CAS number index

CAS numbers starting with 2, page 21

55,552 chemicals have a CAS number that starts with 2. They are listed in CAS order.

Showing 2,001 to 2,100 of 5,000 chemicals

CAS numberChemical nameFormulaMol. weight

203195-42-0Methyl 3-bromo-4-methylthiophene-2-carboxylateC₇H₇BrO₂S235.10
203196-68-35-(Aminomethyl)oxolan-2-one hydrochlorideC₅H₁₀ClNO₂151.59
2032-04-41-Diazo-2-propeneC₃H₄N₂68.08
2032-33-9N-PropylbenzylamineC₁₀H₁₅N149.24
2032-34-03,3-DiethoxypropiononitrileC₇H₁₃NO₂143.19
2032-35-1Ethane, 2-bromo-1,1-diethoxy-C₆H₁₃BrO₂197.07
2032-36-2ThiobenzoylmorpholineC₁₁H₁₃NOS207.30
2032-48-6(2-Hydroxyphenyl)-1-piperidinylmethanethioneC₁₂H₁₅NOS221.32
2032-59-9AminocarbC₁₁H₁₆N₂O₂208.26
2032-65-7MethiocarbC₁₁H₁₅NO₂S225.31
2032-68-01-Cyclohexyl-3-propylureaC₁₀H₂₀N₂O184.28
2032-75-92,2-Dichloro-1,3-benzodioxoleC₇H₄Cl₂O₂191.01
2032-84-0Methyl 3-amino-6-methylpyrazine-2-carboxylateC₇H₉N₃O₂167.17
20320-35-82-(tert-Butylcarbamoyl)benzoic acidC₁₂H₁₅NO₃221.26
20320-37-02-(Dimethylcarbamoyl)benzoic acidC₁₀H₁₁NO₃193.20
20320-43-82-(Pyrrolidine-1-carbonyl)benzoic acidC₁₂H₁₃NO₃219.24
20320-44-9O-(Piperidinocarbonyl)-benzoic acidC₁₃H₁₅NO₃233.27
20320-46-12-(4-Methylpiperazine-1-carbonyl)benzoic acidC₁₃H₁₆N₂O₃248.28
20320-52-92-[2-(Dimethylamino)ethyl]-1H-isoindole-1,3(2H)-dioneC₁₂H₁₄N₂O₂218.26
203204-75-52-(Benzotriazol-1-yl)-N-[(E)-[(E)-3-phenylprop-2-enylidene]amino]acetamideC₁₇H₁₅N₅O305.34
203207-18-5Methyl 4-bromo-5-methyl-1H-pyrrole-2-carboxylateC₇H₈BrNO₂218.05
203208-33-7Methyl 4-(2-chloroacetyl)-5-methyl-1H-pyrrole-2-carboxylateC₉H₁₀ClNO₃215.64
20321-69-1(3-(2-Hydroxy-ethyl)-1H-indol-2-ylmethyl)-trimethyl-ammonium, iodideC₁₄H₂₁IN₂O360.24
20321-73-77-Methoxy-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran-4-oneC₁₂H₁₄O₃206.24
20322-31-02-(Ethylthio)cyclohexanamineC₈H₁₇NS159.30
20323-67-5MukonalC₁₃H₉NO₂211.22
20323-72-2(6,7-Dimethoxy-1-isoquinolinyl)(4,5-dimethoxy-2-nitrophenyl)methanoneC₂₀H₁₈N₂O₇398.37
20324-10-11,3-Dihydroxy-10H-acridin-9-oneC₁₃H₉NO₃227.22
20324-33-8Tripropyleneglycol monomethyl etherC₁₀H₂₂O₄206.28
20324-49-64-Chloro-2-sulfanylbenzoic acidC₇H₅ClO₂S188.63
20324-50-95-Chloro-2-mercaptobenzoic acidC₇H₅ClO₂S188.63
20324-87-22-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-, sodium salt (1:2)C₂₁H₁₄N₂Na₂O₉S₂548.46
