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Pharmacopeial Impurities (EP / USP / BP)

Risperidone EP Impurity A

Reference StandardAvailable on request

Risperidone EP Impurity A (CAS 691007-09-7) supplier Zemixal: C23H28F2N4O2, COA and SDS with every lot, worldwide shipping.

Pack sizes
Risperidone EP Impurity A chemical structure
CAS number691007-09-7
FormulaC23H28F2N4O2
Molar mass430.5 g/mol
Physical formSolid
HS code38229090
InChIKeyBRCINVRBDDVLDW-HPNDGRJYSA-N
IUPAC name3-[2-[4-[(E)-C-(2,4-difluorophenyl)-N-hydroxycarbonimidoyl]piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one

About Risperidone EP Impurity A

Zemixal lists Risperidone EP Impurity A for laboratories that identify, quantify or control Risperidone and its related substances. Key data (Reference Standard): CAS 691007-09-7, formula C23H28F2N4O2 and molar mass 430.5 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

Handling and storage

Classified under GHS with signal word Danger and hazard statements H301, H302, H317 and H373. 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. 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 A
Product nameRisperidone EP Impurity A
Catalogue numberZX-005941
CAS number691007-09-7
IUPAC name3-[2-[4-[(E)-C-(2,4-difluorophenyl)-N-hydroxycarbonimidoyl]piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one
Molecular formulaC23H28F2N4O2
Molar mass430.5 g/mol
Exact mass430.218
GradeReference Standard
Physical formSolid
XLogP32.9
H-bond donors / acceptors1 / 7
Topological polar surface area68.5 Ų
HS code38229090
InChIKeyBRCINVRBDDVLDW-HPNDGRJYSA-N
SMILESCC1=C(C(=O)N2CCCCC2=N1)CCN3CCC(CC3)/C(=N\O)/C4=C(C=C(C=C4)F)F
PubChem CID46782889
SynonymsRisperidone E-Oxime Impurity, Risperidone E-Oxime, 2-Fluoro risperidone E-oxime, Risperidone impurity, E-oxime-(USP), Risperidone specified impurity A

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
GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H301Toxic if swallowed
  • H302Harmful if swallowed
  • H317May cause an allergic skin reaction
  • H373May causes damage to organs through prolonged or repeated exposure
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P260, P261, P264, P270, P272, P273, P280, P301 + P316, P301 + P317, P302 + P352, P319, P321, P330, P333 + P317, P362 + P364, 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 A
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 A

Which CAS number identifies Risperidone EP Impurity A?
Risperidone EP Impurity A is registered under CAS 691007-09-7. You may also see it listed as Risperidone E-Oxime Impurity, Risperidone E-Oxime, 2-Fluoro risperidone E-oxime. Our catalogue number for this item is ZX-005941.
What are the formula and molar mass of Risperidone EP Impurity A?
For Risperidone EP Impurity A, its formula is C23H28F2N4O2 and its molar mass is 430.5 g/mol. The systematic (IUPAC) name is 3-[2-[4-[(E)-C-(2,4-difluorophenyl)-N-hydroxycarbonimidoyl]piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one. InChIKey BRCINVRBDDVLDW-HPNDGRJYSA-N lets you match it in any structure database.
How is Risperidone EP Impurity A used in pharmaceutical QC?
Risperidone EP Impurity A 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 A?
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 A?
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 A to my country?
Yes. Because Risperidone EP Impurity A 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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