ChemicalBook > Product Catalog >Analytical Chemistry >Standard >Pharmaceutical Impurity Reference Standards >(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide

(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide

(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide Structure
CAS No.
1384441-38-6
Chemical Name:
(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Synonyms
O-Demethyl apremilast;Apremilast Impurity K;Apremilast O-Desmethyl;O-Desmethyl Apremilast;Apremilast impurity HS093311;Apremilast Impurity 4 (O-Desmethyl Apremilast);N-[2-[(1S)-1-(3-ethoxy-4-hydroxyphenyl)-2-methylsulfonylethyl]-1,3-dioxoisoindol-4-yl]acetamide;N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3- dioxoisoindolin-4-yl)acetamide;Acetamide,N-[2-[(1S)-1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl-;(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide,Apremilast Impurity
CBNumber:
CB23145520
Molecular Formula:
C21H22N2O7S
Molecular Weight:
446.47
MOL File:
1384441-38-6.mol
Modify Date:
2024/6/6 17:55:34

(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide Properties

Boiling point 765.2±60.0 °C(Predicted)
Density 1.450±0.06 g/cm3(Predicted)
storage temp. -20°C
solubility DMF: 30 mg/ml,DMSO: 30 mg/ml,DMSO:PBS (pH 7.2) (1:2): 0.3 mg/ml
form A crystalline solid
pka 9.80±0.31(Predicted)
Stability Hygroscopic

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P321-P362+P364-P332+P313-P337+P313-P403+P233-P405-P501
NFPA 704
0
2 0

(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide Chemical Properties,Uses,Production

Uses

N-[2-[(1S)-1-(3-Ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]acetamide is a related compound of Apremilast (A729700), which is?an oral phosphodiesterase 4 inhibitor used for treating psoriatic arthritis. N-[2-[(1S)-1-(3-Ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]acetamide may be a useful compound for determining metabolic clearance of apremilast. Apremilast Impurity 7

(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide Preparation Products And Raw materials

O-Desmethyl Apremilast N-[2-[(1S)-1-(3-ethoxy-4-hydroxyphenyl)-2-methylsulfonylethyl]-1,3-dioxoisoindol-4-yl]acetamide Apremilast impurity HS093311 Apremilast Impurity K Apremilast Impurity 4 (O-Desmethyl Apremilast) Acetamide,N-[2-[(1S)-1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl- N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3- dioxoisoindolin-4-yl)acetamide (S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide,Apremilast Impurity O-Demethyl apremilast Apremilast O-Desmethyl 1384441-38-6