Anastrozole-Impurities | Pharmaffiliates

anastrozole and its Impurities

Anastrozole was first approved for use in the United States in 1995.It is used in the treatment and prevention of breast cancer in women. Reference standards of Anastrozole API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 46 results for anastrozole Impurities
PA 01 96000

Anastrozole - API

Anastrozole


  • Catalogue No.:PA 01 96000

  • CAS :

    120511-73-1

  • Molecular Formula : C17H19N5

  • Molecular Weight : 293.37

PA 01 96010

Anastrozole - Impurity A

α-Desmethyl Anastrozole


  • Catalogue No.:PA 01 96010

  • CAS :

    1215780-15-6

  • Molecular Formula : C16H17N5

  • Molecular Weight : 279.34

PA 01 96020

Anastrozole - Impurity B

Anastrozole Dimer Impurity


  • Catalogue No.:PA 01 96020

  • CAS :

    1216898-82-6

  • Molecular Formula : C30H31N9

  • Molecular Weight : 517.63

PA 01 96030

Anastrozole - Impurity C

2,2'-[5-(Bromomethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile)


  • Catalogue No.:PA 01 96030

  • CAS :

    120511-84-4

  • Molecular Formula : C15H17BrN2

  • Molecular Weight : 305.21

PA 01 96040

Anastrozole - Impurity D

2,2'-[5-(Dibromomethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile)


  • Catalogue No.:PA 01 96040

  • CAS :

    1027160-12-8

  • Molecular Formula : C15H16Br2N2

  • Molecular Weight : 384.11

PA 01 96050

Anastrozole - Impurity E

2,2'-[5-(Hydroxymethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile)


  • Catalogue No.:PA 01 96050

  • CAS :

    120511-88-8

  • Molecular Formula : C15H18N2O

  • Molecular Weight : 242.32

PA 01 96060

Anastrozole - Impurity F

4-Methylbenzenesulfonic Acid


  • Catalogue No.:PA 01 96060

  • CAS :

    104-15-4

  • Molecular Formula : C7H8O3S

  • Molecular Weight : 172.20

PA 01 96070

Anastrozole - Impurity G

Isoanastrozole


  • Catalogue No.:PA 01 96070

  • CAS :

    120511-92-4

  • Molecular Formula : C17H19N5

  • Molecular Weight : 293.37

PA 01 96080

Anastrozole - Impurity H

2,2'-(5-Methylbenzene-1,3-diyl)bis(2-methylpropanenitrile)


  • Catalogue No.:PA 01 96080

  • CAS :

    120511-72-0

  • Molecular Formula : C15H18N2

  • Molecular Weight : 226.32

PA 01 96090

Anastrozole - Impurity I

2,2'-[5-(Chloromethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile)


  • Catalogue No.:PA 01 96090

  • CAS :

    120511-91-3

  • Molecular Formula : C15H17ClN2

  • Molecular Weight : 260.76

PA 01 96510

Anastrozole Diamide Impurity

Anastrozole Diamide Impurity


  • Catalogue No.:PA 01 96510

  • CAS :

    120512-04-1

  • Molecular Formula : C17H23N5O2

  • Molecular Weight : 329.4

PA 01 96520

Anastrozole Diacid

Anastrozole Diacid


  • Catalogue No.:PA 01 96520

  • CAS :

    1338800-81-9

  • Molecular Formula : C17H21N3O4

  • Molecular Weight : 331.37

PA 01 96530

Anastrozole Mono Acid

Anastrozole Mono Acid


  • Catalogue No.:PA 01 96530

  • CAS :

    1338800-82-0

  • Molecular Formula : C17H20N4O2

  • Molecular Weight : 312.37

PA 01 96540

Anastrozole Monoamide

Anastrozole Monoamide


  • Catalogue No.:PA 01 96540

  • CAS :

    120512-03-0

  • Molecular Formula : C17H21N5O

  • Molecular Weight : 311.38

PA 01 96550

5-Methyl-1,3-benzenediacetonitrile

5-Methyl-1,3-benzenediacetonitrile


  • Catalogue No.:PA 01 96550

  • CAS :

    120511-74-2

  • Molecular Formula : C11H10N2

  • Molecular Weight : 170.21

PA 01 96560

Anastrozole Acid Amide

Anastrozole Acid Amide


  • Catalogue No.:PA 01 96560

  • CAS :

    2469244-33-3

  • Molecular Formula : C17H22N4O3

  • Molecular Weight : 330.38

PA STI 007800

Anastrozole-d12

Anastrozole-d12


  • Catalogue No.:PA STI 007800

  • CAS :

