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Pharmacopeial Impurities (EP / USP / BP)

Metamizole EP Impurity C HCl

Reference StandardAvailable on request

Order Metamizole EP Impurity C HCl (CAS 856307-27-2) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Metamizole EP Impurity C HCl chemical structure
CAS number856307-27-2
FormulaC12H16ClN3O
Molar mass253.73 g/mol
Physical formSolid
HS code38229090
InChIKeyNNONRTWOIVTAHL-UHFFFAOYSA-N
IUPAC name1,5-dimethyl-4-(methylamino)-2-phenylpyrazol-3-one;hydrochloride

About Metamizole EP Impurity C HCl

Analytical teams working on Metamizole use Metamizole EP Impurity C HCl as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 856307-27-2, formula C12H16ClN3O and molar mass 253.73 g/mol. It is handled as a solid.

Typical applications

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

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with 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 Metamizole

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

Metamizole 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 Metamizole EP Impurity C HCl
Product nameMetamizole EP Impurity C HCl
Catalogue numberZX-025550
CAS number856307-27-2
IUPAC name1,5-dimethyl-4-(methylamino)-2-phenylpyrazol-3-one;hydrochloride
Molecular formulaC12H16ClN3O
Molar mass253.73 g/mol
Exact mass253.0982
GradeReference Standard
Physical formSolid
H-bond donors / acceptors2 / 3
Topological polar surface area35.6 Ų
HS code38229090
InChIKeyNNONRTWOIVTAHL-UHFFFAOYSA-N
SMILESCC1=C(C(=O)N(N1C)C2=CC=CC=C2)NC.Cl
PubChem CID54759014
SynonymsMetamizole EP Impurity C Hydrochloride, Metamizole EP Impurity C (HCl salt), Metamizole Sodium - Impurity C (Hydrochloride Salt), 1,5-dimethyl-4-(methylamino)-2-phenyl-1,2-dihydro-3H-pyrazol-3-one hydrochloride, 4-Methylamino antipyrine hydrochloride, 4-(Methylamino)antipyrine hydrochloride, 4-Methylaminoantipyrine Hydrochloride, 4-Methylamino antipyrine (hydrochloride)

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Metamizole EP Impurity C HCl
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 Metamizole EP Impurity C HCl

Which CAS number identifies Metamizole EP Impurity C HCl?
Metamizole EP Impurity C HCl is registered under CAS 856307-27-2. You may also see it listed as Metamizole EP Impurity C Hydrochloride, Metamizole EP Impurity C (HCl salt), Metamizole Sodium - Impurity C (Hydrochloride Salt). Our catalogue number for this item is ZX-025550.
What are the formula and molar mass of Metamizole EP Impurity C HCl?
For Metamizole EP Impurity C HCl, its formula is C12H16ClN3O and its molar mass is 253.73 g/mol. InChIKey NNONRTWOIVTAHL-UHFFFAOYSA-N lets you match it in any structure database.
How is Metamizole EP Impurity C HCl used in pharmaceutical QC?
Metamizole EP Impurity C HCl is a characterised reference material linked to Metamizole. 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 Metamizole EP Impurity C HCl?
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 Metamizole EP Impurity C HCl?
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 Metamizole EP Impurity C HCl to my country?
Yes. Metamizole EP Impurity C HCl ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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