Rivastigmine-impurities | Pharmaffiliates

rivastigmine and its Impurities

Rivastigmine is used to treat confusion related to Alzheimer's disease and to Parkinson's disease. It is a cholinesterase inhibitor. Reference standards of Rivastigmine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 70 results for rivastigmine Impurities
PA 18 34510

N-Desmethyl Rivastigmine

N-Desmethyl Rivastigmine


  • Catalogue No.:PA 18 34510

  • CAS :

    1070660-34-2

  • Molecular Formula : C13H20N2O2

  • Molecular Weight : 236.31

PA 18 34520

3-[1-(Dimethylamino)ethyl]phenol

3-[1-(Dimethylamino)ethyl]phenol


  • Catalogue No.:PA 18 34520

  • CAS :

    105601-04-5

  • Molecular Formula : C10H15NO

  • Molecular Weight : 165.23

PA 18 34530

Rivastigmine N-Oxide

Rivastigmine N-Oxide


  • Catalogue No.:PA 18 34530

  • CAS :

    1369779-37-2

  • Molecular Formula : C14H22N2O3

  • Molecular Weight : 266.34

PA 18 34550

1-(3-(Benzyloxy)phenyl)-N,N-dimethylethanamine

1-(3-(Benzyloxy)phenyl)-N,N-dimethylethanamine


  • Catalogue No.:PA 18 34550

  • CAS :

    1111083-50-1

  • Molecular Formula : C17H21NO

  • Molecular Weight : 255.35

PA 18 34560

3-Vinylphenyl ethyl(methyl)carbamate

3-Vinylphenyl ethyl(methyl)carbamate


  • Catalogue No.:PA 18 34560

  • CAS :

    1346602-84-3

  • Molecular Formula : C12H15NO2

  • Molecular Weight : 205.25

PA 18 34570

(+)-Di-p-toluoyl-D-(+)-tartaric Acid

(+)-Di-p-toluoyl-D-(+)-tartaric Acid


  • Catalogue No.:PA 18 34570

  • CAS :

    32634-68-7

  • Molecular Formula : C20H18O8

  • Molecular Weight : 386.35

PA 18 34580

3'-Nitroacetophenone

3'-Nitroacetophenone


  • Catalogue No.:PA 18 34580

  • CAS :

    121-89-1

  • Molecular Formula : C8H7NO3

  • Molecular Weight : 165.15

PA 18 34590

3'-Aminoacetophenone

3'-Aminoacetophenone


  • Catalogue No.:PA 18 34590

  • CAS :

    99-03-6

  • Molecular Formula : C8H9NO

  • Molecular Weight : 135.16

PA 18 34600

1,3-Diethyl-1,3-dimethylurea

1,3-Diethyl-1,3-dimethylurea


  • Catalogue No.:PA 18 34600

  • CAS :

    31468-19-6

  • Molecular Formula : C7H16N2O

  • Molecular Weight : 144.21

PA 18 34610

N-Ethyl-N-methylcarbamoyl Chloride

N-Ethyl-N-methylcarbamoyl Chloride


  • Catalogue No.:PA 18 34610

  • CAS :

    42252-34-6

  • Molecular Formula : C4H8ClNO

  • Molecular Weight : 121.57

PA 18 34620

3-(1-Hydroxyethyl)phenol

3-(1-Hydroxyethyl)phenol


  • Catalogue No.:PA 18 34620

  • CAS :

    2415-09-0

  • Molecular Formula : C8H10O2

  • Molecular Weight : 138.16

PA 18 34630

1-(3-(2-((Methylcarbamoyl)oxy)ethyl)phenyl)ethyl ethyl(methyl)carbamate

1-(3-(2-((Methylcarbamoyl)oxy)ethyl)phenyl)ethyl ethyl(methyl)carbamate


  • Catalogue No.:PA 18 34630

  • CAS :

    NA

  • Molecular Formula : C16H24N2O4

  • Molecular Weight : 308.37

PA 18 34640

(R)-3-(1-Hydroxyethyl)phenyl ethyl(methyl)carbamate

(R)-3-(1-Hydroxyethyl)phenyl ethyl(methyl)carbamate


  • Catalogue No.:PA 18 34640

  • CAS :

    856408-80-5

  • Molecular Formula : C12H17NO3

  • Molecular Weight : 223.27

PA 18 34650

(R)-3-(1-Chloroethyl)phenyl ethyl(methyl)carbamate

(R)-3-(1-Chloroethyl)phenyl ethyl(methyl)carbamate


  • Catalogue No.:PA 18 34650

  • CAS :

