3-Methoxy-11-methyl-4a,5,9,10,11,12-hexahydro-6H-benzo[2,3]benzofuro[4,3-cd]azepin-6-one
- CAS
- 1668-86-6
- Formula
- C17H19NO3
- MW
- 285.34 g/mol
ZX-039215
API Impurities
(+)-Narwedine
Reference StandardAvailable on request
Order (+)-Narwedine (CAS 7318-55-0) online at Zemixal: C17H19NO3, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-039216.
CAS number7318-55-0
FormulaC17H19NO3
Molar mass285.34 g/mol
Physical formSolid
HS code38229090
InChIKeyQENVUHCAYXAROT-RHSMWYFYSA-N
IUPAC name(1R,12R)-9-methoxy-4-methyl-11-oxa-4-azatetracyclo[8.6.1.01,12.06,17]heptadeca-6(17),7,9,15-tetraen-14-one
About (+)-Narwedine
(+)-Narwedine is supplied by Zemixal as a characterised reference material for Galantamine analysis. For your records (Reference Standard), the material is defined by CAS 7318-55-0, formula C17H19NO3 and molar mass 285.34 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
Storage and safety notes
Hazard communication follows GHS (Warning: H302, H319, H341 and H412). Our SDS lists exposure controls and first-aid measures.
Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.
Reference standards for Galantamine
See every impurity, metabolite and related compound we list for this API.
Galantamine standardsTypical uses
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Applications
Specifications and identifiers
| Product name | (+)-Narwedine |
|---|---|
| Catalogue number | ZX-039216 |
| CAS number | 7318-55-0 |
| IUPAC name | (1R,12R)-9-methoxy-4-methyl-11-oxa-4-azatetracyclo[8.6.1.01,12.06,17]heptadeca-6(17),7,9,15-tetraen-14-one |
| Molecular formula | C17H19NO3 |
| Molar mass | 285.34 g/mol |
| Exact mass | 285.1365 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 1.7 |
| H-bond donors / acceptors | 0 / 4 |
| Topological polar surface area | 38.8 Ų |
| HS code | 38229090 |
| InChIKey | QENVUHCAYXAROT-RHSMWYFYSA-N |
| SMILES | CN1CC[C@]23C=CC(=O)C[C@H]2OC4=C(C=CC(=C34)C1)OC |
| PubChem CID | 441596 |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
- H319Causes serious eye irritation
- H341Suspected of causing genetic defects
- H412Harmful to aquatic life with long lasting effects
Precautionary statements P203, P264, P264 + P265, P270, P273, P280, P301 + P317, P305 + P351 + P338, P318, P330, P337 + P317, 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
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about (+)-Narwedine
Which CAS number identifies (+)-Narwedine?
(+)-Narwedine is registered under CAS 7318-55-0. Our catalogue number for this item is ZX-039216.
What are the formula and molar mass of (+)-Narwedine?
For (+)-Narwedine, its formula is C17H19NO3 and its molar mass is 285.34 g/mol. The systematic (IUPAC) name is (1R,12R)-9-methoxy-4-methyl-11-oxa-4-azatetracyclo[8.6.1.01,12.06,17]heptadeca-6(17),7,9,15-tetraen-14-one. InChIKey QENVUHCAYXAROT-RHSMWYFYSA-N lets you match it in any structure database.
How is (+)-Narwedine used in pharmaceutical QC?
(+)-Narwedine is a characterised reference material linked to Galantamine. 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 (+)-Narwedine?
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 (+)-Narwedine?
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 (+)-Narwedine to my country?
Yes. Because (+)-Narwedine 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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