈H₁₈O₅314.34
21499-66-1Bruceine DC₂₀H₂₆O₉410.42
2149958-44-92-((3,5-Difluorophenyl)carbamoyl)-2-methoxyacetic acidC₁₀H₉F₂NO₄245.18

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