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Anastrozole EP Impurity I

CAS No.
120511-91-3
Chemical Name:
Anastrozole EP Impurity I
Synonyms
Anastrozole EP Impurity I;Anastrozole Impurity 14(EP Impurity I);Anastrozole Impurity 14(Anastrozole EP Impurity I);2,2'-(5-(chloromethyl)-1,3-phenylene)bis(2-methylpropanenitrile);5-(Chloromethyl)-α1,α1,α3,α3-tetramethyl-1,3-benzenediacetonitrile;2,2′-[5-(Chloromethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile);2,2’-[5-(Chloromethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile);1,3-Benzenediacetonitrile, 5-(chloromethyl)-α1,α1,α3,α3-tetramethyl-;i.2,2′-[5-(chloromethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile).;2-[3-(chloromethyl)-5-(2-cyanopropan-2-yl)phenyl]-2-methylpropanenitrile
CBNumber:
CB1511486
Molecular Formula:
C15H17ClN2
Molecular Weight:
260.76
MDL Number:
MOL File:
120511-91-3.mol
MSDS File:
SDS
Last updated:2026-05-27 23:41:38

Anastrozole EP Impurity I Properties

storage temp. Storage temp. 2-8°C
Appearance White to off-white Solid
FDA UNII UA6KB3ICZ1

Anastrozole EP Impurity I price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
aablocks AA0080W7 2,2'-(5-(Chloromethyl)-1,3-phenylene)bis(2-methylpropanenitrile) 95.00% 120511-91-3 50mg $695 2026-05-28 Buy
aablocks AA0080W7 2,2'-(5-(Chloromethyl)-1,3-phenylene)bis(2-methylpropanenitrile) 95.00% 120511-91-3 100mg $895 2026-05-28 Buy
aablocks AA0080W7 2,2'-(5-(Chloromethyl)-1,3-phenylene)bis(2-methylpropanenitrile) 95.00% 120511-91-3 250mg $1262 2026-05-28 Buy
aablocks AA0080W7 2,2'-(5-(Chloromethyl)-1,3-phenylene)bis(2-methylpropanenitrile) 95.00% 120511-91-3 500mg $1964 2026-05-28 Buy
aablocks AA0080W7 2,2'-(5-(Chloromethyl)-1,3-phenylene)bis(2-methylpropanenitrile) 95.00% 120511-91-3 1g $2504 2026-05-28 Buy
Product number Packaging Price Buy
AA0080W7 50mg $695 Buy
AA0080W7 100mg $895 Buy
AA0080W7 250mg $1262 Buy
AA0080W7 500mg $1964 Buy
AA0080W7 1g $2504 Buy

Anastrozole EP Impurity I Chemical Properties, Uses, Production

Uses

5-(Chloromethyl)-α1,α1,α3,α3-tetramethyl-1,3-benzenediacetonitrile (Anastrozole EP Impurity I) is an impurity of Anastrozole (A637425), an aromatase inhibitor which functions as an antineoplastic (1,2). Anastrozole is used i post-menopausal women with advanced breast cancer.

Anastrozole EP Impurity I Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 49)
Supplier Tel Email Country ProdList Advantage
Guangzhou Isun Pharmaceutical Co., Ltd 020-39119399 18927568969 isunpharm@qq.com China 4773 55
BOC Sciences 16314854226 info@bocsci.com United States 9909 65
Shanghai Champ Biopharmaceuticals Co., Ltd. 021-61537865 13585780846 sales@champchem.com China 447 58
Shenzhen SUNGENING Bio-Medical Co., Ltd. 0755-28967200 13631290199 wxf@sungening.com China 9609 60
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
Shenzhen Botel Biotechnology Co. Ltd. 13316949107 13316968096 1979313431@qq.com China 9619 58
TOSUN PHARM 020-66392521-118 18922260391 3004261881@qq.com China 7994 58
Shanghai Fuyi Biological Technology Co., Ltd. 18096642264;18096409024 sales@foreversyn.com China 492 58
Chengdu Gelingsu Biotechnology Co., Ltd. 18508196360 1355086427 hongsong0209@163.com China 86 58
BOC Sciences 16314854226; +8616314854226 inquiry@bocsci.com United States 19852 58
2-[3-CHLOROMETHYL-5-(CYANO-DIMETHYL-METHYL)-PHENYL]-2-METHYL-PROPIONITRILE Anastrozole EP Impurity I 2-[3-(chloromethyl)-5-(2-cyanopropan-2-yl)phenyl]-2-methylpropanenitrile Anastrozole Impurity 14(EP Impurity I) 2,2′-[5-(Chloromethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile) 1,3-Benzenediacetonitrile, 5-(chloromethyl)-α1,α1,α3,α3-tetramethyl- 2,2'-(5-(chloromethyl)-1,3-phenylene)bis(2-methylpropanenitrile) Anastrozole Impurity 14(Anastrozole EP Impurity I) 5-(Chloromethyl)-α1,α1,α3,α3-tetramethyl-1,3-benzenediacetonitrile h . 2,2′-(5-me th ylb e nze ne -1,3-d i yl)b i s(2-me th ylpropa ne ni tri le ), i.2,2′-[5-(chloromethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile). 2,2'-(5-(Chloromethyl)-1,3-phenylene)bis(2-methylpropanenitrile) (Anastrozole Impurity) 2,2’-[5-(Chloromethyl)benzene-1,3-diyl]bis(2-methylpropanenitrile) 5-(Chloromethyl)-alpha1,alpha1,alpha3,alpha3-tetramethyl-1,3-benzenediacetonitrile 120511-91-3