8-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-chlorophenyl)-1-oxa-4,8-diazaspiro[4.5]Decane-4-carboxamide CAS 338397-31-2
| CAS No. | 338397-31-2 |
| Molecular Formula | C20H19Cl2F3N4O2 |
| Molecular Weight | 475.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 8-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-chlorophenyl)-1-oxa-4,8-diazaspiro[4.5]Decane-4-carboxamide is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
8-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-chlorophenyl)-1-oxa-4,8-diazaspiro[4.5]Decane-4-carboxamide (CAS 338397-31-2), molecular formula C20H19Cl2F3N4O2 and molecular weight 475.29 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 8-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-chlorophenyl)-1-oxa-4,8-diazaspiro[4.5]Decane-4-carboxamide (C20H19Cl2F3N4O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 475.29 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), 8-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-chlorophenyl)-1-oxa-4,8-diazaspiro[4.5]Decane-4-carboxamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C20H19Cl2F3N4O2 |
| Molecular Weight | 475.29 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 1-((4-Bromobenzylidene)amino)-4-(4-nitrobenzylidene)-2-phenyl-1H-imidazol-5(4H)-one (CAS 126245-05-4)
- Cenobamate impurity 10 (CAS CATO-C4X-241610)
- Fluralaner Impurity 10 (CAS 864731-37-3)
- BDP FL tetrazine (CAS 2042193-77-9)
- 5-Aminopyridine-2-sulfonamide hydrochloride (CAS 2230800-15-2)
- (S)-2,6-Dimethyl-N-(pyrrolidin-2-ylmethyl)aniline (CAS 70371-56-1)
- 5-Amino-2-chloro-4-fluorobenzoic acid (CAS 172404-33-0)
- trans-(4-Methoxy-cyclohexyl)-methyl-amine (CAS 161715-65-7)
- ((Allyloxy)carbonyl)glycine (CAS 90711-56-1)
- 4-(Methylsulfanyl)-2-(naphthalene-2-sulfonamido)butanoic acid (CAS 1396965-15-3)
- 4-Acetoxy-2-naphthoic acid (CAS 6566-42-3)
- 7-Methoxy-N,1-dimethyl-1H-indol-2-amine (CAS 791781-91-4)
- Methyl 4-amino-1-butyl-1h-pyrrole-2-carboxylate (CAS 1250561-27-3)
- Tirzepatide Impurity 38 (CAS CATO-C4X-324038)
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