Escitalopram-Impurities | Pharmaffiliates

escitalopram and its Impurities

A selective serotonin reuptake inhibitor which acts as an antidepressant. It is the (S)- stereoisomer of Citalopram and is used for the treatmet of major depressive disorders, anxiety disorders and OCD. Reference standards of Escitalopram API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 37 results for escitalopram Impurities
PA 05 43000

Escitalopram - API

Escitalopram


  • Catalogue No.:PA 05 43000

  • CAS :

    128196-01-0

  • Molecular Formula : C20H21FN2O

  • Molecular Weight : 324.39

PA 05 43030

Escitalopram - Impurity C

3-Oxo Citalopram


  • Catalogue No.:PA 05 43030

  • CAS :

    372941-54-3

  • Molecular Formula : C20H19FN2O2

  • Molecular Weight : 338.38

PA 05 43040

Escitalopram - Impurity D

rac Desmethyl Citalopram Hydrochloride


  • Catalogue No.:PA 05 43040

  • CAS :

    97743-99-2

  • Molecular Formula : C19H20ClFN2O

  • Molecular Weight : 346.83

PA 05 43050

Escitalopram - Impurity E

Citadiol


  • Catalogue No.:PA 05 43050

  • CAS :

    103146-25-4

  • Molecular Formula : C20H23FN2O2

  • Molecular Weight : 342.41

PA 05 43060

Escitalopram - Impurity F

(1RS)-1-[3-(Dimethylamino)propyl]-1-hydroxy-1,3-dihydroisobenzofuran-5-carbonitrile


  • Catalogue No.:PA 05 43060

  • CAS :

    2102609-59-4

  • Molecular Formula : C14H18N2O2

  • Molecular Weight : 246.30

PA 05 43080

Escitalopram - Impurity H

Citalopram N-Oxide


  • Catalogue No.:PA 05 43080

  • CAS :

    63284-72-0

  • Molecular Formula : C20H21FN2O2

  • Molecular Weight : 340.39

PA 05 43090

Escitalopram - Impurity I (Freebase)

4-[(1Z)-4-(Dimethylamino)-1-(4-fluorophenyl)but-1-en-1-yl]-3-(hydroxymethyl)benzonitrile


  • Catalogue No.:PA 05 43090

  • CAS :

    1370643-22-3

  • Molecular Formula : C20H21FN2O

  • Molecular Weight : 324.39

PA 05 43100

Escitalopram - Impurity J

p-Tolylsulfonic Acid


  • Catalogue No.:PA 05 43100

  • CAS :

    104-15-4

  • Molecular Formula : C7H8O3S

  • Molecular Weight : 172.2

PA 05 43110

Escitalopram - Impurity K

Citalopram R-Isomer


  • Catalogue No.:PA 05 43110

  • CAS :

    128196-02-1

  • Molecular Formula : C20H21FN2O

  • Molecular Weight : 324.39

PA 05 43111

Escitalopram - Impurity K (Oxalate Salt)

Citalopram R-Isomer Oxalate Salt


  • Catalogue No.:PA 05 43111

  • CAS :

    219861-53-7

  • Molecular Formula : C22H23FN2O5

  • Molecular Weight : 414.43

PA 05 43120

Escitalopram - Impurity L (Freebase)

(1RS)-1-[3-(Dimethylamino)propyl]-1-phenyl-1,3-dihydro-2-benzofuran-5-carbonitrile


  • Catalogue No.:PA 05 43120

  • CAS :

    1026009-77-7

  • Molecular Formula : C20H22N2O

  • Molecular Weight : 306.4

PA 05 43121

Escitalopram - Impurity L (Oxalate Salt)

(1RS)-1-[3-(Dimethylamino)propyl]-1-phenyl-1,3-dihydroisobenzofuran-5-carbonitrile Oxalate


  • Catalogue No.:PA 05 43121

  • CAS :

    1093072-86-6

  • Molecular Formula : C22H24N2O5

  • Molecular Weight : 396.44

PA 05 43130

Escitalopram - Impurity M (Freebase)