203245-17-41,2,3-Trifluoro-5-methoxybenzeneC₇H₅F₃O162.11
203246-61-11-Bromo-5-phenylpentan-2-oneC₁₁H₁₃BrO241.13
203246-71-3Tetrahydropyran-4-thiolC₅H₁₀OS118.20
20325-40-0o-Dianisidine dihydrochlorideC₁₄H₁₈Cl₂N₂O₂317.22
203251-37-02-Chloro-1-(3-chloro-4-fluorophenyl)ethan-1-oneC₈H₅Cl₂FO207.03
203252-52-22-(4-Oxo-1,4-dihydrocinnolin-1-yl)acetic acidC₁₀H₈N₂O₃204.19
203256-20-64-(7-Diethylaminocoumarin-3-yl)benzoyl cyanideC₂₁H₁₈N₂O₃346.39
203258-38-2Brostallicin hydrochlorideC₃₀H₃₆BrClN₁₂O₅760.05
203258-60-0BrostallicinC₃₀H₃₅BrN₁₂O₅723.59
20326-12-91-(3-Chlorophenyl)-4-(2-(5-methyl-1H-pyrazol-3-yl)ethyl)piperazineC₁₆H₂₁ClN₄304.82
203261-42-1Benzoic acid, 4-chloro-2-methyl-, sodium salt (1:1)C₈H₆ClNaO₂192.58
203261-69-24-[1-(4-Methoxyphenyl)aziridin-2-yl]pyridineC₁₄H₁₄N₂O226.28
203264-09-91-[(2RS)-2-Benzyloxy-2-(2,4-dichlorophenyl)ethyl]-1H-imidazole NitrateC₁₈H₁₇Cl₂N₃O₄410.26
2032665-26-02-[(Piperazin-1-yl)methyl]-3H,4H-thieno[3,2-d]pyrimidin-4-one dihydrochlorideC₁₁H₁₆Cl₂N₄OS323.25
203268-65-95-(2-Chlorophenyl)-1,3,4-oxadiazole-2-thiolC₈H₅ClN₂OS212.66
203268-67-15-(4-Chlorophenyl)-1,3,4-oxadiazole-2-thiolC₈H₅ClN₂OS212.66
20327-08-61-Methyl-4-P-dimethylamino-styryl-quinolinium-iodideC₂₀H₂₁IN₂416.31
20327-23-51-CyclopropylpiperazineC₇H₁₄N₂126.20
20328-15-8Ethyl 3-methyl-1,2-oxazole-4-carboxylateC₇H₉NO₃155.15
20328-44-33-Iodoprop-2-ynalC₃HIO179.94
20329-96-8Methyl 3,4,5-trimethoxycinnamateC₁₃H₁₆O₅252.27
2033-24-12,2-Dimethyl-1,3-dioxane-4,6-dioneC₆H₈O₄144.13
2033-29-65,6-Dichloro-1,3-dihydro-2H-benzimidazol-2-oneC₇H₄Cl₂N₂O203.03
2033-42-32-Naphthol, 1-iodo-C₁₀H₇IO270.07
2033-44-53-Iodo-2-methyl-1H-indoleC₉H₈IN257.07
2033-45-63,5-Dimethyl-4-iodo-1H-pyrazoleC₅H₇IN₂222.03
2033-46-7N-(5-Iodo-4-methyl-2-thiazolyl)acetamideC₆H₇IN₂OS282.11
2033-47-85-Iodo-4,6-dimethylpyrimidin-2-amineC₆H₈IN₃249.06
2033-54-7Methyl (2-methyl-1H-benzimidazol-1-yl)acetateC₁₁H₁₂N₂O₂204.23
2033-76-31-(2-Bromoethoxy)-4-chlorobenzeneC₈H₈BrClO235.51
2033-83-21-(4-Bromobutoxy)-4-methoxybenzeneC₁₁H₁₅BrO₂259.14
2033-89-83,4-DimethoxyphenolC₈H₁₀O₃154.16
2033-94-52-Methyl-1-phenyl-3-butyne-1,2-diolC₁₁H₁₂O₂176.22
20330-45-44'-tert-ButylacetanilideC₁₂H₁₇NO191.27
20330-46-5N-(4-tert-Butylphenyl)-2-chloroacetamideC₁₂H₁₆ClNO225.72
20330-90-9Dimethyl 5-chloroisophthalateC₁₀H₉ClO₄228.63
