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Anastrozole Related Compounds & Impurities

Anastrozole is a non-steroidal aromatase inhibitor that blocks peripheral oestrogen synthesis, used as first-line adjuvant endocrine therapy for hormone receptor-positive breast cancer in postmenopausal women.

Simson Pharma Limited along with its subsidiary offices Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) is a trusted manufacturer and supplier of high-quality pharmaceutical reference standards, offering a comprehensive portfolio of Anastrozole reference standards, pharmacopeial and non-pharmacopeial Anastrozole impurities, related compounds, related substances, metabolites, stable isotope-labelled compounds, deuterium labelled compounds and nitrosamine (N-NO) reference standards.

These materials support pharmaceutical research and development, product development, ANDA and DMF submissions, quality control (QC), analytical method development and validation, stability studies, impurity identification, and genotoxic impurity assessment.

Our Anastrozole-related reference standards are thoroughly characterized using advanced analytical techniques and are supplied with comprehensive Certificates of Analysis (COA) and supporting analytical data from our USFDA certified, ISO 17025 and ISO 17034 accredited Lab, to meet global regulatory expectations. EP and USP traceable reference standards can also be provided upon request, subject to availability. Simson is also a provider of EP and USP traceable standards. To ensure consistent quality and reliability, our reference standards are periodically re-tested according to established quality management procedures.

Impurity Standards

1,2,4-Triazole

CAT. No.A100021 CAS No.288-88-0 Mol. F.C2H3N3 Mol. W.69.07 g/mol Stock Status Instock
COA MSDS

3,5-Dimethylbenzene

CAT. No.A100030 CAS No.27129-86-8 Mol. F.C9H11Br Mol. W.199.09 g/mol Stock Status Custom Synthesis
COA MSDS

3,5-Dimethylbenzyl cyanide

CAT. No.A100031 CAS No.39101-54-7 Mol. F.C10H11N Mol. W.145.20 g/mol Stock Status Custom Synthesis
COA MSDS

4-Amino-1,2,4-triazole

CAT. No.A100020 CAS No.584-13-4 Mol. F.C2H4N4 Mol. W.84.08 g/mol Stock Status Instock
COA MSDS

Anastrozole Acid Amide

CAT. No.A100016 CAS No.2469244-33-3 Mol. F.C17H22N4O3 Mol. W.330.39 g/mol Stock Status Custom Synthesis
COA MSDS

Anastrozole Diacid

CAT. No.A100010 CAS No.1338800-81-9 Mol. F.C17H21N3O4 Mol. W.331.40 g/mol Stock Status Instock
COA MSDS

Anastrozole Diamide

CAT. No.A100008 CAS No.120512-04-1 Mol. F.C17H23N5O2 Mol. W.329.40 g/mol Stock Status Instock
COA MSDS

Anastrozole EP Impurity A

CAT. No.A100005 CAS No.1215780-15-6 Mol. F.C16H17N5 Mol. W.279.34 g/mol Stock Status Instock
COA MSDS

Anastrozole EP Impurity B

CAT. No.A100004 CAS No.1216898-82-6 Mol. F.C30H31N9 Mol. W.517.63 g/mol Stock Status Limited Stock
COA MSDS

Anastrozole EP Impurity C

CAT. No.A100007 CAS No.120511-84-4 Mol. F.C15H17BrN2 Mol. W.305.21 g/mol Stock Status Instock
COA MSDS

Anastrozole EP Impurity D

CAT. No.A100006 CAS No.1027160-12-8 Mol. F.C15H16Br2N2 Mol. W.384.11 g/mol Stock Status Instock
COA MSDS

Anastrozole EP Impurity E

CAT. No.A100015 CAS No.120511-88-8 Mol. F.C15H18N2O Mol. W.242.32 g/mol Stock Status Instock
COA MSDS

Anastrozole EP Impurity G

CAT. No.A100014 CAS No.120511-92-4 Mol. F.C17H19N5 Mol. W.293.40 g/mol Stock Status Instock
COA MSDS

Anastrozole EP Impurity H

CAT. No.A100002 CAS No.120511-72-0 Mol. F.C15H18N2 Mol. W.226.32 g/mol Stock Status Instock
COA MSDS

Anastrozole EP Impurity I

CAT. No.A100026 CAS No.120511-91-3 Mol. F.C15H17ClN2 Mol. W.260.80 g/mol Stock Status Instock
COA MSDS

Metabolites

4-Hydroxy-Anastrozole

CAT. No.A100047 CAS No.1809517-32-5 Mol. F.C17H19N5O Mol. W.309.37 g/mol Stock Status Please Enquire
COA MSDS

Working Standards

Anastrozole

CAT. No.A100000 CAS No.120511-73-1 Mol. F.C17H19N5 Mol. W.293.40 g/mol Stock Status Instock
COA MSDS

Isotope Labelled Compounds

Anastrozole 13C4

CAT. No.A100036 CAS No.NA Mol. F.C1313C4H19N5 Mol. W.297.34 g/mol Stock Status Custom Synthesis
COA MSDS

Product structure

Sample structure

Catalogue no.: — CAS no.: — Formula: — Mol. weight: —

Illustrative sample structure
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