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Pharmacopeial Impurities (EP / USP / BP)

Risperidone EP Impurity C

Reference StandardIn stock

Risperidone EP Impurity C (CAS 144598-75-4) supplier Zemixal: C23H27FN4O3, COA and SDS with every lot, worldwide shipping.

Pack sizes
Risperidone EP Impurity C chemical structure
CAS number144598-75-4
FormulaC23H27FN4O3
Molar mass426.5 g/mol
Physical formSolid
HS code38229090
InChIKeyPMXMIIMHBWHSKN-UHFFFAOYSA-N
IUPAC name3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one

About Risperidone EP Impurity C

Risperidone EP Impurity C belongs to the Risperidone reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 144598-75-4, formula C23H27FN4O3 and molar mass 426.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Safe handling

Hazard communication follows GHS (Danger: H301). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. 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 Risperidone

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

Risperidone 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 Risperidone EP Impurity C
Product nameRisperidone EP Impurity C
Catalogue numberZX-005943
CAS number144598-75-4
IUPAC name3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one
Molecular formulaC23H27FN4O3
Molar mass426.5 g/mol
Exact mass426.2067
GradeReference Standard
Physical formSolid
XLogP32.2
H-bond donors / acceptors1 / 7
Topological polar surface area82.2 Ų
HS code38229090
InChIKeyPMXMIIMHBWHSKN-UHFFFAOYSA-N
SMILESCC1=C(C(=O)N2CCCC(C2=N1)O)CCN3CCC(CC3)C4=NOC5=C4C=CC(=C5)F
PubChem CID115237
Synonyms9-Hydroxyrisperidone, Paliperidone, Invega, Trinza, 9-Hydroxy Risperidone, 9 OH risperidone, 9 Hydroxyrisperidone, 9 Hydroxy risperidone, 9-Hydroxy-risperidone, 144598-75-4 (free base), Invega (TN), Paliperidone (Standard)

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity

Signal word Danger

  • H301Toxic if swallowed

Precautionary statements P264, P270, P301 + P316, P321, P330, 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 Risperidone EP Impurity C
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 Risperidone EP Impurity C

Which CAS number identifies Risperidone EP Impurity C?
Risperidone EP Impurity C is registered under CAS 144598-75-4. You may also see it listed as 9-Hydroxyrisperidone, Paliperidone, Invega. Our catalogue number for this item is ZX-005943.
What are the formula and molar mass of Risperidone EP Impurity C?
For Risperidone EP Impurity C, its formula is C23H27FN4O3 and its molar mass is 426.5 g/mol. The systematic (IUPAC) name is 3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one. InChIKey PMXMIIMHBWHSKN-UHFFFAOYSA-N lets you match it in any structure database.
How is Risperidone EP Impurity C used in pharmaceutical QC?
Risperidone EP Impurity C is a characterised reference material linked to Risperidone. 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 Risperidone EP Impurity C?
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 Risperidone EP Impurity C?
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 Risperidone EP Impurity C to my country?
Yes. Because Risperidone EP Impurity C 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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