    2225989-36-4

  • Molecular Formula : C12H16ClNO2

  • Molecular Weight : 241.71

PA 18 34660

3-(1-((Ethyl(methyl)carbamoyl)oxy)ethyl)phenethyl(methyl)carbamate

3-(1-((Ethyl(methyl)carbamoyl)oxy)ethyl)phenethyl(methyl)carbamate


  • Catalogue No.:PA 18 34660

  • CAS :

    NA

  • Molecular Formula : C16H23N2O4-

  • Molecular Weight : 307.37

PA 18 34670

1,1'-(Oxybis(3,1-phenylene))bis(N,N-dimethylethanamine)

1,1'-(Oxybis(3,1-phenylene))bis(N,N-dimethylethanamine)


  • Catalogue No.:PA 18 34670

  • CAS :

    2725627-16-5

  • Molecular Formula : C20H28N2O

  • Molecular Weight : 312.45

PA 18 34680

Methyl (3-acetylphenyl)(ethyl)carbamate

Methyl (3-acetylphenyl)(ethyl)carbamate


  • Catalogue No.:PA 18 34680

  • CAS :

    NA

  • Molecular Formula : C12H15NO3

  • Molecular Weight : 221.25

PA 18 34690

(R)-Methyl ethyl(3-(1-hydroxyethyl)phenyl)carbamate

(R)-Methyl ethyl(3-(1-hydroxyethyl)phenyl)carbamate


  • Catalogue No.:PA 18 34690

  • CAS :

    NA

  • Molecular Formula : C12H17NO3

  • Molecular Weight : 223.27

PA 18 34700

(S)-3-(1-(Dimethylamino)ethyl)phenyl methanesulfonate

(S)-3-(1-(Dimethylamino)ethyl)phenyl methanesulfonate


  • Catalogue No.:PA 18 34700

  • CAS :

    1233378-78-3

  • Molecular Formula : C11H17NO3S

  • Molecular Weight : 243.32

PA 18 34710

Methyl (3-(1-chloroethyl)phenyl)(ethyl)carbamate

Methyl (3-(1-chloroethyl)phenyl)(ethyl)carbamate


  • Catalogue No.:PA 18 34710

  • CAS :

    NA

  • Molecular Formula : C12H16ClNO2

  • Molecular Weight : 241.71

PA 18 34720

(R)-Methyl (3-(1-(dimethylamino)ethyl)phenyl)(ethyl)carbamate

(R)-Methyl (3-(1-(dimethylamino)ethyl)phenyl)(ethyl)carbamate


  • Catalogue No.:PA 18 34720

  • CAS :

    NA

  • Molecular Formula : C14H22N2O2

  • Molecular Weight : 250.34

PA 18 34730

3-(1-(Methylamino)ethyl)phenol

3-(1-(Methylamino)ethyl)phenol


  • Catalogue No.:PA 18 34730

  • CAS :

    923035-06-7

  • Molecular Formula : C9H13NO

  • Molecular Weight : 151.21

PA 18 34750

(S)-N,N-Dimethyl-1-(3-(4-nitrophenoxy)phenyl)ethan-1-amine

(S)-N,N-Dimethyl-1-(3-(4-nitrophenoxy)phenyl)ethan-1-amine


  • Catalogue No.:PA 18 34750

  • CAS :

    1346242-32-7

  • Molecular Formula : C16H18N2O3

  • Molecular Weight : 286.33

PA 18 34760

3-Nitrophenyl Ethyl(methyl)carbamate

3-Nitrophenyl Ethyl(methyl)carbamate


  • Catalogue No.:PA 18 34760

  • CAS :

    1346242-31-6

  • Molecular Formula : C10H12N2O4

  • Molecular Weight : 224.22

PA 18 34770

3-(1-Aminoethyl)phenol

3-(1-Aminoethyl)phenol


  • Catalogue No.:PA 18 34770

  • CAS :

    63720-38-7

  • Molecular Formula : C8H11NO

  • Molecular Weight : 137.18

PA 18 34780

(S)-1-(3-Methoxyphenyl)-N-methylethanamine

(S)-1-(3-Methoxyphenyl)-N-methylethanamine


  • Catalogue No.:PA 18 34780

  • CAS :

    923035-27-2

  • Molecular Formula : C10H15NO

  • Molecular Weight : 165.23

PA 18 34790

(S)-3-(1-(methylamino)ethyl)phenol

(S)-3-(1-(methylamino)ethyl)phenol


  • Catalogue No.:PA 18 34790

  • CAS :

    894079-42-6

  • Molecular Formula : C9H13NO

  • Molecular Weight : 151.21

PA STI 031580

Diethyl Rivastigmine-d10

Diethyl Rivastigmine-d10


  • Catalogue No.:PA STI 031580

  • CAS :

