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Pharmaceutical Impurity Reference Standards
Apremilast Impurity 4
Apremilast Impurity 4
Product Name
Apremilast Impurity 4
CAS
1831833-38-5
MF
C12H16O4S
MW
256.32
EINECS
MOL File
1831833-38-5.mol
Chemical Properties
Boiling point
449.3±35.0 °C(Predicted)
Density
1.186±0.06 g/cm3(Predicted)
Usage And Synthesis
Uses
2-?Ethoxy-?1-?methoxy-?4-?[(1E)?-?2-?(methylsulfonyl)?ethenyl]?benzene is an impurity of Apremilast (608141-41-9 #CAS), which is an oral phosphodiesterase 4 inhibitor used in the treatment of psoriatic arthritis.
Apremilast Impurity 4 Supplier
Standardpharm Co. Ltd.
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Beijing Comparison Pharmaceutical Technology Co., Ltd
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Related Product Information
Apremilast Impurity 84
N-[2-[1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]acetamide
3-Ethoxy-4-methoxy benzonitrile
3-Nitrophthalic acid
Apremilast Impurity 19
Apremilast Impurity 15
Apremilast impurity 18
1H-Isoindole-1,3(2H)-dione, 2-[1-(3-ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl)ethyl]-
4-acetamidophthalic acid
1-Methyl-3-nitrophthalate
4-Nitrophthalic acid
BenzeneMethanaMine, 4-ethoxy-3-Methoxy-a-[(Methylsulfonyl)Methyl]-
Apremilast-d8
Apremilast Impurity 25
1-(3,4-Diethoxyphenyl)-2-(methylsulfonyl)ethan-1-amine
Apremilast Impurity 28
(S)-1-(3-Ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl)ethylaMine N-acetyl-L-leucine salt
Apremilast Impurity 34
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