Zopiclone EP Impurity B
Zopiclone EP Impurity B (CAS 43200-81-3) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.
About Zopiclone EP Impurity B
Zopiclone EP Impurity B is supplied by Zemixal as a characterised reference material for Zopiclone analysis. For your records (Reference Standard), the material is defined by CAS 43200-81-3, formula C11H7ClN4O2 and molar mass 262.65 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
Safe handling
Classified under GHS with signal word Warning and hazard statements H302 and H319. Read the SDS before first use.
Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
See every impurity, metabolite and related compound we list for this API.
Zopiclone standardsTypical uses
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Applications
Grade guides
Specifications and identifiers
| Product name | Zopiclone EP Impurity B |
|---|---|
| Catalogue number | ZX-006077 |
| CAS number | 43200-81-3 |
| IUPAC name | 6-(5-chloro-2-pyridinyl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one |
| Molecular formula | C11H7ClN4O2 |
| Molar mass | 262.65 g/mol |
| Exact mass | 262.0258 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 0.1 |
| H-bond donors / acceptors | 1 / 5 |
| Topological polar surface area | 79.2 Ų |
| HS code | 38229090 |
| InChIKey | FUUXOEKDNNWZTR-UHFFFAOYSA-N |
| SMILES | C1=CC(=NC=C1Cl)N2C(C3=NC=CN=C3C2=O)O |
| PubChem CID | 6451972 |
| Synonyms | (7RS)-6-(5-chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one, 6-(5-Chloro-2-pyridinyl)-5-hydroxy-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine, 6-(5-Chloropyrid-2-yl)-5-hydroxy-7-oxo-5,6-dihydropyrrolo[3,4-b]pyrazine, 6-(5-Chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one, 6-(5-Chloro-2-pyridinyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one, Zopiclone alcohol (USP), 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one, 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo(3,4-b)pyrazin-5-one, 6-(5-chloropyridin-2-yl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one, 6-(5-chloropyridin-2-yl)-5-hydroxy-7-oxo-5,6-dihydroprolo(3,4b)pyrazine, 6-(5-chloro-2-pyridyl)-7-hydroxy-6,7-dihydro-5h-pyrrolo[3,4-b]pyrazine-5-on, C11H7ClN4O2 |
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
Precautionary statements P264, P264 + P265, P270, P280, P301 + P317, P305 + P351 + P338, P330, P337 + P317, 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 | |
| 250 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 Zopiclone EP Impurity B
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