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.
Anastrozole
Catalogue No.:PA 01 96000
CAS :
Molecular Formula : C17H19N5
Molecular Weight : 293.37
α-Desmethyl Anastrozole
Catalogue No.:PA 01 96010
Molecular Formula : C16H17N5
Molecular Weight : 279.34
Anastrozole Dimer Impurity
Catalogue No.:PA 01 96020
Molecular Formula : C30H31N9
Molecular Weight : 517.63
2,2'-[5-(Bromomethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile)
Catalogue No.:PA 01 96030
Molecular Formula : C15H17BrN2
Molecular Weight : 305.21
2,2'-[5-(Dibromomethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile)
Catalogue No.:PA 01 96040
Molecular Formula : C15H16Br2N2
Molecular Weight : 384.11
2,2'-[5-(Hydroxymethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile)
Catalogue No.:PA 01 96050
Molecular Formula : C15H18N2O
Molecular Weight : 242.32
4-Methylbenzenesulfonic Acid
Catalogue No.:PA 01 96060
Molecular Formula : C7H8O3S
Molecular Weight : 172.20
Isoanastrozole
Catalogue No.:PA 01 96070
2,2'-(5-Methylbenzene-1,3-diyl)bis(2-methylpropanenitrile)
Catalogue No.:PA 01 96080
Molecular Formula : C15H18N2
Molecular Weight : 226.32
2,2'-[5-(Chloromethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile)
Catalogue No.:PA 01 96090
Molecular Formula : C15H17ClN2
Molecular Weight : 260.76
Anastrozole Diamide Impurity
Catalogue No.:PA 01 96510
Molecular Formula : C17H23N5O2
Molecular Weight : 329.4
Anastrozole Diacid
Catalogue No.:PA 01 96520
Molecular Formula : C17H21N3O4
Molecular Weight : 331.37
Anastrozole Mono Acid
Catalogue No.:PA 01 96530
Molecular Formula : C17H20N4O2
Molecular Weight : 312.37
Anastrozole Monoamide
Catalogue No.:PA 01 96540
Molecular Formula : C17H21N5O
Molecular Weight : 311.38
5-Methyl-1,3-benzenediacetonitrile
Catalogue No.:PA 01 96550
Molecular Formula : C11H10N2
Molecular Weight : 170.21
Anastrozole Acid Amide
Catalogue No.:PA 01 96560
Molecular Formula : C17H22N4O3
Molecular Weight : 330.38
Anastrozole-d12
Catalogue No.:PA STI 007800
Molecular Formula : C17H7D12N5
Molecular Weight : 305.44
Anastrozole Mono Acid -d12
Catalogue No.:PA STI 007810
Molecular Formula : C17H8D12N4O2
Molecular Weight : 324.44
Anastrozole-d3 Dimer Impurity
Catalogue No.:PA STI 007820
Molecular Formula : C30H28D3N9
Molecular Weight : 520.65
α-Desmethyl Anastrozole-d3
Catalogue No.:PA STI 028010
Molecular Formula : C16H14D3N5
Molecular Weight : 282.36
α,α,α',α'-(Tetramethyl-d12)-5-bromomethyl-1,3-benzenediacetonitrile
Catalogue No.:PA STI 081770
Molecular Formula : C15H5D12BrN2
Molecular Weight : 317.29
α,α,α’,α’-Tetramethyl-5-methyl-1,3-benzenediacetonitrile-d12
Catalogue No.:PA STI 082390
Molecular Formula : C15H6D12N2
Molecular Weight : 238.4
Anastrozole Related Compound A (2,2'-(5-methyl-1,3-phenylene)bis(2-methylpropanenitrile)) (1034818)
Catalogue No.:PA USP1034818
Molecular Formula : NA
Molecular Weight : NA
Anastrozole (1034807)
Catalogue No.:PA USP1034807
Anastrozole (Y0001522)
Catalogue No.:PA EPY0001522
Anastrozole impurity E (Y0001531)
Catalogue No.:PA EPY0001531
2,2'-(5-(di(1H-1,2,4-Triazol-1-yl)methyl)-1,3-phenylene)bis(2-methylpropanenitrile)
Catalogue No.:PA 01 96570
Molecular Formula : C19H20N8
Molecular Weight : 360.43
2,6-di-tert-Butyl-4-(2-hydroxyethyl)phenol
Catalogue No.:PA 01 96580
Molecular Formula : C16H26O2
Molecular Weight : 250.38
4-Aminoanastrozolium Bromide
Catalogue No.:PA 01 96590
Molecular Formula : C17H21BrN6
Molecular Weight : 389.29
Catalogue No.:PA IPIPRS 119 12
Molecular Formula :
3,5-Bis(bromomethyl)toluene
Catalogue No.:PA 01 0961000
Molecular Formula : C9H10Br2
Molecular Weight : 277.99
Anastrozole Formyl Impurity
Catalogue No.:PA 01 0961001
Molecular Formula : C15H16N2O
Molecular Weight : 240.31
5-Methylisophthalonitrile
Catalogue No.:PA 01 0961002
Molecular Formula : C9H6N2
Molecular Weight : 142.16
2,2'-(5-Methyl-1,3-phenylene)dipropanenitrile
Catalogue No.:PA 01 0961003
Molecular Formula : C13H14N2
Molecular Weight : 198.27
2-(3-(Cyanomethyl)-5-methylphenyl)propanenitrile
Catalogue No.:PA 01 0961004
Molecular Formula : C12H12N2
Molecular Weight : 184.24
3-(Bromomethyl)-α,α,5-trimethyl-benzeneacetonitrile
Catalogue No.:PA 01 0961005
Molecular Formula : C12H14BrN
Molecular Weight : 252.16
α,α,α',5-Tetramethyl-1,3-benzenediacetonitrile
Catalogue No.:PA 01 0961006
Molecular Formula : C14H16N2
Molecular Weight : 212.3
2-(3-(Bromomethyl)-5-methylphenyl)propanenitrile
Catalogue No.:PA 01 0961007
Molecular Formula : C11H12BrN
Molecular Weight : 238.13
2-(3-(Bromomethyl)-5-methylphenyl)acetonitrile
Catalogue No.:PA 01 0961008
Molecular Formula : C10H10BrN
Molecular Weight : 224.1
Didestriazole anastrozole dimer impurity
Catalogue No.:PA 01 0961009
Molecular Formula : C26H29N3
Molecular Weight : 383.54
2-(3-(Bromomethyl)-5-(1-cyanoethyl)phenyl)-2-methylpropanenitrile
Catalogue No.:PA 01 0961010
Molecular Formula : C14H15BrN2
Molecular Weight : 291.19
2-(3,4-Dimethylphenyl)propanenitrile
Catalogue No.:PA 01 0961011
Molecular Formula : C11H13N
Molecular Weight : 159.23
4-Amino-1,2,4-triazole Hydrochloride
Catalogue No.:PA 01 3421000
Molecular Formula : C2H5ClN4
Molecular Weight : 120.54
4H-1,2,4-triazol-4-amine Sulfate
Catalogue No.:PA 01 0961012
Molecular Formula : C2H6N4O4S
Molecular Weight : 182.15
1,2,4-Triazol-4-amine Hydrobromide
Catalogue No.:PA 01 0961013
Molecular Formula : C2H5BrN4
Molecular Weight : 164.99
2,6-Di-tert-butyl-4-(chloromethyl)phenol
Catalogue No.:PA 01 0961014
Molecular Formula : C15H23ClO
Molecular Weight : 254.8
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