CAS number index

CAS numbers starting with 21, page 77

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

Showing 7,601 to 7,700 of 8,045 chemicals

CAS numberChemical nameFormulaMol. weight

2193066-99-62-(1-Methyl-1H-pyrazol-5-yl)acetic acid hydrochlorideC₆H₉ClN₂O₂176.60
2193067-05-7Dimethyl [2-(3-methoxypyridin-2-yl)-2-oxoethyl]phosphonateC₁₀H₁₄NO₅P259.20
2193067-09-18,8-Difluoro-6-methyl-2,6-diazaspiro(3.4)octan-7-one, trifluoroacetic acidC₉H₁₁F₅N₂O₃290.19
2193067-16-0Methyl 3-methoxypiperidine-4-carboxylate hydrochlorideC₈H₁₆ClNO₃209.67
2193067-17-11-(1,2-Thiazol-4-yl)methanamine dihydrochlorideC₄H₈Cl₂N₂S187.09
2193067-25-12-(3-(tert-Butoxy)-2,2-dimethylcyclobutyl)acetic acidC₁₂H₂₂O₃214.31
2193067-29-51-{4-Hydroxy-6-methylfuro[2,3-d]pyrimidin-5-yl}ethan-1-oneC₉H₈N₂O₃192.17
2193067-32-0((3-Bromo-5-fluorophenyl)methyl)(2-chloroethyl)amine hydrochlorideC₉H₁₁BrCl₂FN303.00
2193067-35-33-(8-Methyl-5H,6H,7H,8H-imidazo(1,2-a)pyridin-2-yl)aniline hydrochlorideC₁₄H₁₈ClN₃263.77
2193067-38-63-Iodo-4H,5H,6H,7H-pyrazolo[1,5-a]pyridine-2-carboxylic acidC₈H₉IN₂O₂292.08
2193067-40-03-(Azetidin-3-yl)-1,2,4-oxadiazole, trifluoroacetic acidC₇H₈F₃N₃O₃239.15
2193067-43-3{2-Methyl-2-azabicyclo[2.1.1]hexan-1-yl}methanamine dihydrochlorideC₇H₁₆Cl₂N₂199.13
2193067-44-42-Cyanocyclopentane-1-sulfonyl fluorideC₆H₈FNO₂S177.20
2193067-53-53-(Chloromethyl)azepan-2-oneC₇H₁₂ClNO161.63
2193067-56-81-(1H-Imidazol-2-yl)cyclopropan-1-amine dihydrochlorideC₆H₁₁Cl₂N₃196.08
2193067-65-9Methyl 2-(4,6-dichloropyrimidin-5-yl)-2-methylpropanoateC₉H₁₀Cl₂N₂O₂249.10
2193067-69-32,2-Dimethoxyethane-1-sulfonyl chlorideC₄H₉ClO₄S188.63
2193067-70-65-(Iodomethyl)-6-azabicyclo(3.2.1)octan-7-oneC₈H₁₂INO265.09
2193067-75-1tert-Butyl 4-(prop-2-yn-1-yl)oxane-4-carboxylateC₁₃H₂₀O₃224.30
2193067-78-4(3-Amino-2-hydroxypropyl)urea hydrochlorideC₄H₁₂ClN₃O₂169.61
2193067-87-55-(Methoxymethyl)-1-methyl-1H-1,2,3-triazoleC₅H₉N₃O127.15
2193067-92-28-Chloro-1,2,3,4-tetrahydro-2,7-naphthyridine dihydrochlorideC₈H₁₁Cl₃N₂241.55
2193068-00-5Methyl 2-[1-(methoxyamino)cyclobutyl]acetateC₈H₁₅NO₃173.21
2193068-01-61,2,3,4-Tetrahydronaphthalene-2-carboximidamide hydrochlorideC₁₁H₁₅ClN₂210.71
219307-74-14-Ethyl-2-p-tolyl-5,6-dihydro-4H-1,3-selenazin-4-olC₁₃H₁₇NOSe282.25
2193080-10-13-[1-Oxo-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1H-isoindol-2-yl]piperidine-2,6-dioneC₁₉H₂₃BN₂O₅370.21
219310-08-4(3S)-3-Aminoheptanoic acid hydrochlorideC₇H₁₆ClNO₂181.66
219310-09-5(3R)-3-Amino-4-methylpentanoic acid hydrochlorideC₆H₁₄ClNO₂167.64