203302-88-9Pentyl glycinate--hydrogen chloride (1/1)C₇H₁₆ClNO₂181.66
203302-90-34-Bromo-1,1,1-trifluoro-3-methylbutaneC₅H₈BrF₃205.02
203302-92-51-Bromo-2-chloro-4-fluoro-3-methylbenzeneC₇H₅BrClF223.47
203302-95-84-Bromo-3,5-difluoroanilineC₆H₄BrF₂N208.00
203302-97-03-(Trifluoromethoxy)phenylacetic AcidC₉H₇F₃O₃220.15
203302-98-1Methyl 2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-henicosafluoroundecanoateC₁₂H₃F₂₁O₂578.11
203302-99-2Methyl perfluorotetradecanoateC₁₅H₃F₂₇O₂728.13
203303-01-92,2,3,3,4,4,5,5,6,6,7,7,8,8-Tetradecafluoro-1,9-nonanediolC₉H₆F₁₄O₂412.12
203303-02-04-Bromo-1,1,1-trifluoro-2-(trifluoromethyl)butaneC₅H₅BrF₆258.99
203303-03-12-(4-Hydroxyphenyl)-1,3-propanediolC₉H₁₂O₃168.19
203303-05-3(2-Amino-4-chlorophenyl)(2-fluorophenyl)methanoneC₁₃H₉ClFNO249.67
203303-20-2N1-(6-fluoropyridin-2-yl)ethane-1,2-diamineC₇H₁₀FN₃155.18
203304-22-7DihydromaltophilinC₂₉H₄₀N₂O₆512.65
203306-45-03-(4-Chlorophenyl)-2-{[(4-methylphenyl)sulfonyl]amino}propanoic acidC₁₆H₁₆ClNO₄S353.83
20331-00-42-Chloro-N-(4-propylphenyl)acetamideC₁₁H₁₄ClNO211.69
20331-13-93-Chloro-N-(4-isopropylphenyl)propanamideC₁₂H₁₆ClNO225.72
20331-45-7beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->6)-D-GalC₂₀H₃₅NO₁₆545.49
203310-42-3Ethylidyne(hexane-1-sulfonyl)ammoniumC₈H₁₆NO₂S+190.29
203313-25-13-(2,5-Dimethylphenyl)-8-methoxy-2-oxo-1-azaspiro(4.5)dec-3-en-4-yl ethyl carbonateC₂₁H₂₇NO₅373.45
203314-27-62-(2-Fluoro-5-methylphenyl)acetic acidC₉H₉FO₂168.17
203314-28-72,5-Dibromophenylacetic acidC₈H₆Br₂O₂293.94
203317-42-4alpha-D-Glukopiranozil-2-amino-2-dezoxi-alpha-D-glukopiranozid-hidroklorid (1:1)C₁₂H₂₄ClNO₁₀377.77
20332-10-9DiphenylthioxostannaneC₁₂H₁₀SSn304.99
20332-16-56-Amino-1,3-dioxaindane-5-carboxylic acidC₈H₇NO₄181.15
20333-39-5Ethyl methyl disulfideC₃H₈S₂108.23
20334-43-4Dimethyl ditellurideC₂H₆Te₂285.27
20334-52-5EthylketeneC₄H₆O70.09
2033469-25-74-(2-(Cyclopropylamino)-2-oxoethyl)benzoic acidC₁₂H₁₃NO₃219.24
20335-57-35-Amino-1-formylisoquinoline thiosemicarbazoneC₁₁H₁₁N₅S245.31
20335-68-62-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid hydrochlorideC₁₁H₁₄ClNO₂227.69
20335-69-7Isoquinoline, 1,2,3,4-tetrahydro-2-(p-tolylsulfonyl)-C₁₆H₁₇NO₂S287.38
20336-15-62,4,6-Tri-tert-butylpyridineC₁₇H₂₉N247.43

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