3-[5-(5-aminopentyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione CAS 2138440-58-9
| CAS No. | 2138440-58-9 |
| Molecular Formula | C18H23N3O3 |
| Molecular Weight | 329.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 329.39 g/mol gives 3-[5-(5-aminopentyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-[5-(5-aminopentyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione (CAS 2138440-58-9), molecular formula C18H23N3O3 and molecular weight 329.39 g/mol, is a CATO reference standard with documented purity and traceability.
3-[5-(5-aminopentyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione (C18H23N3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C18H23N3O3 |
| Molecular Weight | 329.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 3 |
Related aminopentyl Standards
- 3-[4-(5-Aminopentyl)-1-oxoisoindolin-2-yl]piperidine-2,6-dione (CAS 2093388-45-3)
- 3-[6-(5-aminopentyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione (CAS 2138440-59-0)
- 3-[7-(5-aminopentyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione (CAS 2382972-49-6)
- 4-(5-aminopentyl)-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione (CAS 2093388-15-7)
- N-(5-Aminopentyl)-N-(phenylmethoxy)-carbamic Acid 1,1-Dimethylethyl Ester (CAS 129245-21-2)
- N’-(5-Aminopentyl)-N-(4-methoxybenzyl)-N’-methyl-N-2-pyridinyl-1,2-ethanediamine (CAS 101395-32-8)
- 5-(5-Aminopentyl)-5-(4-chlorophenyl)imidazolidine-2,4-dione (CAS 878787-98-5)
- N-(5-Aminopentyl)-4-chlorobenzenesulfonamide (CAS 58885-29-3)
Recommended Standards
- 3-[5-(butylaminomethyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione (CAS 2761170-95-8)
- 3-[1-oxo-4-(pentylamino)isoindolin-2-yl]piperidine-2,6-dione (CAS 444287-91-6)
- 3-(Boc-amino)-4-(2-naphthyl)butyric Acid (CAS 683219-75-2)
- 3-(5-Isopropylbenzo[d]oxazol-2-yl)-[1,1'-biphenyl]-4-ol (CAS 573719-54-7)
- Benzyl 3-oxo-2h,3h,5h,6h,7h,8h-pyrido[4,3-c]pyridazine-6-carboxylate (CAS 1354963-19-1)
- Methylstenbolone (CAS 6176-38-1)
- 3-(5-Chlorothiophen-2-yl)prop-2-en-1-ol (CAS 234107-90-5)
- 1-[(2,4-Dichlorophenyl)methyl]-3-[4-methyl-5-({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)-4H-1,2,4-triazol-3-yl]-1,2-dihydropyridin-2-one (CAS 477853-22-8)
- 2-Flouro-4-(methylthio)pyridine-3-boronic acid (CAS 2121513-40-2)
- Diethyl 2-(cyanomethyl)-2-phenylmalonate (CAS 92647-37-5)
- 2-(4-(N-cyclopropylsulfamoyl)phenoxy)acetic acid (CAS 890094-43-6)
- 1-Cyclopropyl-2,3,3-Trifluorocyclobutene (CAS 460744-88-1)
- 6,7-Dihydro-5H-cyclopenta[c]pyridine-6-carboxylic acid hydrochloride (CAS 1803584-62-4)
- [2-31]-Semaglutide C (x TFA Salt) (CAS CATO-C4X-2226118)
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