    1346599-05-0

  • Molecular Formula : C15H14D10N2O2

  • Molecular Weight : 274.42

PA STI 034160

3-[1-[Di(methyl-d3)amino]ethyl]phenol

3-[1-[Di(methyl-d3)amino]ethyl]phenol


  • Catalogue No.:PA STI 034160

  • CAS :

    194930-03-5

  • Molecular Formula : C10H9D6NO

  • Molecular Weight : 171.27

PA STI 038990

N-Ethylcarbamic Acid 3-[(1S)-1-(Dimethylamino)ethyl]phenyl Ester-d6

N-Ethylcarbamic Acid 3-[(1S)-1-(Dimethylamino)ethyl]phenyl Ester-d6


  • Catalogue No.:PA STI 038990

  • CAS :

    NA

  • Molecular Formula : C13H14D6N2O2

  • Molecular Weight : 242.35

PA STI 066790

NAP 226-90-d6

NAP 226-90-d6


  • Catalogue No.:PA STI 066790

  • CAS :

    1217706-31-4

  • Molecular Formula : C10H9D6NO

  • Molecular Weight : 171.27

PA STI 078230

rac Rivastigmine-d6

rac Rivastigmine-d6


  • Catalogue No.:PA STI 078230

  • CAS :

    194930-04-6

  • Molecular Formula : C14H16D6N2O2

  • Molecular Weight : 256.37

PA STI 078240

rac Rivastigmine-d6 Tartrate Salt

rac Rivastigmine-d6 Tartrate Salt


  • Catalogue No.:PA STI 078240

  • CAS :

    NA

  • Molecular Formula : C18H22D6N2O8

  • Molecular Weight : 406.46

PAI 18 009010

3-(1-Hydroxyethyl)phenyl ethyl(methyl)carbamate

3-(1-Hydroxyethyl)phenyl ethyl(methyl)carbamate


  • Catalogue No.:PAI 18 009010

  • CAS :

    1222073-98-4

  • Molecular Formula : C12H17NO3

  • Molecular Weight : 223.27

PA 18 77000

Rivastigmine - API Standards

Rivastigmine


  • Catalogue No.:PA 18 77000

  • CAS :

    123441-03-2

  • Molecular Formula : C14H22N2O2

  • Molecular Weight : 250.34

PA 18 34800

3-(1-(Methylamino)ethyl)phenyl Ethyl(methyl)carbamate

3-(1-(Methylamino)ethyl)phenyl Ethyl(methyl)carbamate


  • Catalogue No.:PA 18 34800

  • CAS :

    948051-93-2

  • Molecular Formula : C13H20N2O2

  • Molecular Weight : 236.32

PA EPY0001485

Rivastigmine for system suitability (Y0001485)

Rivastigmine for system suitability (Y0001485)


  • Catalogue No.:PA EPY0001485

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001515

Rivastigmine impurity D (Y0001515)

Rivastigmine impurity D (Y0001515)


  • Catalogue No.:PA EPY0001515

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001516

Rivastigmine hydrogen tartrate (Y0001516)

Rivastigmine hydrogen tartrate (Y0001516)


  • Catalogue No.:PA EPY0001516

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604811

Rivastigmine Related Compound C ((S)-3-[1-(Dimethylamino)ethyl]phenol) (1604811)

Rivastigmine Related Compound C ((S)-3-[1-(Dimethylamino)ethyl]phenol) (1604811)


  • Catalogue No.:PA USP1604811

  • CAS :

    139306-10-8

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604825

Rivastigmine Related Compound D (3-Acetylphenyl ethyl(methyl)carbamate) (1604825)

Rivastigmine Related Compound D (3-Acetylphenyl ethyl(methyl)carbamate) (1604825)


  • Catalogue No.:PA USP1604825

  • CAS :

    855300-09-3

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604836

Rivastigmine (1604836)

Rivastigmine (1604836)


  • Catalogue No.:PA USP1604836

  • CAS :

    123441-03-2

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604847

Rivastigmine Tartrate R-Isomer ((R)-3-[1-(Dimethylamino)ethyl]phenyl ethylmethylcarbamate, hydrogen (1604847)

Rivastigmine Tartrate R-Isomer ((R)-3-[1-(Dimethylamino)ethyl]phenyl ethylmethylcarbamate, hydrogen (1604847)


  • Catalogue No.:PA USP1604847

  • CAS :

    415973-05-6

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604858

Rivastigmine Tartrate (1604858)

Rivastigmine Tartrate (1604858)


  • Catalogue No.:PA USP1604858

  • CAS :

