Ropivacaine

Ropivacaine Impurity A Ropivacaine  Impurity A:

 (S)-1-Butyl-N-(2,6-dimethylphenyl)piperidine-2-carboxamide ; CAS : 27262-47-1 ;

C18H28N2O ; Mol. Wt.: 288.43 ;
Ropivacaine Impurity B Ropivacaine  Impurity B :

(−)-(2S)-N-(2,6-Dimethylphenyl)piperidine-2-carboxamide ; CAS : 27262-40-4 ;

C14H20N2O ; Mol. Wt.: 232.32 ;
Ropivacaine Impurity C Ropivacaine  Impurity C:

 (−)-(S)-N-(2,6-Dimethylphenyl)-1-methylpiperidine-2-carboxamide HCl ; CAS : 34333-71-6 (S) ; C15H23ClN2O (HCl salt) ; Mol. Wt.: 282.81 ;
Ropivacaine EP Impurity C rac Ropivacaine  Impurity C: (rac)

 Ropivacaine N-Methyl Analog ; CAS : 1722-62-9 (rac) ;  C15H22N2O (base) ; Mol. Wt.: 246.35 ;
Ropivacaine Impurity D Ropivacaine  Impurity D:

 (−)-(S)-N-(2,6-Dimethylphenyl)-1-ethylpiperidine-2-carboxamide ; CAS : 98626-59-6 ;

C16H24N2O ; Mol. Wt.: 260.37 ;
Ropivacaine Impurity E Ropivacaine  Impurity E:

(−)-(S)-N-(2,6-Dimethylphenyl)-1(1-methylethyl)piperidine-2-carboxamide ; CAS : 265120-58-9 ; C17H26N2O ; Mol. Wt.: 274.40 ;
Ropivacaine Impurity F Ropivacaine  Impurity F:

 (8aS)-2-(2,6-Dimethylphenyl)-3,3-dimethylhexahydroimidazo[1,5-a]pyridin-1(5H)-one (Acetone Adduct) ; C17H24N2O ; Mol. Wt.: 272.39 ;
Ropivacaine Impurity G Ropivacaine  Impurity G:

Ropivacaine R-Isomer ; (+)-(2R)-N-(2,6-Dimethylphenyl)-1-propylpiperidine-2-carboxamide HCl ; CAS : 112773-90-7 ; C17H26N2O (base) ; Mol. Wt.: 274.40 ; C17H27ClN2O (HCl salt) ; Mol. Wt.: 310.86 ;
Ropivacaine Impurity H Ropivacaine  Impurity H :

2,6-Dimethylaniline HCl ; CAS : 21436-98-6 ;C8H12ClN ;
Mol. Wt.: 157.64 ;
Ropivacaine Hydrochloride Monohydrate Ropivacaine Hydrochloride Monohydrate:

(−)-(S)-N-(2,6-Dimethylphenyl)-1-propylpiperidine-2-carboxamide hydrochloride monohydrate ; CAS : 132112-35-7 ;C17H29ClN2O2 ; Mol. Wt.: 328.88 ;