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Pharmacopeial Impurities (EP / USP / BP)

Trospium EP Impurity B

Reference StandardAvailable on request

Buy Trospium EP Impurity B (CAS 16444-19-2) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-027732.

Pack sizes
Trospium EP Impurity B chemical structure
CAS number16444-19-2
FormulaC21H23NO3
Molar mass337.4 g/mol
Physical formSolid
HS code38229090
InChIKeyHIIVXBCWDPCZJA-DFNIBXOVSA-N
IUPAC name[(1S,5R)-8-azabicyclo[3.2.1]octan-3-yl] 2-hydroxy-2,2-diphenylacetate

About Trospium EP Impurity B

Analytical teams working on Trospium use Trospium EP Impurity B as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 16444-19-2, formula C21H23NO3 and molar mass 337.4 g/mol. It is handled as a solid.

Where it is used

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

Storage and safety notes

It carries the GHS signal word Warning (H302 and H412), so wear gloves and eye protection and work with good ventilation.

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 Trospium

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

Trospium 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 Trospium EP Impurity B
Product nameTrospium EP Impurity B
Catalogue numberZX-027732
CAS number16444-19-2
IUPAC name[(1S,5R)-8-azabicyclo[3.2.1]octan-3-yl] 2-hydroxy-2,2-diphenylacetate
Molecular formulaC21H23NO3
Molar mass337.4 g/mol
Exact mass337.1678
GradeReference Standard
Physical formSolid
XLogP33.4
H-bond donors / acceptors2 / 4
Topological polar surface area58.6 Ų
HS code38229090
InChIKeyHIIVXBCWDPCZJA-DFNIBXOVSA-N
SMILESC1C[C@H]2CC(C[C@@H]1N2)OC(=O)C(C3=CC=CC=C3)(C4=CC=CC=C4)O
PubChem CID29949502
SynonymsTrospium Chloride EP Impurity B (Free Base), Trospium Chloride EP Impurity B, Trospium Chloride - Impurity B, Norglipin, Nortropane benzilate, (1R,3R,5S)-8-Azabicyclo(3.2.1)oct-3-yl hydroxydiphenylacetate, Trospium chloride specified impurity B, Trospium Impurity N2, Benzilic acid, 1alphaH,5alphaH-nortropan-3alpha-yl ester, [(1S,5R)-8-azabicyclo[3.2.1]octan-3-yl] 2-hydroxy-2,2-diphenyl-acetate, rel-

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
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P264, P270, P273, 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 Trospium EP Impurity B
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 Trospium EP Impurity B

Which CAS number identifies Trospium EP Impurity B?
Trospium EP Impurity B is registered under CAS 16444-19-2. You may also see it listed as Trospium Chloride EP Impurity B (Free Base), Trospium Chloride EP Impurity B, Trospium Chloride - Impurity B. Our catalogue number for this item is ZX-027732.
What are the formula and molar mass of Trospium EP Impurity B?
For Trospium EP Impurity B, its formula is C21H23NO3 and its molar mass is 337.4 g/mol. The systematic (IUPAC) name is [(1S,5R)-8-azabicyclo[3.2.1]octan-3-yl] 2-hydroxy-2,2-diphenylacetate. InChIKey HIIVXBCWDPCZJA-DFNIBXOVSA-N lets you match it in any structure database.
How is Trospium EP Impurity B used in pharmaceutical QC?
Trospium EP Impurity B is a characterised reference material linked to Trospium. 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 Trospium EP Impurity B?
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 Trospium EP Impurity B?
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 Trospium EP Impurity B to my country?
Yes. Because Trospium EP Impurity B 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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