    129101-54-8

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604869

Rivastigmine Related Compound A ((+)-Di-(p-toluoyl)-D-tartaric acid) (1604869)

Rivastigmine Related Compound A ((+)-Di-(p-toluoyl)-D-tartaric acid) (1604869)


  • Catalogue No.:PA USP1604869

  • CAS :

    32634-68-7

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604870

Rivastigmine Related Compound B ((R,S)-3-[1-(Dimethylamino)ethyl]phenyl dimethylcarbamate) (1604870)

Rivastigmine Related Compound B ((R,S)-3-[1-(Dimethylamino)ethyl]phenyl dimethylcarbamate) (1604870)


  • Catalogue No.:PA USP1604870

  • CAS :

    25081-93-0

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604950

Rivastigmine Related Compound E ((S)-1-(3-{[Ethyl(methyl)carbamoyl]oxy}phenyl)-N,N,N-trimethylethan (1604950)

Rivastigmine Related Compound E ((S)-1-(3-{[Ethyl(methyl)carbamoyl]oxy}phenyl)-N,N,N-trimethylethan (1604950)


  • Catalogue No.:PA USP1604950

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1604961

Rivastigmine Related Compound F (3-Vinylphenyl ethyl(methyl)carbamate) (1604961)

Rivastigmine Related Compound F (3-Vinylphenyl ethyl(methyl)carbamate) (1604961)


  • Catalogue No.:PA USP1604961

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 18 34820

ent NAP 226-90

ent NAP 226-90


  • Catalogue No.:PA 18 34820

  • CAS :

    851086-95-8

  • Molecular Formula : C10H15NO

  • Molecular Weight : 165.23

PA STI 078241

Rivastigmine-d4 Tartrate Salt

Rivastigmine-d4 Tartrate Salt


  • Catalogue No.:PA STI 078241

  • CAS :

    NA

  • Molecular Formula : C18H24D4N2O8

  • Molecular Weight : 404.45

PA 18 34810

1-Ethyl-3-(1-(3-hydroxyphenyl)ethyl)-1,3-dimethylurea

1-Ethyl-3-(1-(3-hydroxyphenyl)ethyl)-1,3-dimethylurea


  • Catalogue No.:PA 18 34810

  • CAS :

    2580175-96-6

  • Molecular Formula : C13H20N2O2

  • Molecular Weight : 236.32

PA STI 088422

(S)-(-)-Rivastigmine-d6 L-Tartrate (N,N-dimethyl-d6)

(S)-(-)-Rivastigmine-d6 L-Tartrate (N,N-dimethyl-d6)


  • Catalogue No.:PA STI 088422

  • CAS :

    194930-00-2

  • Molecular Formula : C18H22D6N2O8

  • Molecular Weight : 406.46

PA 18 0341000

1-(4-Methoxyphenyl)ethan-1-ol

1-(4-Methoxyphenyl)ethan-1-ol


  • Catalogue No.:PA 18 0341000

  • CAS :

    3319-15-1

  • Molecular Formula : C9H12O2

  • Molecular Weight : 152.19

PA 18 0771000

3-(1-(Dimethylamino)ethyl)phenol Hydrochloride

3-(1-(Dimethylamino)ethyl)phenol Hydrochloride


  • Catalogue No.:PA 18 0771000

  • CAS :

    5441-61-2

  • Molecular Formula : C10H16ClNO

  • Molecular Weight : 201.69

PA 18 0341001

((R)-3-[1-(Dimethylamino)ethyl]phenyl ethyl(methyl)carbamate, hydrogen tartrate)

((R)-3-[1-(Dimethylamino)ethyl]phenyl ethyl(methyl)carbamate, hydrogen tartrate)


  • Catalogue No.:PA 18 0341001

  • CAS :

    NA

  • Molecular Formula : C18H28N2O8

  • Molecular Weight : 400.43

PA 18 0771001

(S)-1-(3-{[Ethyl(methyl)carbamoyl]oxy}phenyl)-N,N,N-trimethylethanaminium chloride

(S)-1-(3-{[Ethyl(methyl)carbamoyl]oxy}phenyl)-N,N,N-trimethylethanaminium chloride


  • Catalogue No.:PA 18 0771001

  • CAS :

    NA

  • Molecular Formula : C15H25ClN2O2

  • Molecular Weight : 300.83

PA 18 0770020

Rivastigmine - Impurity B

3-[(1S)-1-(Dimethylamino)ethyl]phenyl dimethylcarbamate


  • Catalogue No.:PA 18 0770020

  • CAS :

