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Pharmacopeial Impurities (EP / USP / BP)

Orphenadrine EP Impurity E

Reference StandardAvailable on request

Order Orphenadrine EP Impurity E (CAS 21945-86-8) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Orphenadrine EP Impurity E chemical structure
CAS number21945-86-8
FormulaC18H23NO
Molar mass269.4 g/mol
Physical formSolid
HS code38229090
InChIKeyVSIVTUKDXUYWPL-UHFFFAOYSA-N
IUPAC nameN,N-dimethyl-2-[(3-methylphenyl)-phenylmethoxy]ethanamine

About Orphenadrine EP Impurity E

Orphenadrine EP Impurity E is supplied by Zemixal as a characterised reference material for Orphenadrine analysis. Identity at a glance (Reference Standard): CAS 21945-86-8, formula C18H23NO and molar mass 269.4 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

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H302. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with 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 Orphenadrine

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

Orphenadrine standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Orphenadrine EP Impurity E
Product nameOrphenadrine EP Impurity E
Catalogue numberZX-030978
CAS number21945-86-8
IUPAC nameN,N-dimethyl-2-[(3-methylphenyl)-phenylmethoxy]ethanamine
Molecular formulaC18H23NO
Molar mass269.4 g/mol
Exact mass269.178
GradeReference Standard
Physical formSolid
XLogP33.6
H-bond donors / acceptors0 / 2
Topological polar surface area12.5 Ų
HS code38229090
InChIKeyVSIVTUKDXUYWPL-UHFFFAOYSA-N
SMILESCC1=CC(=CC=C1)C(C2=CC=CC=C2)OCCN(C)C
PubChem CID28656
SynonymsOrphenadrine Citrate - Impurity E, Orphenadrine Citrate USP Impurity E, Orphenadrine Related Compound E, O-Demethyl-m-methyl orphenadrine, Orphenadrine impurity E, 3-Methyldiphenhydramine, Orphenadrine meta-methylbenzyl isomer, (RS)-N,N-Dimethyl-2-((3-methylphenyl)phenylmethoxy)ethanamine, Ethanamine, N,N-dimethyl-2-((3-methylphenyl)phenylmethoxy)-, Ethylamine, N,N-dimethyl-2-((m-methyl-alpha-phenylbenzyl)oxy)-, Orphenadrine citrate impurity E, Orphenadrine citrate specified impurity E

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 Orphenadrine EP Impurity E
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 Orphenadrine EP Impurity E

Which CAS number identifies Orphenadrine EP Impurity E?
Orphenadrine EP Impurity E is registered under CAS 21945-86-8. You may also see it listed as Orphenadrine Citrate - Impurity E, Orphenadrine Citrate USP Impurity E, Orphenadrine Related Compound E. Our catalogue number for this item is ZX-030978.
What are the formula and molar mass of Orphenadrine EP Impurity E?
For Orphenadrine EP Impurity E, its formula is C18H23NO and its molar mass is 269.4 g/mol. The systematic (IUPAC) name is N,N-dimethyl-2-[(3-methylphenyl)-phenylmethoxy]ethanamine. InChIKey VSIVTUKDXUYWPL-UHFFFAOYSA-N lets you match it in any structure database.
How is Orphenadrine EP Impurity E used in pharmaceutical QC?
Orphenadrine EP Impurity E is a characterised reference material linked to Orphenadrine. 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 Orphenadrine EP Impurity E?
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 Orphenadrine EP Impurity E?
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 Orphenadrine EP Impurity E to my country?
Yes. Because Orphenadrine EP Impurity E 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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