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Pharmacopeial Impurities (EP / USP / BP)

Quetiapine EP Impurity R

Reference StandardAvailable on request

Buy Quetiapine EP Impurity R (CAS 2459-05-4) from Zemixal: C6H8O4, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-026604.

Pack sizes
Quetiapine EP Impurity R chemical structure
CAS number2459-05-4
FormulaC6H8O4
Molar mass144.12 g/mol
Physical formSolid
HS code38229090
InChIKeyXLYMOEINVGRTEX-ONEGZZNKSA-N
IUPAC name(E)-4-ethoxy-4-oxobut-2-enoic acid

About Quetiapine EP Impurity R

Quetiapine EP Impurity R is supplied by Zemixal as a characterised reference material for Quetiapine analysis. For your records (Reference Standard), the material is defined by CAS 2459-05-4, formula C6H8O4 and molar mass 144.12 g/mol. It is handled as a solid.

Typical applications

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

Handling and storage

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Quetiapine

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

Quetiapine 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 Quetiapine EP Impurity R
Product nameQuetiapine EP Impurity R
Catalogue numberZX-026604
CAS number2459-05-4
IUPAC name(E)-4-ethoxy-4-oxobut-2-enoic acid
Molecular formulaC6H8O4
Molar mass144.12 g/mol
Exact mass144.0423
GradeReference Standard
Physical formSolid
XLogP30.2
H-bond donors / acceptors1 / 4
Topological polar surface area63.6 Ų
HS code38229090
InChIKeyXLYMOEINVGRTEX-ONEGZZNKSA-N
SMILESCCOC(=O)/C=C/C(=O)O
PubChem CID5358902
SynonymsMonoethyl Fumarate, Fumaric Acid Monoethyl Ester, Quetiapine - Impurity R, Ethyl fumarate, Fumaric acid, monoethyl ester, 2-Butenedioic acid (E)-, monoethyl ester, ethylhydrogenfumarate, mono-Ethyl fumarate, Ethyl hydrogen fumarate, (2E)-4-ethoxy-4-oxobut-2-enoic acid, 2-Butenedioic acid (2E)-, 1-ethyl ester, (2E)-3-(ethoxycarbonyl)prop-2-enoic acid

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

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

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 Quetiapine EP Impurity R
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 Quetiapine EP Impurity R

Which CAS number identifies Quetiapine EP Impurity R?
Quetiapine EP Impurity R is registered under CAS 2459-05-4. You may also see it listed as Monoethyl Fumarate, Fumaric Acid Monoethyl Ester, Quetiapine - Impurity R. Our catalogue number for this item is ZX-026604.
What are the formula and molar mass of Quetiapine EP Impurity R?
For Quetiapine EP Impurity R, its formula is C6H8O4 and its molar mass is 144.12 g/mol. The systematic (IUPAC) name is (E)-4-ethoxy-4-oxobut-2-enoic acid. InChIKey XLYMOEINVGRTEX-ONEGZZNKSA-N lets you match it in any structure database.
How is Quetiapine EP Impurity R used in pharmaceutical QC?
Quetiapine EP Impurity R is a characterised reference material linked to Quetiapine. 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 Quetiapine EP Impurity R?
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 Quetiapine EP Impurity R?
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 Quetiapine EP Impurity R to my country?
Yes. Because Quetiapine EP Impurity R 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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