219310-10-8(3R,4S)-3-Amino-4-methylhexanoic acid hydrochlorideC₇H₁₆ClNO₂181.66
219310-12-0(3S)-3-Amino-4-cyclohexylbutanoic acid hydrochlorideC₁₀H₂₀ClNO₂221.73
2193102-60-0Methyl (3R)-3-(methylamino)butanoate hydrochlorideC₆H₁₄ClNO₂167.64
219311-44-1DabuzalgronC₁₂H₁₆ClN₃O₃S317.80
219312-01-32-(3-Aminophenoxy)acetonitrileC₈H₈N₂O148.16
219312-08-04-Chloro-2-methyl-3-nitroanilineC₇H₇ClN₂O₂186.60
219312-90-04-Fmoc-piperazine-2-carboxylic acidC₂₀H₂₀N₂O₄352.39
219315-98-72-(Tris(oleoyloxymethyl)methylamino)-1-ethanesulfonic acidC₆₀H₁₁₁NO₉S1022.61
21932-17-2Glutamic acid, monosodium saltC₅H₉NNaO₄+170.12
21932-54-7(-)-Diisopinocampheyl boraneC₂₀H₃₄B285.30
21933-15-3Ethyl 3-oxo-2-azabicyclo[2.2.2]octane-4-carboxylateC₁₀H₁₅NO₃197.23
21934-68-9Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 6'-(diethylamino)-1',3'-dimethyl-C₂₆H₂₅NO₃399.49
21934-70-33',6'-DiethoxyfluoresceinC₂₄H₂₀O₅388.42
21936-99-23-Amino-3-(1-phenyl-1H-pyrazol-4-yl)propanoic acidC₁₂H₁₃N₃O₂231.25
21937-47-32-(Chloromethoxy)-1,1,1-trifluoroethaneC₃H₄ClF₃O148.51
21937-59-71-(4-Methoxybenzyl)piperidin-4-olC₁₃H₁₉NO₂221.30
21937-61-11-[(4-Chlorophenyl)methyl]piperidin-4-oneC₁₂H₁₄ClNO223.70
21937-62-21-(4-Chloro-benzyl)-piperidin-4-olC₁₂H₁₆ClNO225.72
21938-32-94-(Dimethylamino)benzaldehyde (4-phenyl-1,3-thiazol-2-yl)hydrazoneC₁₈H₁₈N₄S322.44
21938-47-62,3-Dichlorophenylhydrazine HClC₆H₇Cl₃N₂213.50
21940-45-46-Dehydrocortisol acetateC₂₃H₃₀O₆402.49
21943-12-43-Bromopyrazin-2-amineC₄H₄BrN₃174.00
21943-13-55-Bromo-3-chloropyrazin-2-amineC₄H₃BrClN₃208.45
21943-15-73,5-Dibromo-1,2-dihydropyrazin-2-oneC₄H₂Br₂N₂O253.88
21943-16-82,5-Dibromo-3-chloropyrazineC₄HBr₂ClN₂272.33
21943-50-02-BromocyclopentanoneC₅H₇BrO163.01
21943-52-21',3'-Dimethyl-7',9'-dihydrospiro[indole-3,8'-purine]-2,2',6'(1H,1'H,3'H)-trioneC₁₄H₁₃N₅O₃299.29
21943-58-8Spiro[2H-benzimidazole-2,3'-[3H]indol]-2'(1'H)-one, 1'-acetyl-1,3-dihydro-C₁₆H₁₃N₃O₂279.30
21944-83-2(3Z,6Z)-Nona-3,6-dienalC₉H₁₄O138.21
21944-98-9TangerinalC₁₂H₂₂O182.31
21945-66-4(3-Methylphenyl)phenylmethanolC₁₄H₁₄O198.26
21945-86-8O-Demethyl-m-methyl orphenadrineC₁₈H₂₃NO269.39
2194544-56-24,4,5,5-Tetramethyl-2-({7-oxaspiro[3.5]nonan-2-yl}methyl)-1,3,2-dioxaborolaneC₁₅H₂₇BO₃266.19
2194586-64-4(2R)-2-Amino-2-methylhexan-1-ol hydrochlorideC₇H₁₈ClNO167.68
21947-75-11-Chloro-1,2-epoxypropaneC₃H₅ClO92.53
21947-98-8N-(tert-Butoxycarbonyl)-S-trityl-L-cysteineC₂₇H₂₉NO₄S463.60
21948-10-7Benzyl 2-amino-3-(benzyloxy)propanoate hydrochlorideC₁₇H₂₀ClNO₃321.80
21948-46-9Octane, 1,2-dichloro-C₈H₁₆Cl₂183.12
