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Methyldopa Related Compounds & Impurities

Methyldopa is a centrally acting alpha-2 agonist prodrug antihypertensive, the preferred agent for hypertension in pregnancy.

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 Methyldopa reference standards, pharmacopeial and non-pharmacopeial Methyldopa 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 Methyldopa-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

3-O-Methylmethyldopa

CAT. No.M450016 CAS No.15073-80-0 Mol. F.C11H15NO4 Mol. W.225.24 g/mol Stock Status Custom Synthesis
COA MSDS

4-O Methyl Methyl Dopa

CAT. No.M450010 CAS No.NA Mol. F.C11H15NO4 Mol. W.225.24 g/mol Stock Status Custom Synthesis
COA MSDS

Methyl-DOPA sesquihydrate

CAT. No.M450013 CAS No.NA Mol. F.C10H13NO4.1/2H2O Mol. W.238.24 g/mol Stock Status Custom Synthesis
COA MSDS

Methyldopa

CAT. No.M450008 CAS No.555-30-6 Mol. F.C10H13NO4 Mol. W.211.21 g/mol Stock Status Custom Synthesis
COA MSDS

Methyldopa EP Impurity A

CAT. No.M450009 CAS No.6739-31-7 Mol. F.C11H15NO4 Mol. W.225.24 g/mol Stock Status Custom Synthesis
COA MSDS

Methyldopa EP Impurity A

CAT. No.M450006 CAS No.6739-31-7 Mol. F.C11H15NO4 Mol. W.225.24 g/mol Stock Status Instock
COA MSDS

Methyldopa EP Impurity B

CAT. No.M450024 CAS No.65555-88-6 Mol. F.C11H15NO3 Mol. W.209.20 g/mol Stock Status Custom Synthesis
COA MSDS

Methyldopa EP Impurity C

CAT. No.M450004 CAS No.5486-79-3 Mol. F.C12H17NO4.HCl Mol. W.275.73 g/mol Stock Status Instock
COA MSDS

Methyldopa EP Impurity C

CAT. No.M450025 CAS No.39948-18-0 Mol. F.C12H17NO4 Mol. W.239.30 g/mol Stock Status Custom Synthesis
COA MSDS

Methyldopa EP Impurity D

CAT. No.M450011 CAS No.2799-15-7 Mol. F.C10H13NO4 Mol. W.211.21 g/mol Stock Status Under Synthesis
COA MSDS

Methyldopa Hydrate

CAT. No.M450005 CAS No.41372-08-1 Mol. F.2C10 H13NO4.3/2H2O Mol. W.476.47 g/mol Stock Status Custom Synthesis
COA MSDS

Methyldopa Impurity 1

CAT. No.M450022 CAS No.NA Mol. F.C11H15NO4.H2O Mol. W.243.26 g/mol Stock Status Custom Synthesis
COA MSDS

Methyldopa Methyl Ester

CAT. No.M450001 CAS No.18181-08-3 Mol. F.C11H15NO4 Mol. W.225.24 g/mol Stock Status Instock
COA MSDS

Metabolites

Alpha-Methyldopamine

CAT. No.M450018 CAS No.555-64-6 Mol. F.C9H13NO2 Mol. W.167.21 g/mol Stock Status Custom Synthesis
COA MSDS

Working Standards

Methyldopa

CAT. No.M450000 CAS No.41372-08-1 Mol. F.C10H13NO4.1.5H2O Mol. W.238.21 g/mol Stock Status Instock
COA MSDS

Isotope Labelled Compounds

Methyldopa D3

CAT. No.M450017 CAS No.1795785-63-5 Mol. F.C10H10D3NO4 Mol. W.214.23 g/mol Stock Status Custom Synthesis
COA MSDS

Methyldopa Hydrochloride D3

CAT. No.M450021 CAS No.555-30-6 (free base) Mol. F.C10H10D3NO4.HCl Mol. W.250.69 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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