N-Desmethyl Zopiclone-d8 Hydrochloride CAS 1189719-74-1
| CAS No. | 1189719-74-1 |
| Molecular Formula | - |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including N-Desmethyl Zopiclone-d8 Hydrochloride.
N-Desmethyl Zopiclone-d8 Hydrochloride (CAS 1189719-74-1) is a high-purity analytical reference standard with the molecular formula C16H7D8ClN6O3HCl and a molecular weight of 419.29 g/mol.
Structurally, N-Desmethyl Zopiclone-d8 Hydrochloride (C16H7D8ClN6O3HCl) contains deuterium isotope labeling, a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 419.29 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures N-Desmethyl Zopiclone-d8 Hydrochloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H7D8ClN6O3 HCl |
| Molecular Weight | 419.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 6 |
Related N Standards
- 3’-O-Desmethyl Etoposide (CAS 100007-54-3)
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- N Desmethyl Mifepristone D3 (CAS 104004-96-8 (Unlabeled))
- N-Desmethyl Mepyramine (CAS 104499-47-0)
- ent-9-Desmethyl-alpha-Dihydro-Tetrabenazine (CAS 1065193-41-0)
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Recommended Standards
- 2-Chloro-5-(chlorosulfonyl)nicotinic acid (CAS 476156-65-7)
- (1-Aminoisoquinolin-6-yl)methanol (CAS 1374656-02-6)
- Tert-butyl 5-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate (CAS 1402174-61-1)
- N'-[(1E)-[2-(3,5-Dimethylphenoxy)phenyl]methylidene]-4-[(4-methylphenyl)methoxy]benzohydrazide (CAS 320423-59-4)
- 4-[2-(1H-Pyrazol-1-yl)ethyl]piperidine (CAS 1177351-89-1)
- 2-Oxa-8-azaspiro[4.5]decan-1-one hydrochloride (CAS 1314965-08-6)
- 2-Acetoxy-4-hexylbenzophenone (CAS 890098-48-3)
- 5-((Dimethylamino)methyl)-3-methylbenzofuran-2-carboxylic acid hydrochloride (CAS 1266694-39-6)
- 5-Phenyltetrahydro-2H-pyran-2-one (CAS 62618-74-0)
- Semaglutide impurity 75 (CAS CATO-C4X-222675)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com