21948-55-0{[3-(Trifluoromethyl)phenyl]methyl}boronic acidC₈H₈BF₃O₂203.96
21948-70-9(Methylthio)pyrazineC₅H₆N₂S126.18
219488-97-84,4,5,5-Tetramethyl-2-(1,2,2-triphenylvinyl)-1,3,2-dioxaborolaneC₂₆H₂₇BO₂382.31
219488-99-04,4,5,5-Tetramethyl-2-(3-methylbut-2-en-2-yl)-1,3,2-dioxaborolaneC₁₁H₂₁BO₂196.10
219489-07-3(Z)-1-Ethoxyethene-2-boronic acid pinacol esterC₁₀H₁₉BO₃198.07
219489-13-1Ethyl (2Z)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-propenoateC₁₁H₁₉BO₄226.08
2194903-42-7RefChem:922663C₁₉H₂₄N₄O₂S372.49
219492-12-33-Benzyloxy-4-methyl-phenylamineC₁₄H₁₅NO213.28
219492-81-6tert-Butyl N-(4-amino-3-nitrophenyl)carbamateC₁₁H₁₅N₃O₄253.26
219493-30-85-Methoxy-2-methyl-2,3-dihydro-1-benzofuran-6-olC₁₀H₁₂O₃180.20
219496-48-7(1R,3S)-3-[(tert-Butoxy)carbonyl]-2,2,3-trimethylcyclopentane-1-carboxylic acidC₁₄H₂₄O₄256.34
2195-47-3Methanone, (4-fluorophenyl)(4-nitrophenyl)-C₁₃H₈FNO₃245.21
219502-44-03-[(4-Benzylpiperazin-1-yl)methyl]phenolC₁₈H₂₂N₂O282.39
219506-75-9Benzyl 2-ethyl acrylateC₁₂H₁₄O₂190.24
219508-19-73-Bromo-1H-indole-6-carboxylic acidC₉H₆BrNO₂240.06
21951-32-62-Aminobenzothiazole-6-sulphonic acidC₇H₆N₂O₃S₂230.27
21951-34-83H-Pyrazol-3-one, 2,4-dihydro-2-(4-((2-hydroxyethyl)sulfonyl)phenyl)-5-methyl-C₁₂H₁₄N₂O₄S282.32
21951-36-0Alpha-(4-methyl-2-pyridylimino)-O-cresolC₁₃H₁₂N₂O212.25
219511-71-41-(tert-Butoxycarbonyl)guanidineC₆H₁₃N₃O₂159.19
2195162-69-54-Methyl-2-(1,3-thiazolidine-3-carbonyl)morpholineC₉H₁₆N₂O₂S216.31
219519-49-03-(Methylsulfanyl)-2-sulfanylpropan-1-olC₄H₁₀OS₂138.26
219519-77-43-Cyano-2-fluorobenzoic acidC₈H₄FNO₂165.12
219521-60-5((4-Nitrophenyl)amino)((2-phenylethyl)amino)methane-1-thioneC₁₅H₁₅N₃O₂S301.37
219524-88-65-Ethyl-4,5-dihydro-1H-pyrazoleC₅H₁₀N₂98.15
219526-41-7(~13~C_10_)NaphthaleneC₁₀H₈138.10
219528-42-4N1-(3-chloro-4-methylphenyl)-3-amino-3-hydroxyiminopropanamideC₁₀H₁₂ClN₃O₂241.68
219528-44-6N1-[2-chloro-5-(trifluoromethyl)phenyl]-3-amino-3-hydroxyiminopropanamideC₁₀H₉ClF₃N₃O₂295.65
219528-73-1N-(4-Fluorophenyl)-2-(N'-hydroxycarbamimidoyl)acetamideC₉H₁₀FN₃O₂211.20
219529-78-92-(4-Methoxyphenyl)-5-methyl-1,3-dioxane-5-carboxylic acidC₁₃H₁₆O₅252.27
21953-83-3(3-Bromobutyl)benzeneC₁₀H₁₃Br213.12
21953-91-32-(4-Methoxyphenoxy)acetohydrazideC₉H₁₂N₂O₃196.21
219533-62-7Methyl (1R,5S)-8-(trideuteriomethyl)-8-azabicyclo(3.2.1)oct-2-ene-2-carboxylate, hydrobromideC₁₀H₁₆BrNO₂265.17
219533-65-07-Amino-5-(2-fluorophenyl)-1-(trideuteriomethyl)-3H-1,4-benzodiazepin-2-oneC₁₆H₁₄FN₃O286.32
219533-68-3Diamorphine, (N-methyl-d3)-C₂₁H₂₃NO₅372.44

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