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Metabolites & Degradation Products

Azelastine N-Oxide (R)-Isomer

Reference StandardAvailable on request

Buy Azelastine N-Oxide (R)-Isomer (CAS 1346617-18-2) from Zemixal: C22H24ClN3O2, COA and SDS with every lot, worldwide shipping.

Pack sizes
Azelastine N-Oxide (R)-Isomer chemical structure
CAS number1346617-18-2
FormulaC22H24ClN3O2
Molar mass397.9 g/mol
Physical formSolid
HS code38229090
InChIKeyQFWLGALGCDUDAP-QOBPCVTDSA-N
IUPAC name4-[(4-chlorophenyl)methyl]-2-[(4R)-1-methyl-1-oxidoazepan-1-ium-4-yl]phthalazin-1-one

About Azelastine N-Oxide (R)-Isomer

Azelastine N-Oxide (R)-Isomer belongs to the Azelastine reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 1346617-18-2, formula C22H24ClN3O2 and molar mass 397.9 g/mol. It is handled as a solid.

Typical applications

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Safe handling

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. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Azelastine

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

Azelastine standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Azelastine N-Oxide (R)-Isomer
Product nameAzelastine N-Oxide (R)-Isomer
Catalogue numberZX-027792
CAS number1346617-18-2
IUPAC name4-[(4-chlorophenyl)methyl]-2-[(4R)-1-methyl-1-oxidoazepan-1-ium-4-yl]phthalazin-1-one
Molecular formulaC22H24ClN3O2
Molar mass397.9 g/mol
Exact mass397.1557
GradeReference Standard
Physical formSolid
XLogP33.8
H-bond donors / acceptors0 / 3
Topological polar surface area50.7 Ų
HS code38229090
InChIKeyQFWLGALGCDUDAP-QOBPCVTDSA-N
SMILESC[N+]1(CCC[C@H](CC1)N2C(=O)C3=CC=CC=C3C(=N2)CC4=CC=C(C=C4)Cl)[O-]
PubChem CID71313563
Synonyms(R)-Azelastine N-Oxide (Mixture of Diastereomers), (R)-Azelastine N-Oxide, (4R)-4-(4-(4-Chlorobenzyl)-1-oxophthalazin-2(1H)-yl)-1-methylazepane 1-oxide, (R)-AzelastineN-Oxide, AzelastineN-Oxide, (R)-

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

Safety and GHS hazards

GHS08 Health hazard
Health hazard

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 Azelastine N-Oxide (R)-Isomer
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 Azelastine N-Oxide (R)-Isomer

Which CAS number identifies Azelastine N-Oxide (R)-Isomer?
Azelastine N-Oxide (R)-Isomer is registered under CAS 1346617-18-2. You may also see it listed as (R)-Azelastine N-Oxide (Mixture of Diastereomers), (R)-Azelastine N-Oxide, (4R)-4-(4-(4-Chlorobenzyl)-1-oxophthalazin-2(1H)-yl)-1-methylazepane 1-oxide. Our catalogue number for this item is ZX-027792.
What are the formula and molar mass of Azelastine N-Oxide (R)-Isomer?
For Azelastine N-Oxide (R)-Isomer, its formula is C22H24ClN3O2 and its molar mass is 397.9 g/mol. The systematic (IUPAC) name is 4-[(4-chlorophenyl)methyl]-2-[(4R)-1-methyl-1-oxidoazepan-1-ium-4-yl]phthalazin-1-one. InChIKey QFWLGALGCDUDAP-QOBPCVTDSA-N lets you match it in any structure database.
How is Azelastine N-Oxide (R)-Isomer used in pharmaceutical QC?
Azelastine N-Oxide (R)-Isomer is a characterised reference material linked to Azelastine. 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 Azelastine N-Oxide (R)-Isomer?
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 Azelastine N-Oxide (R)-Isomer?
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 Azelastine N-Oxide (R)-Isomer to my country?
Yes. Because Azelastine N-Oxide (R)-Isomer 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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