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Metabolites & Degradation Products

Diphenhydramine N-Oxide

Reference StandardAvailable on request

Diphenhydramine N-Oxide (CAS 3922-74-5) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-024306.

Pack sizes
Diphenhydramine N-Oxide chemical structure
CAS number3922-74-5
FormulaC17H21NO2
Molar mass271.35 g/mol
Physical formSolid
HS code38229090
InChIKeyOEQNVWKWQPTBSC-UHFFFAOYSA-N
IUPAC name2-benzhydryloxy-N,N-dimethylethanamine oxide

About Diphenhydramine N-Oxide

Zemixal lists Diphenhydramine N-Oxide for laboratories that identify, quantify or control Diphenhydramine and its related substances. Identity at a glance (Reference Standard): CAS 3922-74-5, formula C17H21NO2 and molar mass 271.35 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Safe handling

Hazard communication follows GHS (Danger: H301 and H361). 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. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Diphenhydramine

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

Diphenhydramine standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Specifications and identifiers

Specifications of Diphenhydramine N-Oxide
Product nameDiphenhydramine N-Oxide
Catalogue numberZX-024306
CAS number3922-74-5
IUPAC name2-benzhydryloxy-N,N-dimethylethanamine oxide
Molecular formulaC17H21NO2
Molar mass271.35 g/mol
Exact mass271.1572
GradeReference Standard
Physical formSolid
XLogP32.7
H-bond donors / acceptors0 / 2
Topological polar surface area27.3 Ų
HS code38229090
InChIKeyOEQNVWKWQPTBSC-UHFFFAOYSA-N
SMILESC[N+](C)(CCOC(C1=CC=CC=C1)C2=CC=CC=C2)[O-]
PubChem CID65618
SynonymsAmoxydramine, (Dimethylamino)ethyl benzhydryl ether N-oxide, Ethanamine, 2-(diphenylmethoxy)-N,N-dimethyl-, N-oxide, Ethylamine, 2-(diphenylmethoxy)-N,N-dimethyl-, N-oxide, Diphenhydramine N-xide, 2-benzhydryloxyethyl-dimethyl-oxido-azanium, 2-(Benzhydryloxy)-N,N-dimethylethan-1-amine oxide, 2-(Diphenylmethoxy)-N,N-dimethylethan-1-amine N-oxide

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
GHS08 Health hazard
Health hazard

Signal word Danger

  • H301Toxic if swallowed
  • H361Suspected of damaging fertility or the unborn child

Precautionary statements P203, P264, P270, P280, P301 + P316, P318, 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 Diphenhydramine 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 Diphenhydramine N-Oxide

Which CAS number identifies Diphenhydramine N-Oxide?
Diphenhydramine N-Oxide is registered under CAS 3922-74-5. You may also see it listed as Amoxydramine, (Dimethylamino)ethyl benzhydryl ether N-oxide, Ethanamine, 2-(diphenylmethoxy)-N,N-dimethyl-, N-oxide. Our catalogue number for this item is ZX-024306.
What are the formula and molar mass of Diphenhydramine N-Oxide?
For Diphenhydramine N-Oxide, its formula is C17H21NO2 and its molar mass is 271.35 g/mol. The systematic (IUPAC) name is 2-benzhydryloxy-N,N-dimethylethanamine oxide. InChIKey OEQNVWKWQPTBSC-UHFFFAOYSA-N lets you match it in any structure database.
How is Diphenhydramine N-Oxide used in pharmaceutical QC?
Diphenhydramine N-Oxide is a characterised reference material linked to Diphenhydramine. 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 Diphenhydramine 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 Diphenhydramine 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 Diphenhydramine N-Oxide to my country?
Yes. Because Diphenhydramine 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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