Adapalene

Adapalene EP Impurity A Adapalene  Impurity A:

Adapalene USP RC E ; 2,2′-Binaphthalene-6,6′-dicarboxylic acid ; CAS : 932033-58-4 ; C22H14O4 ; Mol. Wt.: 342.34 ;
Adapalene EP Impurity B Adapalene Impurity B:

Adapalene 3-Hydroxy Impurity ; 6-[3-(3-Hydroxytricyclo[3.3.1.13,7]dec-1-yl)-4-methoxyphenyl]-2-naphthalenecarboxylic acid ; CAS : 1346599-76-5 ;  C28H28O4 ;
Mol. Wt.: 428.52 ;
  Adapalene EP Impurity C Adapalene  Impurity C :

Adapalene USP RC C ; o-Adamantylanisole ; 1-(2-Methoxyphenyl)tricyclo[3.3.1.13,7]decane ; CAS : 43109-77-9 ;  C17H22O ;
Mol. Wt.: 242.36 ;
 Adapalene EP Impurity D Adapalene  Impurity D :

Adapalene USP RC D ; 1,1′-[4,4′-Bis(Methoxy)biphenyl-3,3′-diyl]bis(tricyclo[3.3.1.13,7]decane) ; CAS : 932033-57-3 ; C34H42O2 ;
Mol. Wt.: 482.7 ;
Adapalene 2-Hydroxy Methyl Ester Adapalene 2-Hydroxy Methyl Ester :

Methyl 6-(3-((1r,3s,5R,7S)-2-Hydroxyadamantan-1-yl)-4-methoxyphenyl)-2-naphthoate ;

C29H30O4 ; Mol. Wt.: 442.55 ;
Adapalene 2-Methoxyphenyl Impurity Adapalene 2-Methoxyphenyl Impurity:

6-(4-Methoxy-3-((1S,2R,3S,5R,7S)-2-(2-methoxyphenyl)adamantan-1-yl)phenyl)-2-naphthoic acid ; C35H34O4 ; Mol. Wt.: 518.64 ;
Adapalene 2-Methoxyphenyl Methyl Ester Adapalene 2-Methoxyphenyl Methyl Ester:

Methyl 6-(4-Methoxy-3-((1S,2R,3S,5R,7S)-2-(2-methoxyphenyl)adamantan-1-yl)phenyl)-2-naphthoate ; C36H36O4 ; Mol. Wt.: 532.67 ;
Adapalene 3-Hydroxy Impurity Adapalene 3-Hydroxy Impurity :

6-[3-(3-Hydroxytricyclo[3.3.1.13,7]dec-1-yl)-4-methoxyphenyl]-2-naphthalenecarboxylic acid ; CAS : 1346599-76-5 ;
Adapalene 5-Bromo-2-Methoxyphenyl Methyl Ester Adapalene 5-Bromo-2-Methoxyphenyl Methyl Ester :

Methyl 6-(3-((1S,2R,3S,5R,7S)-2-(5-Bromo-2-methoxyphenyl)adamantan-1-yl)-4-methoxyphenyl)-2-naphthoate ;C36H35BrO4 ; Mol. Wt.: 611.56 ;
 

Adapalene

 Adapalene:

6-(4-Methoxy-3-tricyclo[3.3.1.13,7]dec-1-ylphenyl)-2-naphthalenecarboxylic Acid ; -[3-(1-Adamantyl)-4-methoxyphenyl]-2-naphthoic acid ; CAS : 106685-40-9 ;C28H28O3 ; Mol. Wt.: 412.52 ;
Adapalene Dimer Impurity Adapalene Dimer Impurity :

Di-6-(4-Methoxyphenyl)-2-naphthoic acid adamantane ; C46H40O6 ;
Mol. Wt.: 688.81 ;
Adapalene Methyl Ester Adapalene Methyl Ester:

Methyl 6-[3-(1-Adamantyl)-4-methoxyphenyl]-2-naphthalenecarboxylate ; CAS : 106685-41-0 ;C29H30O3 ; Mol. Wt.: 426.55 ;
Adapalene O-Desmethyl Impurity Adapalene O-Desmethyl Impurity:

6-(4-Hydroxy-3-tricyclo[3.3.1.13,7]dec-1-ylphenyl)-2-naphthalenecarboxylic acid ; CAS : 125316-60-1 ;C27H26O3 ; Mol. Wt.: 398.49