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Pharmacopeial Impurities (EP / USP / BP)

Methyldopa EP Impurity C Hydrochloride

Reference StandardAvailable on request

Methyldopa EP Impurity C Hydrochloride (CAS 5486-79-3) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Methyldopa EP Impurity C Hydrochloride chemical structure
CAS number5486-79-3
FormulaC12H18ClNO4
Molar mass275.73 g/mol
Physical formSolid
HS code38229090
InChIKeyMBKUFCLQPYLOCC-YDALLXLXSA-N
IUPAC name(2S)-2-amino-3-(3,4-dimethoxyphenyl)-2-methylpropanoic acid;hydrochloride

About Methyldopa EP Impurity C Hydrochloride

Zemixal lists Methyldopa EP Impurity C Hydrochloride for laboratories that identify, quantify or control Methyldopa and its related substances. Identity at a glance (Reference Standard): CAS 5486-79-3, formula C12H18ClNO4 and molar mass 275.73 g/mol. It is handled as a solid.

Use cases we see most often

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H319. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Methyldopa

See every impurity, metabolite and related compound we list for this API.

Methyldopa standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Methyldopa EP Impurity C Hydrochloride
Product nameMethyldopa EP Impurity C Hydrochloride
Catalogue numberZX-030549
CAS number5486-79-3
IUPAC name(2S)-2-amino-3-(3,4-dimethoxyphenyl)-2-methylpropanoic acid;hydrochloride
Molecular formulaC12H18ClNO4
Molar mass275.73 g/mol
Exact mass275.0924
GradeReference Standard
Physical formSolid
H-bond donors / acceptors3 / 5
Topological polar surface area81.8 Ų
HS code38229090
InChIKeyMBKUFCLQPYLOCC-YDALLXLXSA-N
SMILESC[C@](CC1=CC(=C(C=C1)OC)OC)(C(=O)O)N.Cl
PubChem CID25102586
SynonymsMethyldopa EP Impurity C, Methyldopa - Impurity C (Hydrochloride Salt), 3-Methoxy-o,alpha-dimethyl-L-tyrosine hydrochloride, L-Tyrosine, 3-methoxy-o,alpha-dimethyl-, hydrochloride, L-Tyrosine, 3-methoxy-o,alpha-dimethyl-, hydrochloride (1:1), L-alpha-Amino-alpha-methyl-beta-(3,4-dimethoxyphenyl)propionic acid hydrochloride, (S)-2-amino-3-(3,4-dimethoxyphenyl)-2-methylpropanoic acid hydrochloride, 3-(3,4-Dimethoxyphenyl)-2-methyl-L-alanine Hydrochloride, L-alpha-Methyl DOPA Dimethyl Ether Hydrochloride, alpha-Methyl-3,4-dimethoxy-L-phenylalanine hydrochloride, 3-Methoxy-O,alpha-dimethyl-L-tyrosine--hydrogen chloride (1/1)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H319Causes serious eye irritation

Precautionary statements P264 + P265, P280, P305 + P351 + P338, P337 + P317

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Methyldopa EP Impurity C Hydrochloride
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Methyldopa EP Impurity C Hydrochloride

Which CAS number identifies Methyldopa EP Impurity C Hydrochloride?
Methyldopa EP Impurity C Hydrochloride is registered under CAS 5486-79-3. You may also see it listed as Methyldopa EP Impurity C, Methyldopa - Impurity C (Hydrochloride Salt), 3-Methoxy-o,alpha-dimethyl-L-tyrosine hydrochloride. Our catalogue number for this item is ZX-030549.
What are the formula and molar mass of Methyldopa EP Impurity C Hydrochloride?
For Methyldopa EP Impurity C Hydrochloride, its formula is C12H18ClNO4 and its molar mass is 275.73 g/mol. InChIKey MBKUFCLQPYLOCC-YDALLXLXSA-N lets you match it in any structure database.
How is Methyldopa EP Impurity C Hydrochloride used in pharmaceutical QC?
Methyldopa EP Impurity C Hydrochloride is a characterised reference material linked to Methyldopa. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Methyldopa EP Impurity C Hydrochloride?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Methyldopa EP Impurity C Hydrochloride?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Methyldopa EP Impurity C Hydrochloride to my country?
Yes. Because Methyldopa EP Impurity C Hydrochloride is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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