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Pharmacopeial Impurities (EP / USP / BP)

Rivastigmine EP Impurity E

Reference StandardAvailable on request

Buy Rivastigmine EP Impurity E (CAS 923035-05-6) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-026771.

Pack sizes
Rivastigmine EP Impurity E chemical structure
CAS number923035-05-6
FormulaC13H20N2O2
Molar mass236.31 g/mol
Physical formSolid
HS code38229090
InChIKeyDKTHTUMLVSBQTJ-JTQLQIEISA-N
IUPAC name[3-[(1S)-1-(methylamino)ethyl]phenyl] N-ethyl-N-methylcarbamate

About Rivastigmine EP Impurity E

Rivastigmine EP Impurity E belongs to the Rivastigmine reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 923035-05-6, formula C13H20N2O2 and molar mass 236.31 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

Handling and storage

It carries the GHS signal word Danger (H300 and H411), 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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Rivastigmine

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

Rivastigmine 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 Rivastigmine EP Impurity E
Product nameRivastigmine EP Impurity E
Catalogue numberZX-026771
CAS number923035-05-6
IUPAC name[3-[(1S)-1-(methylamino)ethyl]phenyl] N-ethyl-N-methylcarbamate
Molecular formulaC13H20N2O2
Molar mass236.31 g/mol
Exact mass236.1525
GradeReference Standard
Physical formSolid
XLogP31.8
H-bond donors / acceptors1 / 3
Topological polar surface area41.6 Ų
HS code38229090
InChIKeyDKTHTUMLVSBQTJ-JTQLQIEISA-N
SMILESCCN(C)C(=O)OC1=CC=CC(=C1)[C@H](C)NC
PubChem CID42604976
SynonymsRivastigmine EP Impurity E HCl salt, Rivastigmine Hydrogen Tartarate EP Impurity E, Rivastigmini Hydrogenotartras Impurity E, Rivastigmine Tartrate - Impurity E, (S)-3-(1-(Methylamino)ethyl)phenyl ethyl(methyl)carbamate, 3-(1-(Methylamino)ethyl)phenyl ethyl(methyl)carbamate, (1S)-, 3-((1S)-1-(Methylamino)ethyl)phenyl ethyl(methyl)carbamate, Carbamic acid, N-ethyl-N-methyl-, 3-((1S)-1-(methylamino)ethyl)phenyl ester, Namino-Desmethyl Rivastigmine, 3-[(1S)-1-(Methylamino)ethyl]phenyl N-Ethyl-N-methylcarbamate, Rivastigmine Dimethyl Analog, (1S)-3-(1-(methylamino)ethyl)phenyl ethyl(methyl)carbamate

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
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H300Fatal if swallowed
  • H411Toxic to aquatic life with long lasting effects

Precautionary statements P264, P270, P273, P301 + P316, P321, P330, P391, 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 Rivastigmine 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 Rivastigmine EP Impurity E

Which CAS number identifies Rivastigmine EP Impurity E?
Rivastigmine EP Impurity E is registered under CAS 923035-05-6. You may also see it listed as Rivastigmine EP Impurity E HCl salt, Rivastigmine Hydrogen Tartarate EP Impurity E, Rivastigmini Hydrogenotartras Impurity E. Our catalogue number for this item is ZX-026771.
What are the formula and molar mass of Rivastigmine EP Impurity E?
For Rivastigmine EP Impurity E, its formula is C13H20N2O2 and its molar mass is 236.31 g/mol. The systematic (IUPAC) name is [3-[(1S)-1-(methylamino)ethyl]phenyl] N-ethyl-N-methylcarbamate. InChIKey DKTHTUMLVSBQTJ-JTQLQIEISA-N lets you match it in any structure database.
How is Rivastigmine EP Impurity E used in pharmaceutical QC?
Rivastigmine EP Impurity E is a characterised reference material linked to Rivastigmine. 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 Rivastigmine 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 Rivastigmine 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 Rivastigmine EP Impurity E to my country?
Yes. Because Rivastigmine 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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