    120512-32-5

  • Molecular Formula : C17H7D12N5

  • Molecular Weight : 305.44

PA STI 007810

Anastrozole Mono Acid -d12

Anastrozole Mono Acid -d12


  • Catalogue No.:PA STI 007810

  • CAS :

    NA

  • Molecular Formula : C17H8D12N4O2

  • Molecular Weight : 324.44

PA STI 007820

Anastrozole-d3 Dimer Impurity

Anastrozole-d3 Dimer Impurity


  • Catalogue No.:PA STI 007820

  • CAS :

    1329809-14-4

  • Molecular Formula : C30H28D3N9

  • Molecular Weight : 520.65

PA STI 028010

α-Desmethyl Anastrozole-d3

α-Desmethyl Anastrozole-d3


  • Catalogue No.:PA STI 028010

  • CAS :

    1346601-01-1

  • Molecular Formula : C16H14D3N5

  • Molecular Weight : 282.36

PA STI 081770

α,α,α',α'-(Tetramethyl-d12)-5-bromomethyl-1,3-benzenediacetonitrile

α,α,α',α'-(Tetramethyl-d12)-5-bromomethyl-1,3-benzenediacetonitrile


  • Catalogue No.:PA STI 081770

  • CAS :

    1185016-59-4

  • Molecular Formula : C15H5D12BrN2

  • Molecular Weight : 317.29

PA STI 082380

α,α,α',α'-Tetramethyl-5-methyl-1,3-benzenediacetonitrile

α,α,α',α'-Tetramethyl-5-methyl-1,3-benzenediacetonitrile


  • Catalogue No.:PA STI 082380

  • CAS :

    120511-72-0

  • Molecular Formula : C15H18N2

  • Molecular Weight : 226.32

PA STI 082390

α,α,α’,α’-Tetramethyl-5-methyl-1,3-benzenediacetonitrile-d12

α,α,α’,α’-Tetramethyl-5-methyl-1,3-benzenediacetonitrile-d12


  • Catalogue No.:PA STI 082390

  • CAS :

    1185098-75-2

  • Molecular Formula : C15H6D12N2

  • Molecular Weight : 238.4

PA USP1034818

Anastrozole Related Compound A (2,2'-(5-methyl-1,3-phenylene)bis(2-methylpropanenitrile)) (1034818)

Anastrozole Related Compound A (2,2'-(5-methyl-1,3-phenylene)bis(2-methylpropanenitrile)) (1034818)


  • Catalogue No.:PA USP1034818

  • CAS :

    120511-72-0

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1034807

Anastrozole (1034807)

Anastrozole (1034807)


  • Catalogue No.:PA USP1034807

  • CAS :

    120511-73-1

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001522

Anastrozole (Y0001522)

Anastrozole (Y0001522)


  • Catalogue No.:PA EPY0001522

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001531

Anastrozole impurity E (Y0001531)

Anastrozole impurity E (Y0001531)


  • Catalogue No.:PA EPY0001531

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 01 96570

2,2'-(5-(di(1H-1,2,4-Triazol-1-yl)methyl)-1,3-phenylene)bis(2-methylpropanenitrile)

2,2'-(5-(di(1H-1,2,4-Triazol-1-yl)methyl)-1,3-phenylene)bis(2-methylpropanenitrile)


  • Catalogue No.:PA 01 96570

  • CAS :

    1186102-55-5

  • Molecular Formula : C19H20N8

  • Molecular Weight : 360.43

PA 01 96580

2,6-di-tert-Butyl-4-(2-hydroxyethyl)phenol

2,6-di-tert-Butyl-4-(2-hydroxyethyl)phenol


  • Catalogue No.:PA 01 96580

  • CAS :

    3673-68-5

  • Molecular Formula : C16H26O2

  • Molecular Weight : 250.38

PA 01 96590

4-Aminoanastrozolium Bromide

4-Aminoanastrozolium Bromide


  • Catalogue No.:PA 01 96590

  • CAS :

    906813-01-2

  • Molecular Formula : C17H21BrN6

  • Molecular Weight : 389.29

PA IPIPRS 119 12

Anastrozole (IPRS/119/12)-from IPC


  • Catalogue No.:PA IPIPRS 119 12

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA 01 0961000

3,5-Bis(bromomethyl)toluene

3,5-Bis(bromomethyl)toluene


  • Catalogue No.:PA 01 0961000

  • CAS :