(1RS)-1-[3-(Dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-carboxylic Acid


  • Catalogue No.:PA 05 43130

  • CAS :

    440121-09-5

  • Molecular Formula : C20H22FNO3

  • Molecular Weight : 343.39

PA 05 43510

1-(4-Bromo-2-(hydroxymethyl)phenyl)-4-(dimethylamino)-1-(4-fluorophenyl)butan-1-ol Hydrobromide

1-(4-Bromo-2-(hydroxymethyl)phenyl)-4-(dimethylamino)-1-(4-fluorophenyl)butan-1-ol Hydrobromide


  • Catalogue No.:PA 05 43510

  • CAS :

    NA

  • Molecular Formula : C19H24Br2FNO2

  • Molecular Weight : 477.21

PA 05 43520

5-Chloro-3H-2-benzofuran-1-one

5-Chloro-3H-2-benzofuran-1-one


  • Catalogue No.:PA 05 43520

  • CAS :

    54109-03-4

  • Molecular Formula : C8H5ClO2

  • Molecular Weight : 168.58

PA 05 43530

(3-(Dimethylamino)propyl)magnesium chloride

(3-(Dimethylamino)propyl)magnesium chloride


  • Catalogue No.:PA 05 43530

  • CAS :

    19070-16-7

  • Molecular Formula : C5H12ClMgN

  • Molecular Weight : 145.91

PA STI 037781

Escitalopram-d3

Escitalopram-d3


  • Catalogue No.:PA STI 037781

  • CAS :

    NA

  • Molecular Formula : C20H18D3FN2O

  • Molecular Weight : 327.41

PA 05 43540

(S)-4-[4-(Dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)-benzonitrile Di-p-toluoyl-D-tartrate Salt (2:1)

(S)-4-[4-(Dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-(hydroxymethyl)-benzonitrile Di-p-toluoyl-D-tartrate Salt (2:1)


  • Catalogue No.:PA 05 43540

  • CAS :

    128173-53-5

  • Molecular Formula : C60H64F2N4O12

  • Molecular Weight : 1071.18

PA IPIPRS  142 14

Escitalopram Oxalate (IPRS/142/14)-from IPC


  • Catalogue No.:PA IPIPRS 142 14

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPY0001796

Escitalopram oxalate (Y0001796)

Escitalopram oxalate (Y0001796)


  • Catalogue No.:PA EPY0001796

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001797

Escitalopram for system suitability (Y0001797)

Escitalopram for system suitability (Y0001797)


  • Catalogue No.:PA EPY0001797

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1249406

Escitalopram Oxalate (1249406)

Escitalopram Oxalate (1249406)


  • Catalogue No.:PA USP1249406

  • CAS :

    219861-08-2

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1249417

Escitalopram Related Compound A ((S)-4-[4-dimethylamino-1-(4-fluoropheny)-1-hydroxy-1-butyl]-3-hydr (1249417)

Escitalopram Related Compound A ((S)-4-[4-dimethylamino-1-(4-fluoropheny)-1-hydroxy-1-butyl]-3-hydr (1249417)


  • Catalogue No.:PA USP1249417

  • CAS :

    128173-53-5

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 05 0391000

N-Chloromethyl (S)-Citalopram Chloride

N-Chloromethyl (S)-Citalopram Chloride


  • Catalogue No.:PA 05 0391000

  • CAS :

    NA

  • Molecular Formula : C21H23Cl2FN2O

  • Molecular Weight : 409.33

PA 05 0431000

Escitalopram Butyryl Impurity

Escitalopram Butyryl Impurity


  • Catalogue No.:PA 05 0431000

  • CAS :

    1803244-58-7

  • Molecular Formula : C25H33FN2O2

  • Molecular Weight : 412.55

PA 05 0431001

1-Oxo-3H-2-benzofuran-5-carboxamide

1-Oxo-3H-2-benzofuran-5-carboxamide


  • Catalogue No.:PA 05 0431001

  • CAS :

