Apremilast Impurities

3-Nitrophthalic Anhydride

CAS No. : 641-70-3
Synonyms : 4-Nitro-1,3-isobenzofurandione; 3-Nitrophthalic Acid Anhydride; 4-Nitro-2-benzofuran-1,3-dione
Catalog No. : SA30015
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4-Nitrophthalic acid

CAS No. : 610-27-5
Synonyms : 4-Nitro-1,2-benzenedicarboxylic Acid; 4-Nitrobenzene-1,2-dicarboxylic Acid
Catalog No. : SA30014
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3-Nitrophthalic acid

CAS No. : 603-11-2
Synonyms : m-Nitrophthalic Acid; o-Nitrophthalic Acid; 3-Nitro-1,2-benzenedicarboxylic Acid
Catalog No. : SA30013
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(2’S)-2′-[(1S)-1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-4-acetylamino-2,4′-biisoindole-1,1′,3,3′-tetrone

CAS No. : NA
Synonyms : (2’S)-2′-[(1S)-1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-4-acetylamino-2,4′-biisoindole-1,1′,3,3′-tetrone
Catalog No. : SA30012
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Apremilast N-Desacetyl O4-Desmethyl O3-Desethyl Impurity

CAS No. : 1384439-80-8
Synonyms : 4-Amino-2-[(1S)-1-(3 ,4-dihydroxyphenyl)-2-(methylsulfonyl)ethyl]-1H-isoindole-1,3(2H)-dione; 2-[(1S)-1-(3,4-Dihydroxyphenyl)-2-(methylsulfonyl)ethyl]-4-amino-2H-isoindole-1,3-dione
Catalog No. : SA30011
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Apremilast N-Desacetyl Impurity

CAS No. : NA
Synonyms : (S)-4-Amino-2-(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione; 2-[(1S)-1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-4-amino-2H-isoindole-1,3-dione
Catalog No. : SA30010
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Apremilast 3-Acetamido Benzoic Acid Impurity

CAS No. : NA
Synonyms : (S)-3-Acetamido-2-((1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl) carbamoyl)benzoic acid; 2-{[(1S)-1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethylamino]carbonyl}-3-acetylaminobenzoic acid
Catalog No. : SA30009
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Apremilast 2-Acetamido Benzoic Acid Impurity

CAS No. : 1809170-71-5
Synonyms : (S)-2-Acetamido-6-((1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl) carbamoyl)benzoic acid; 2-(Acetylamino)-6-[[[(1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]amino]carbonyl]-benzoic Acid
Catalog No. : SA30008
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Apremilast R-Isomer

CAS No. : 608141-44-2
Synonyms : (R)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylamino isoindoline-1,3-dione; N-[2-[(1R)-1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]-acetamide
Catalog No. : SA30007
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Apremilast EP Impurity H

CAS No. : 253168-94-4
Synonyms : 1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanamine; 3-Ethoxy-4-methoxy-α-[(methylsulfonyl)methyl]benzenemethanamine
Catalog No. : SA30006
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Apremilast EP Impurity F

CAS No. : NA
Synonyms : 2-Amino-6-((1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)carbamoyl)benzoic Acid; rac-N-Deacetyl-2-carboxy-(seco-phthalimido) Apremilast; 6-Amino-2-{[1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethylamino]carbonyl}benzoic acid
Catalog No. : SA30005
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Apremilast EP Impurity E

CAS No. : NA
Synonyms : rac-4’-O-Ethyl-3’-O-methyl Apremilast; N-(2-(1-(4-Ethoxy-3-methoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Catalog No. : SA30004
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Apremilast EP Impurity D

CAS No. : NA
Synonyms : N-(2-(1-(3,4-Diethoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide; rac-4’-O-Desmethyl-4’-O-ethyl Apremilast; 4-Acetylamino-2-[1-(3,4-diethoxyphenyl)-2-(methylsulfonyl)ethyl]-2H-isoindole-1,3-dione
Catalog No. : SA30003
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Apremilast EP Impurity C

CAS No. : NA
Synonyms : 4-Acetyl-2-(1-(3,4-dimethoxyphenyl)-2-(methylsulfonyl)ethyl)isoindoline-1,3-dione; rac-4-Desacetamido-4-acetyl 3’-O-Desethyl-3’-O-methyl Apremilast
Catalog No. : SA30002
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Apremilast EP Impurity B

CAS No. : 15371-06-9
Synonyms : 3-Acetamidophthalic Acid; 3-(Acetylamino)-1,2-benzenedicarboxylic Acid
Catalog No. : SA30001
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Apremilast

CAS No. : 608141-41-9
Synonyms : Otezla; (S)-2-[1-(3-Ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione; (S)-N-(2-(1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Catalog No. : SA30000
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