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Metabolites & Degradation Products

(R)-Cetirizine N-Oxide

Reference StandardAvailable on request

Buy (R)-Cetirizine N-Oxide (CAS 442863-80-1) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Ships from India to 120+ countries.

Pack sizes
(R)-Cetirizine N-Oxide chemical structure
CAS number442863-80-1
FormulaC21H25ClN2O4
Molar mass404.9 g/mol
Physical formSolid
HS code38229090
InChIKeyIVDOUUOLLFEMJQ-OAQYLSRUSA-N
IUPAC name2-[2-[4-[(R)-(4-chlorophenyl)-phenylmethyl]-1-oxidopiperazin-1-ium-1-yl]ethoxy]acetic acid

About (R)-Cetirizine N-Oxide

Zemixal lists (R)-Cetirizine N-Oxide for laboratories that identify, quantify or control Cetirizine and its related substances. Key data (Reference Standard): CAS 442863-80-1, formula C21H25ClN2O4 and molar mass 404.9 g/mol. It is handled as a solid.

Use cases we see most often

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Storage and safety notes

It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Cetirizine

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

Cetirizine standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Specifications and identifiers

Specifications of (R)-Cetirizine N-Oxide
Product name(R)-Cetirizine N-Oxide
Catalogue numberZX-006220
CAS number442863-80-1
IUPAC name2-[2-[4-[(R)-(4-chlorophenyl)-phenylmethyl]-1-oxidopiperazin-1-ium-1-yl]ethoxy]acetic acid
Molecular formulaC21H25ClN2O4
Molar mass404.9 g/mol
Exact mass404.1503
GradeReference Standard
Physical formSolid
XLogP31.1
H-bond donors / acceptors1 / 5
Topological polar surface area67.8 Ų
HS code38229090
InChIKeyIVDOUUOLLFEMJQ-OAQYLSRUSA-N
SMILESC1C[N+](CCN1[C@H](C2=CC=CC=C2)C3=CC=C(C=C3)Cl)(CCOCC(=O)O)[O-]
PubChem CID29975673
SynonymsLevocetirizine N-Oxide, (R)-1-(2-(carboxymethoxy)ethyl)-4-((4-chlorophenyl)(phenyl)methyl)piperazine 1-oxide, (R)-[2-[4-(4-Chlorophenyl)phenylmethyl]-1-oxido-1-piperazinyl]ethoxy]acetic Acid, Acetic acid, 2-(2-(4-((R)-(4-chlorophenyl)phenylmethyl)-1-oxido-1-piperazinyl)ethoxy)-, Acetic acid, 2-[2-[4-[(R)-(4-chlorophenyl)phenylmethyl]-1-oxido-1-piperazinyl]ethoxy]-, (R)-Cetirizine N-Oxide DiHCl

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

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, 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 (R)-Cetirizine N-Oxide
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 (R)-Cetirizine N-Oxide

Which CAS number identifies (R)-Cetirizine N-Oxide?
(R)-Cetirizine N-Oxide is registered under CAS 442863-80-1. You may also see it listed as Levocetirizine N-Oxide, (R)-1-(2-(carboxymethoxy)ethyl)-4-((4-chlorophenyl)(phenyl)methyl)piperazine 1-oxide, (R)-[2-[4-(4-Chlorophenyl)phenylmethyl]-1-oxido-1-piperazinyl]ethoxy]acetic Acid. Our catalogue number for this item is ZX-006220.
What are the formula and molar mass of (R)-Cetirizine N-Oxide?
For (R)-Cetirizine N-Oxide, its formula is C21H25ClN2O4 and its molar mass is 404.9 g/mol. The systematic (IUPAC) name is 2-[2-[4-[(R)-(4-chlorophenyl)-phenylmethyl]-1-oxidopiperazin-1-ium-1-yl]ethoxy]acetic acid. InChIKey IVDOUUOLLFEMJQ-OAQYLSRUSA-N lets you match it in any structure database.
How is (R)-Cetirizine N-Oxide used in pharmaceutical QC?
(R)-Cetirizine N-Oxide is a characterised reference material linked to Cetirizine. 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 (R)-Cetirizine N-Oxide?
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 (R)-Cetirizine N-Oxide?
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 (R)-Cetirizine N-Oxide to my country?
Yes. Because (R)-Cetirizine N-Oxide 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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