ivabradine hydrochloride and its Impurities
Ivabradine Hydrochloride is used for the symptomatic treatment of chronic stable angina pectoris in patients with normal sinus rhythm who cannot take beta blockers. It is marketed under the trade name Corlanor. Reference standards of Ivabradine Hydrochloride API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

![(S)-2-(2-(2-((3-(((3,4-Dimethoxybicyclo[4.2.0]octa PA 09 24730](https://www.pharmaffiliates.com/pimages/PA0924730.jpg)
(S)-2-(2-(2-((3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)amino)ethyl)-4,5-dimethoxyphenyl)acetic Acid
(S)-2-(2-(2-((3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)amino)ethyl)-4,5-dimethoxyphenyl)acetic Acid
Catalogue No.:PA 09 24730
CAS :
1462470-54-7
Molecular Formula : C27H38N2O6
Molecular Weight : 486.61

![(S)-3-(3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2 PA 09 24740](https://www.pharmaffiliates.com/pimages/PA0924740.jpg)
(S)-3-(3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-4-hydroxy-7,8-dimethoxy-5-oxo-2,5-dihydro-1H-benzo[d]azepin-3-ium
(S)-3-(3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-4-hydroxy-7,8-dimethoxy-5-oxo-2,5-dihydro-1H-benzo[d]azepin-3-ium
Catalogue No.:PA 09 24740
CAS :
NA
Molecular Formula : C27H35N2O6+
Molecular Weight : 483.58

![(S)-3,3'-((((3,4-Dimethoxybicyclo[4.2.0]octa-1(6), PA 09 24770](https://www.pharmaffiliates.com/pimages/PA0924770.jpg)
(S)-3,3'-((((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)azanediyl)bis(propane-3,1-diyl))bis(7,8-dimethoxy-4,5-dihydro-1H-benzo[d]azepin-2(3H)-one) Hydrochloride
(S)-3,3'-((((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)azanediyl)bis(propane-3,1-diyl))bis(7,8-dimethoxy-4,5-dihydro-1H-benzo[d]azepin-2(3H)-one) Hydrochloride
Catalogue No.:PA 09 24770
CAS :
NA
Molecular Formula : C41H54ClN3O8
Molecular Weight : 752.34


Methyl (S)-2-(2-(2-((3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)amino)ethyl)-4,5-dimethoxyphenyl)Acetate
Methyl (S)-2-(2-(2-((3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)amino)ethyl)-4,5-dimethoxyphenyl)Acetate
Catalogue No.:PA 09 24790
CAS :
NA
Molecular Formula : C28H40N2O6
Molecular Weight : 500.63


(S)-3-(3-((3-Chloro-2-(3,4-dimethoxyphenyl)propyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
(S)-3-(3-((3-Chloro-2-(3,4-dimethoxyphenyl)propyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
Catalogue No.:PA 09 24800
CAS :
2768438-46-4
Molecular Formula : C27H37ClN2O5
Molecular Weight : 505.05

![(S)-2-(2-(2-((3-(((3,4-Dimethoxybicyclo[4.2.0]octa PA 09 24810](https://www.pharmaffiliates.com/pimages/PA0924810.jpg)
(S)-2-(2-(2-((3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)amino)ethyl)-4,5-dimethoxyphenyl)-2-oxoacetic Acid
(S)-2-(2-(2-((3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)amino)ethyl)-4,5-dimethoxyphenyl)-2-oxoacetic Acid
Catalogue No.:PA 09 24810
CAS :
NA
Molecular Formula : C27H36N2O7
Molecular Weight : 500.58

![(S)-3-(3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2 PA 09 24830](https://www.pharmaffiliates.com/pimages/PA0924830.jpg)
(S)-3-(3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-2,3-dihydro-1H-benzo[d]azepine-1,4(5H)-dione
(S)-3-(3-(((3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-2,3-dihydro-1H-benzo[d]azepine-1,4(5H)-dione
Catalogue No.:PA 09 24830
CAS :
NA
Molecular Formula : C27H34N2O6
Molecular Weight : 482.24

![3-(3-((((S)-3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2 PA 09 24840](https://www.pharmaffiliates.com/pimages/PA0924840.jpg)
3-(3-((((S)-3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-1-hydroxy-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
3-(3-((((S)-3,4-Dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-1-hydroxy-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
Catalogue No.:PA 09 24840
CAS :
NA
Molecular Formula : C27H36N2O6
Molecular Weight : 484.59