    1230021-28-9

  • Molecular Formula : C13H20N2O2

  • Molecular Weight : 236.32

PA 18 0341002

N-Desethyl N-Methyl rac-Rivastigmine

N-Desethyl N-Methyl rac-Rivastigmine


  • Catalogue No.:PA 18 0341002

  • CAS :

    25081-93-0

  • Molecular Formula : C13H20N2O2

  • Molecular Weight : 236.31

PA 18 34070

(1R)-1-(3-Methoxyphenyl)ethanol

(1R)-1-(3-Methoxyphenyl)ethanol


  • Catalogue No.:PA 18 34070

  • CAS :

    120523-12-8

  • Molecular Formula : C9H12O2

  • Molecular Weight : 152.19

PA 18 0771002

(S)-1-(3-Hydroxyphenyl)-N,N-dimethylethan-1-amine oxide

(S)-1-(3-Hydroxyphenyl)-N,N-dimethylethan-1-amine oxide


  • Catalogue No.:PA 18 0771002

  • CAS :

    1369779-38-3

  • Molecular Formula : C10H15NO2

  • Molecular Weight : 181.24

PA 18 0771003

N-(1-(3-Hydroxyphenyl)ethyl)-N-methylnitrous Amide

N-(1-(3-Hydroxyphenyl)ethyl)-N-methylnitrous Amide


  • Catalogue No.:PA 18 0771003

  • CAS :

    NA

  • Molecular Formula : C9H12N2O2

  • Molecular Weight : 180.21

PA 18 0771004

(S)-3-(1-(Methyl(nitroso)amino)ethyl)phenyl ethyl(methyl)carbamate

(S)-3-(1-(Methyl(nitroso)amino)ethyl)phenyl ethyl(methyl)carbamate


  • Catalogue No.:PA 18 0771004

  • CAS :

    NA

  • Molecular Formula : C13H19N3O3

  • Molecular Weight : 265.31

PA 18 0771005

4-Ethoxy-3-methylaniline

4-Ethoxy-3-methylaniline


  • Catalogue No.:PA 18 0771005

  • CAS :

    16932-55-1

  • Molecular Formula : C9H13NO

  • Molecular Weight : 151.21

PA 18 0771006

2′-Nitroacetophenone

2′-Nitroacetophenone


  • Catalogue No.:PA 18 0771006

  • CAS :

    577-59-3

  • Molecular Formula : C8H7NO3

  • Molecular Weight : 165.15

PA 18 0771007

(S)-3-(1-(Dimethylamino)ethyl)phenyl diethylcarbamate (2R,3R)-2,3-bis((4-methylbenzoyl)oxy)succinate

(S)-3-(1-(Dimethylamino)ethyl)phenyl diethylcarbamate (2R,3R)-2,3-bis((4-methylbenzoyl)oxy)succinate


  • Catalogue No.:PA 18 0771007

  • CAS :

    2580175-95-5

  • Molecular Formula : C35H42N2O10

  • Molecular Weight : 650.73

PA 18 0771008

3-(1-(Dimethylamino)ethyl)phenyl ethylcarbamate

3-(1-(Dimethylamino)ethyl)phenyl ethylcarbamate


  • Catalogue No.:PA 18 0771008

  • CAS :

    105601-06-7

  • Molecular Formula : C13H20N2O2

  • Molecular Weight : 236.32

PA 18 0771009

(S)-2-(1-(Dimethylamino)ethyl)phenyl ethyl(methyl)carbamate

(S)-2-(1-(Dimethylamino)ethyl)phenyl ethyl(methyl)carbamate


  • Catalogue No.:PA 18 0771009

  • CAS :

    NA

  • Molecular Formula : C14H22N2O2

  • Molecular Weight : 250.34

PA 18 0771010

(S)-4-(1-(Dimethylamino)ethyl)phenyl ethyl(methyl)carbamate

(S)-4-(1-(Dimethylamino)ethyl)phenyl ethyl(methyl)carbamate


  • Catalogue No.:PA 18 0771010

  • CAS :

    NA

  • Molecular Formula : C14H22N2O2

  • Molecular Weight : 250.34

PA 18 0771011

Rivastigmine N-Oxide Hydrochloride

Rivastigmine N-Oxide Hydrochloride


  • Catalogue No.:PA 18 0771011

  • CAS :

    NA

  • Molecular Formula : C14H23ClN2O3

  • Molecular Weight : 302.8

PA 18 0771012

N-Desmethyl N-Nitroso Rivastigmine

N-Desmethyl N-Nitroso Rivastigmine


  • Catalogue No.:PA 18 0771012

  • CAS :

    NA

  • Molecular Formula : C13H19N3O3

  • Molecular Weight : 265.31