n-Cyclopentyl-2-(4,5-dichloro-6-oxopyridazin-1(6h)-yl)acetamide CAS 897287-52-4
| CAS No. | 897287-52-4 |
| Molecular Formula | C11H13Cl2N3O2 |
| Molecular Weight | 290.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 290.15 g/mol gives n-Cyclopentyl-2-(4,5-dichloro-6-oxopyridazin-1(6h)-yl)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
n-Cyclopentyl-2-(4,5-dichloro-6-oxopyridazin-1(6h)-yl)acetamide (CAS 897287-52-4), molecular formula C11H13Cl2N3O2 and molecular weight 290.15 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, n-Cyclopentyl-2-(4,5-dichloro-6-oxopyridazin-1(6h)-yl)acetamide (C11H13Cl2N3O2) contains 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 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 290.15 g/mol, it falls into the medium-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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C11H13Cl2N3O2 |
| Molecular Weight | 290.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 2-((4-Methoxybenzyl)thio)-1-(6-methylthiazolo[3,2-b][1,2,4]triazol-5-yl)ethan-1-one (CAS 478245-65-7)
- N-(1-(Pyridin-2-yl)ethyl)propan-2-amine hydrochloride (CAS 1353945-43-3)
- 1-Acetyl-4-chloro-3-methyl-5-(trifluoromethyl)-1H-pyrazole (CAS 1017793-54-2)
- (+)-1,2-bis[(2<I>R</I>,5<I>R</I>)-2,5-diethylphosphinealkyl]ethane (CAS 136705-62-9)
- N-(5-Cyclopropoxy-6-methylpyridin-3-yl)methanesulfonamide (CAS 1243404-30-9)
- 1-methoxypiperidine-4-carboxylic acid hydrochloride (CAS 1909312-44-2)
- 2-Chloro-5-methanesulfonylbenzene-1-sulfonyl chloride (CAS 90084-62-1)
- 2-(2H-Indazol-2-yl)aniline (CAS 54012-98-5)
- 6-Chloropyridine-3-carbohydrazide (CAS 168893-66-1)
- Semaglutide impurity 215 (CAS CATO-C4X-2226215)
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