1-Chloro-2-(2-(2-((3-(((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)amino)-2-hydroxyethyl)-4,5-dimethoxyphenyl)ethan-1-ol
1-Chloro-2-(2-(2-((3-(((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)amino)-2-hydroxyethyl)-4,5-dimethoxyphenyl)ethan-1-ol
Catalogue No.:PA 09 24850
CAS :
NA
Molecular Formula : C27H39ClN2O6
Molecular Weight : 523.07


(E)-1-Chloro-2-(2-(2-((3-(((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)imino)ethyl)-4,5-dimethoxyphenyl)ethan-1-ol
(E)-1-Chloro-2-(2-(2-((3-(((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)imino)ethyl)-4,5-dimethoxyphenyl)ethan-1-ol
Catalogue No.:PA 09 24860
CAS :
NA
Molecular Formula : C27H37ClN2O5
Molecular Weight : 505.05

![(S)-3-(3-((2-(3,4-Dimethoxybicyclo[4.2.0]octa-1,3, PA 09 24910](https://www.pharmaffiliates.com/pimages/PA0924910.jpg)
(S)-3-(3-((2-(3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)ethyl)amino)propyl)-7,8-dimethoxy-4,5-dihydro-1H-benzo[d]azepine-1,2(3H)-dione Hydrochloride
(S)-3-(3-((2-(3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)ethyl)amino)propyl)-7,8-dimethoxy-4,5-dihydro-1H-benzo[d]azepine-1,2(3H)-dione Hydrochloride
Catalogue No.:PA 09 24910
CAS :
NA
Molecular Formula : C27H35ClN2O6
Molecular Weight : 519.04

![3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa-1,3, PA 09 0241002](https://www.pharmaffiliates.com/pimages/PA090241002.jpg)
3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
Catalogue No.:PA 09 0241002
CAS :
2247881-26-9
Molecular Formula : C26H34N2O5
Molecular Weight : 454.57

![3-(3-((((S)-3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5- PA 09 0241001](https://www.pharmaffiliates.com/pimages/PA090241001.jpg)
3-(3-((((S)-3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-5-hydroxy-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
3-(3-((((S)-3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-5-hydroxy-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
Catalogue No.:PA 09 0241001
CAS :
NA
Molecular Formula : C27H36N2O6
Molecular Weight : 484.59

![(S)-3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa- PA 09 0241003](https://www.pharmaffiliates.com/pimages/PA090241003.jpg)
(S)-3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
(S)-3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
Catalogue No.:PA 09 0241003
CAS :
304464-98-0
Molecular Formula : C26H34N2O5
Molecular Weight : 454.57


7,8-Dimethoxy-3-(3-(methylamino)propyl)-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one Hydrochloride
7,8-Dimethoxy-3-(3-(methylamino)propyl)-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one Hydrochloride
Catalogue No.:PA 09 0241004
CAS :
85175-52-6
Molecular Formula : C16H25ClN2O3
Molecular Weight : 328.84

![(S)-3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa- PA 09 0241005](https://www.pharmaffiliates.com/pimages/PA090241005.jpg)
(S)-3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one Hydrochloride
(S)-3-(3-(((3-Hydroxy-4-methoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one Hydrochloride
Catalogue No.:PA 09 0241005
CAS :
NA
Molecular Formula : C26H35ClN2O5
Molecular Weight : 491.03

![(S)-3-(3-(((4-Hydroxy-3-methoxybicyclo[4.2.0]octa- PA 09 0241006](https://www.pharmaffiliates.com/pimages/PA090241006.jpg)
(S)-3-(3-(((4-Hydroxy-3-methoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one Hydrochloride
(S)-3-(3-(((4-Hydroxy-3-methoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one Hydrochloride
Catalogue No.:PA 09 0241006
CAS :
NA
Molecular Formula : C26H35ClN2O5
Molecular Weight : 491.03


3-(3-((2-(3,4-Dimethoxyphenyl)propyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one Hydrochloride
3-(3-((2-(3,4-Dimethoxyphenyl)propyl)(methyl)amino)propyl)-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one Hydrochloride
Catalogue No.:PA 09 0241007
CAS :
NA
Molecular Formula : C27H39ClN2O5
Molecular Weight : 507.07

![3-(3-((((R)-3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5- PA 09 0241009](https://www.pharmaffiliates.com/pimages/PA090241009.jpg)
3-(3-((((R)-3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxydecahydro-2H-benzo[d]azepin-2-one Hydrochloride
3-(3-((((R)-3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-7,8-dimethoxydecahydro-2H-benzo[d]azepin-2-one Hydrochloride
Catalogue No.:PA 09 0241009
CAS :
NA
Molecular Formula : C27H43ClN2O5
Molecular Weight : 511.1