    85118-25-8

  • Molecular Formula : C9H7NO3

  • Molecular Weight : 177.16

PA 05 0431002

(S)-N-(3-(5-Cyano-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-1-yl)propyl)-N-methylnitrous Amide

(S)-N-(3-(5-Cyano-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-1-yl)propyl)-N-methylnitrous Amide


  • Catalogue No.:PA 05 0431002

  • CAS :

    NA

  • Molecular Formula : C19H18FN3O2

  • Molecular Weight : 339.37

PA 05 0431003

(1R)-1-((2S)-4-(Dimethylamino)pyrrolidine-2-carbonyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile oxalate

(1R)-1-((2S)-4-(Dimethylamino)pyrrolidine-2-carbonyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile oxalate


  • Catalogue No.:PA 05 0431003

  • CAS :

    NA

  • Molecular Formula : C24H24FN3O6

  • Molecular Weight : 469.47

PA 05 0431004

Escitalopram Acid Impurity

Escitalopram Acid Impurity


  • Catalogue No.:PA 05 0431004

  • CAS :

    1133881-04-5

  • Molecular Formula : C20H22FNO3

  • Molecular Weight : 343.4

PA 05 0431005

N-Desmethyl Escitalopram

N-Desmethyl Escitalopram


  • Catalogue No.:PA 05 0431005

  • CAS :

    144025-14-9

  • Molecular Formula : C19H19FN2O

  • Molecular Weight : 310.37

PA 05 0431006

1-Descyano 1-(4-Dimethylamino)oxobutyl Citadiol

1-Descyano 1-(4-Dimethylamino)oxobutyl Citadiol


  • Catalogue No.:PA 05 0431006

  • CAS :

    1433278-32-0

  • Molecular Formula : C25H35FN2O3

  • Molecular Weight : 430.56

PA 05 0431007

4-[4-(Dimethylamino)-1-oxobutyl]-3-(hydroxymethyl)benzonitrile

4-[4-(Dimethylamino)-1-oxobutyl]-3-(hydroxymethyl)benzonitrile


  • Catalogue No.:PA 05 0431007

  • CAS :

    1433278-33-1

  • Molecular Formula : C14H18N2O2

  • Molecular Weight : 246.31

PA STI 089026

Escitalopram D3 oxalate

Escitalopram D3 oxalate


  • Catalogue No.:PA STI 089026

  • CAS :

    NA

  • Molecular Formula : C22H20D3FN2O5

  • Molecular Weight : 417.45

PA 05 0430051

Escitalopram - Impurity E (Hydrobromide Salt)

(4RS)-4-[4-Cyano-2-(hydroxymethyl)phenyl]-4-(4-fluorophenyl)-4-hydroxy-N,N-dimethylbutan 1-aminum


  • Catalogue No.:PA 05 0430051

  • CAS :

    103146-26-5

  • Molecular Formula : C20H24BrFN2O2

  • Molecular Weight : 423.33

PA 05 0431009

4-(4-(Dimethylamino)-1-(4-fluorophenyl)but-1-en-1-yl)-3-(hydroxymethyl)benzonitrile

4-(4-(Dimethylamino)-1-(4-fluorophenyl)but-1-en-1-yl)-3-(hydroxymethyl)benzonitrile


  • Catalogue No.:PA 05 0431009

  • CAS :

    920282-75-3

  • Molecular Formula : C20H21FN2O

  • Molecular Weight : 324.4

PA 05 0431010

Escitalopram Desfluoro Analogue

Escitalopram Desfluoro Analogue


  • Catalogue No.:PA 05 0431010

  • CAS :

    1346617-30-8

  • Molecular Formula : C20H22N2O

  • Molecular Weight : 306.41

PA 05 0431011

1-(3-(Dimethylamino)propyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbaldehyde Oxime

1-(3-(Dimethylamino)propyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbaldehyde Oxime


  • Catalogue No.:PA 05 0431011

  • CAS :

    227954-88-3

  • Molecular Formula : C20H23FN2O2

  • Molecular Weight : 342.41