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API Impurities

Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride

Reference StandardAvailable on request

Buy Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride (CAS 3464-71-9) from Zemixal…

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Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride chemical structure
CAS number3464-71-9
FormulaC11H20ClNO
Molar mass217.73 g/mol
Physical formSolid
HS code38229090
InChIKeyHZDYZXDBRXHZIX-DIVWUKMWSA-M
IUPAC name(1R,5S)-spiro[8-azoniabicyclo[3.2.1]octane-8,1'-azolidin-1-ium]-3-ol chloride

About Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride

Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride belongs to the Trospium reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 3464-71-9, formula C11H20ClNO and molar mass 217.73 g/mol. It is handled as a solid.

Use cases we see most often

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Safe handling

Hazard communication follows GHS (Warning: H302+H332, H302, H332 and H412). 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. Every shipment includes 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 Trospium

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

Trospium standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride
Product nameRel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride
Catalogue numberZX-020411
CAS number3464-71-9
IUPAC name(1R,5S)-spiro[8-azoniabicyclo[3.2.1]octane-8,1'-azolidin-1-ium]-3-ol chloride
Molecular formulaC11H20ClNO
Molar mass217.73 g/mol
Exact mass217.1233
GradeReference Standard
Physical formSolid
H-bond donors / acceptors1 / 2
Topological polar surface area20.2 Ų
HS code38229090
InChIKeyHZDYZXDBRXHZIX-DIVWUKMWSA-M
SMILESC1CC[N+]2(C1)[C@@H]3CC[C@H]2CC(C3)O.[Cl-]
PubChem CID72941453
SynonymsAzoniaspironortropanol chloride, (1R,3R,5S)-3-Hydroxyspiro(8-azoniabicyclo(3.2.1)octane-8,1'-pyrrolidinium) chloride, (1R,3r,5S)-3-Hydroxyspiro[8-azoniabicyclo[3.2.1]octane-8,1'-pyrrolidinium] Chloride, (1R,3r,5S)-3-hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride, Trospium Alcohol Chloride, 3I+/--Hydroxynortropane-8-spiro-1'-pyrrolidinium chloride, endo-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-1'-ium Chloride

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

  • H302+H332Harmful if swallowed or if inhaled
  • H302Harmful if swallowed
  • H332Harmful if inhaled
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P261, P264, P270, P271, P273, P301 + P317, P304 + P340, 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 Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride
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 Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride

Which CAS number identifies Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride?
Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride is registered under CAS 3464-71-9. You may also see it listed as Azoniaspironortropanol chloride, (1R,3R,5S)-3-Hydroxyspiro(8-azoniabicyclo(3.2.1)octane-8,1'-pyrrolidinium) chloride, (1R,3r,5S)-3-Hydroxyspiro[8-azoniabicyclo[3.2.1]octane-8,1'-pyrrolidinium] Chloride. Our catalogue number for this item is ZX-020411.
What are the formula and molar mass of Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride?
For Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride, its formula is C11H20ClNO and its molar mass is 217.73 g/mol. The systematic (IUPAC) name is (1R,5S)-spiro[8-azoniabicyclo[3.2.1]octane-8,1'-azolidin-1-ium]-3-ol chloride. InChIKey HZDYZXDBRXHZIX-DIVWUKMWSA-M lets you match it in any structure database.
How is Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride used in pharmaceutical QC?
Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride 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 Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride?
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 Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride?
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 Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride to my country?
Yes. Because Rel-(1R,3r,5S)-3-Hydroxyspiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-8-ium chloride 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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