Fosinopril

Fosinopril EP Impurity A

Fosinopril Impurity A:

(4S)-4-Cyclohexyl-1-[2-[hydroxy(4-phenylbutyl)phosphinyl]acetyl]-L-proline disodium salt ;

CAS : 95399-71-6 (acid) ; C23H32NNA2O5P ; MW: 479.46 ;
Fosinopril EP Impurity C Fosinopril Impurity C:

(4S)-4-Cyclohexyl-1-[(RS)-1-hydroxy-2-methylpropoxy](4-phenylbutyl) phosphinyl]-acetyl-L-proline propionate (ester), sodium salt ; CAS : 1217600-34-4 ; 2[C30H46NO7P] ; MW: 563.66 ;
Fosinopril EP Impurity D Fosinopril Impurity D:

(4R)-4-Cyclohexyl-1-[(R)-[(S)-1-hydroxy-2-methylpropoxy](4-phenyl butyl)phosphinyl]acetyl-L-proline propionate (ester), sodium salt ; CAS : 1356353-41-7 ; C30H46NO7P ; MW: 563.66 ;
Fosinopril EP Impurity E Fosinopril Impurity E:

(4S)-4-Phenyl-1-[(R)-[(S)-1-hydroxy-2-methyl-propoxy](4-phenylbutyl) phospinyl]acetyl-L-proline propionate (ester), sodium salt ; C30H40NO7P ;  MW: 557.61 ;
Fosinopril EP Impurity F Fosinopril Impurity F:

(4S)-4-Cyclohexyl-1-[(R)-[(S)-1-hydroxypropoxy](4-phenylbutyl) phosphinyl] acetyl-L-proline propionate (ester), sodium salt  ; C29H44NO7P ; MW: 549.64 ;
Fosinopril USP RC B Fosinopril RC B :

(4S)-4-Cyclohexyl-1-[(R)-[(S)-1-hydroxy-2-methylpropoxy](4-phenyl butyl) phosphinyl]acetyl-D-proline propionate (ester), hemibarium salt, sesquihydrate ; C30H46NO7P (acid) ; MW: 563.66 (acid) ;
Fosinopril USP RC G Fosinopril RC G:

(4-Phenylbutyl)phosphinyl acetic acid, disodium salt ; CAS : 83623-61-4 (acid) ; C12H17O4P ; MW: 256.23 ;
Fosinopril USP RC H Fosinopril RC H :

4-Phenylbutyl phosphonic acid ; CAS : 46348-61-2 ; C10H15O3P ; MW: 214.2 ;