    19294-04-3 

  • Molecular Formula : C9H10Br2

  • Molecular Weight : 277.99

PA 01 0961001

5-Formyl-α,α,α’,α’-tetramethyl-1,3-benzenediacetonitrile

Anastrozole Formyl Impurity


  • Catalogue No.:PA 01 0961001

  • CAS :

    120511-89-9

  • Molecular Formula : C15H16N2O

  • Molecular Weight : 240.31

PA 01 0961002

5-Methylisophthalonitrile

5-Methylisophthalonitrile


  • Catalogue No.:PA 01 0961002

  • CAS :

    39718-07-5

  • Molecular Formula : C9H6N2

  • Molecular Weight : 142.16

PA 01 0961003

2,2'-(5-Methyl-1,3-phenylene)dipropanenitrile

2,2'-(5-Methyl-1,3-phenylene)dipropanenitrile


  • Catalogue No.:PA 01 0961003

  • CAS :

    NA

  • Molecular Formula : C13H14N2

  • Molecular Weight : 198.27

PA 01 0961004

2-(3-(Cyanomethyl)-5-methylphenyl)propanenitrile

2-(3-(Cyanomethyl)-5-methylphenyl)propanenitrile


  • Catalogue No.:PA 01 0961004

  • CAS :

    NA

  • Molecular Formula : C12H12N2

  • Molecular Weight : 184.24

PA 01 0961005

3-(Bromomethyl)-α,α,5-trimethyl-benzeneacetonitrile

3-(Bromomethyl)-α,α,5-trimethyl-benzeneacetonitrile


  • Catalogue No.:PA 01 0961005

  • CAS :

    120512-36-9

  • Molecular Formula : C12H14BrN

  • Molecular Weight : 252.16

PA 01 0961006

α,α,α',5-Tetramethyl-1,​3-​benzenediacetonitril​e

α,α,α',5-Tetramethyl-1,​3-​benzenediacetonitril​e


  • Catalogue No.:PA 01 0961006

  • CAS :

    120512-38-1

  • Molecular Formula : C14H16N2

  • Molecular Weight : 212.3

PA 01 0961007

2-(3-(Bromomethyl)-5-methylphenyl)propanenitrile

2-(3-(Bromomethyl)-5-methylphenyl)propanenitrile


  • Catalogue No.:PA 01 0961007

  • CAS :

    NA

  • Molecular Formula : C11H12BrN

  • Molecular Weight : 238.13

PA 01 0961008

2-(3-(Bromomethyl)-5-methylphenyl)acetonitrile

2-(3-(Bromomethyl)-5-methylphenyl)acetonitrile


  • Catalogue No.:PA 01 0961008

  • CAS :

    2384659-42-9

  • Molecular Formula : C10H10BrN

  • Molecular Weight : 224.1

PA 01 0961009

Didestriazole anastrozole dimer impurity

Didestriazole anastrozole dimer impurity


  • Catalogue No.:PA 01 0961009

  • CAS :

    918312-71-7

  • Molecular Formula : C26H29N3

  • Molecular Weight : 383.54

PA 01 0961010

2-(3-(Bromomethyl)-5-(1-cyanoethyl)phenyl)-2-methylpropanenitrile

2-(3-(Bromomethyl)-5-(1-cyanoethyl)phenyl)-2-methylpropanenitrile


  • Catalogue No.:PA 01 0961010

  • CAS :

    2518116-15-7

  • Molecular Formula : C14H15BrN2

  • Molecular Weight : 291.19

PA 01 0961011

2-(3,4-Dimethylphenyl)propanenitrile

2-(3,4-Dimethylphenyl)propanenitrile


  • Catalogue No.:PA 01 0961011

  • CAS :

    105371-71-9

  • Molecular Formula : C11H13N

  • Molecular Weight : 159.23

PA 01 3421000

4-Amino-1,2,4-triazole Hydrochloride

4-Amino-1,2,4-triazole Hydrochloride


  • Catalogue No.:PA 01 3421000

  • CAS :

    25545-88-4

  • Molecular Formula : C2H5ClN4

  • Molecular Weight : 120.54

PA 01 0961012

4H-1,2,4-triazol-4-amine Sulfate

4H-1,2,4-triazol-4-amine Sulfate


  • Catalogue No.:PA 01 0961012

  • CAS :

    38104-46-0

  • Molecular Formula : C2H6N4O4S

  • Molecular Weight : 182.15

PA 01 0961013

1,2,4-Triazol-4-amine Hydrobromide

1,2,4-Triazol-4-amine Hydrobromide


  • Catalogue No.:PA 01 0961013

  • CAS :

    746654-49-9

  • Molecular Formula : C2H5BrN4

  • Molecular Weight : 164.99