API
IMPURITY
CHEMICAL NAME
STRUCTURE
2
Silodosin

Silodosin Impurity

(R)-1-(3-Hydroxypropyl)-5-[(2R)-({2-[2-[2-(2,2,2trifluoroethoxy)phenoxy]ethyl}amino)propyl]-2,3-dihydro-1H-indole-7-carbonitrile Silodosin-Impurity-(R)-1-(3-Hydroxypropyl)
Silodosin

Silodosin Impurity

(R)-3-(5-(2-Aminopropyl)-7-cyanoindolin-1-yl)propyl benzoate tartate Silodosin-Impurity-(R)-3-(5-(2-Aminopropyl)
Silodosin

Silodosin Impurity

(R) -3-{7-Cyano-5-[2-({2-[2-(2,2,2-Trifluoroethoxy)phenoxy]ethyl}amino)propyl]-2,3-dihydro-1H-indol-1-yl}propyl benzoate Silodosin-Impurity-(R)--3-{7-Cyano-5
SILODOSIN S-ISOMER (SILODOSIL(H-SLDRC04)

SILODOSIN S-ISOMER (SILODOSIL(H-SLDRC04)

1-(3-Hydroxypropyl)-5-[(2S)-({2-[2-[2-(2,2,2-trifluoroethoxy)phenoxy] ethyl} amino)propyl]indoline-7-carboxamide SILODOSIN
SILODOSIN NITRILE IMPURITY

SILODOSIN NITRILE IMPURITY

(R)-1-(3-Hydroxypropyl)-5-(2-(2-(2-(2,2,2-trifluoroethoxy)phenoxy) ethylamino)propyl)indoline-7-carbonitrile SILODOSIN NITRILE
SILODOSIN DEHYDRO IMPURITY(SILDOSIL (H-SLDRC05)

SILODOSIN DEHYDRO IMPURITY(SILDOSIL (H-SLDRC05)

(R)-1-(3-Hydroxypropyl)-5-(2-(2-(2-(2,2,2-trifluoroethoxy)phenoxy)ethylamino)propyl)-1H-indole-7-carboxamide SILODOSIN DEHYDRO IMPURITY
SILODOSIN S-ISOMER (SILODOSIL(H-SLDRC04)

SILODOSIN S-ISOMER (SILODOSIL(H-SLDRC04)

1-(3-Hydroxypropyl)-5-[(2S)-({2-[2-[2-(2,2,2-trifluoroethoxy)phenoxy] ethyl} amino)propyl]indoline-7-carboxamide silodosin
SILODOSIN NITRILE IMPURITY

SILODOSIN NITRILE IMPURITY

(R)-1-(3-Hydroxypropyl)-5-(2-(2-(2-(2,2,2-trifluoroethoxy)phenoxy) ethylamino)propyl)indoline-7-carbonitrile SILODOSIN NITRILE IMPURITY
SILODOSIN DEHYDRO IMPURITY(SILDOSIL (H-SLDRC05)

SILODOSIN DEHYDRO IMPURITY(SILDOSIL (H-SLDRC05)

(R)-1-(3-Hydroxypropyl)-5-(2-(2-(2-(2,2,2-trifluoroethoxy)phenoxy)ethylamino)propyl)-1H-indole-7-carboxamide dehydro impurity