Search products

Search by product name, CAT, CAS, molecular formula or chemical name.

Trusted Partner for Reference Standards and Beyond
Products About us Facility Quality system OUR DIVISIONS SimSon Chemtech Speciality & fine chemicals SimSon Chemie Research chemicals supply SimSon Lifescience Services CRO, CDMO & analytical testing Contact us Careers

Olmesartan Related Compounds & Impurities

Olmesartan is an angiotensin II AT1 receptor blocker (ARB) with potent and sustained blood pressure-lowering effects.

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 Olmesartan reference standards, pharmacopeial and non-pharmacopeial Olmesartan 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 Olmesartan-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

1,4-Dichloropentane

CAT. No.O020059 CAS No.626-92-6 Mol. F.C5H10Cl2 Mol. W.141.04 g/mol Stock Status Custom Synthesis
COA MSDS

2,2'-methylenedianiline

CAT. No.O020043 CAS No.6582-52-1 Mol. F.C13H14N2 Mol. W.198.26 g/mol Stock Status Custom Synthesis
COA MSDS

2,3-dichlorohexane

CAT. No.O020058 CAS No.54305-87-2 Mol. F.C6H12Cl2 Mol. W.155.06 g/mol Stock Status Custom Synthesis
COA MSDS

2-Carboxyquinone

CAT. No.O020041 CAS No.5794-62-7 Mol. F.C7H4O4 Mol. W.152.10 g/mol Stock Status Custom Synthesis
COA MSDS

2-Propylbenzimidazole

CAT. No.O020029 CAS No.5465-29-2 Mol. F.C10H12N2 Mol. W.160.22 g/mol Stock Status Instock
COA MSDS

3-Chloro-2-butanone

CAT. No.O020057 CAS No.4091-39-8 Mol. F.C4H7ClO Mol. W.106.55 g/mol Stock Status Custom Synthesis
COA MSDS

Cyano diazide

CAT. No.O020088 CAS No.NA Mol. F.NA Mol. W.275.27 g/mol Stock Status Custom Synthesis
COA MSDS

Dehydro Olmesartan Impurity

CAT. No.O020061 CAS No.172875-98-8 Mol. F.C24H24N6O2 Mol. W.428.49 g/mol Stock Status Custom Synthesis
COA MSDS

Ethyl Olmesartan Medoxomil

CAT. No.O020023 CAS No.1378863-74-1 Mol. F.C30H32N6O6 Mol. W.572.61 g/mol Stock Status Instock
COA MSDS

N-Nitroso Olmesartan

CAT. No.O020077 CAS No.NA Mol. F.C29H29N7O7 Mol. W.587.58 g/mol Stock Status Custom Synthesis
COA MSDS

Product structure

Sample structure

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

Illustrative sample structure
SimSon — Science Standards Solutions
D-U-N-S Registered — Dun & Bradstreet D-U-N-S® REGISTERED Verified by Dun & Bradstreet
OFFICES & LABORATORIES
REGISTERED OFFICE · MUMBAI B-307, Sarita Building, Prabhat Industrial Estate, Near Dahisar Toll Naka, Dahisar (East), Mumbai- 400068, Maharashtra, India
CORPORATE OFFICE · MUMBAI Unit 1001-1006, The Platina, Tanvi Complex, S. V. Road, Dahisar East, Mumbai 400068, India
LABORATORY · HYDERABAD Shed 6A, TYPE III, TSIIC, Prashanthi Nagar, Kukatpally, Hyderabad 500072, India
REGIONAL OFFICE · AHMEDABAD Survey Number 375 Paiki 1, Plot Number 11, Shivam 5, Near Sumip Composite, Panchratna Estate, Village Changodar, Taluka Sanand, District Ahmedabad, Gujarat-382213
TALK TO THE RIGHT DESK
© 2026 SimSon Pharma Limited · All rights reserved