Impurity-6

CAS No:
Chemical Name:
methyl 3-(4-(3-chloro-2-hydroxypropoxy)phenyl)propanoate
Molecular Formula:
C13H17ClO4

Impurity-5

CAS No: 5597-50-2
Chemical Name:
3-(4-Hydroxy-phenyl)-propionic acid methyl ester
Molecular Formula:
C10H12O3

Impurity-1

CAS No: NA
Chemical Name:
(Z)-methyl 3-(4-(3-(ethylamino)-2-hydroxypropoxy)phenyl)acrylate
Molecular Formula:
C15H21NO4

Impurity-2

CAS No: 7400-08-0
Chemical Name:
3-(4-Hydroxy-phenyl)-acrylic acid
Molecular Formula:
C9H8O3

Impurity-3

CAS No: 81147-94-6
Chemical Name:
methyl 3-(4-(oxiran-2-ylmethoxy)phenyl)propanoate
Molecular Formula:
C13H16O4

Impurity-4

CAS No: 501-97-3
Chemical Name:
3-(4-Hydroxy Phenyl)Propionic acid (4 HPPA)
Molecular Formula:
C9H10O3

Acid impurity

CAS No: 81148-15-4
Chemical Name:
3-(4-(2-hydroxy-3-(isopropylamino)propoxy)phenyl)propanoic acid
Molecular Formula:
C15H23NO4

Dimer

CAS No: 98903-89-0
Chemical Name:
methyl 3-(4-(2-hydroxy-3-(3-(4-(2-hydroxy-3-(isopropylamino)propoxy)phenyl)-N-isopropylpropanamido)propoxy)phenyl)propanoate
Molecular Formula:
C31H46N2O7

N-Ethyl Esmolol

CAS No: 2469273-97-8
Chemical Name:
methyl 3-(4-(3-(ethylamino)-2-hydroxypropoxy)phenyl)propanoate
Molecular Formula:
C15H23NO4

Aldehyde impurity

CAS No: 29122-74-5
Chemical Name:
4-(2-Hydroxy-3-isopropylamino-propoxy)-benzaldehyde
Molecular Formula:
C13H19NO3

Alkene impurity

CAS No: NA
Chemical Name:
(Z)-methyl 3-(4-(2-hydroxy-3-(isopropylamino)propoxy)phenyl)acrylate
Molecular Formula:
C16H23NO4

Reference standared

CAS No: 81161-17-3 HCl salt 81147-92-4 free base
Chemical Name:
methyl 3-(4-(2-hydroxy-3-(isopropylamino)propoxy)phenyl)propanoate hydrochloride
Molecular Formula:
C16H25NO4

Isopropyl Amide Analog

CAS No: 83356-59-6
Chemical Name:
3-(4-(2-hydroxy-3-(isopropylamino)propoxy)phenyl)-N-isopropylpropanamide
Molecular Formula:
C18H30N2O3