2-(2,6-dioxo-3-piperidyl)-4-(pent-4-ynylamino)isoindoline-1,3-dione CAS 2154356-75-7
| CAS No. | 2154356-75-7 |
| Molecular Formula | C18H17N3O4 |
| Molecular Weight | 339.35 g/mol |
| 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 2-(2,6-dioxo-3-piperidyl)-4-(pent-4-ynylamino)isoindoline-1,3-dione.
2-(2,6-dioxo-3-piperidyl)-4-(pent-4-ynylamino)isoindoline-1,3-dione (CAS 2154356-75-7), molecular formula C18H17N3O4 and molecular weight 339.35 g/mol, is a CATO reference standard with documented purity and traceability.
2-(2,6-dioxo-3-piperidyl)-4-(pent-4-ynylamino)isoindoline-1,3-dione (C18H17N3O4) contains a flavonoid 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 | C18H17N3O4 |
| Molecular Weight | 339.35 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 3 |
Related dioxo Standards
- 4-((2,3-Dioxo-4-(pyridin-2-ylmethyl)piperazin-1-yl)methyl)benzoic acid (CAS 1170171-95-5)
- 4-[3-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-propoxy]-N-hydroxybenzenecarboximidamide (CAS 145259-45-6)
- 2-(2,6-dioxo-3-piperidyl)-5-(pent-4-ynylamino)isoindoline-1,3-dione (CAS 2408840-10-6)
- 2-[(3S)-2,6-dioxo-3-piperidyl]-5-(pent-4-ynylamino)isoindoline-1,3-dione (CAS 2374732-34-8)
- N-[2-(2,6-dioxo-3-piperidyl)-1-oxo-isoindolin-4-yl]pent-4-ynamide (CAS 2408797-66-8)
- Ethyl 6-(1,3-dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)hexanoate (CAS 300815-53-6)
- 2-(2,6-dioxo-3-piperidyl)-4-(5-hydroxypent-1-ynyl)isoindoline-1,3-dione (CAS 2357113-34-7)
- 2-(2,6-dioxo-3-piperidyl)-4-pent-4-ynoxy-isoindoline-1,3-dione (CAS 2568279-75-2)
Recommended Standards
- 2-(2-(4-(Furan-2-carbonyl)piperazin-1-yl)-2-oxoethoxy)benzonitrile (CAS 902938-97-0)
- 2-((5-(Benzo[d][1,3]dioxole-5-carboxamido)-1,3,4-thiadiazol-2-yl)thio)acetic acid (CAS 294853-40-0)
- 2-(2-Amino-5-(2-methoxyphenoxy)pyrimidin-4-yl)-5-methoxyphenol (CAS 877621-57-3)
- 1H,3H-Naphtho[1,8-cd]thiopyran (CAS 203-85-0)
- 1-(Trifluoromethyl)-1H-pyrazole-3-carboxylic acid (CAS 2092678-51-6)
- (2E)-3-(1-methyl-1H-imidazol-5-yl)prop-2-enoic acid (CAS 70346-52-0)
- 2-(2,3-Dimethylbenzoyl)oxazole (CAS 898784-42-4)
- (2-Bromo-4-(difluoromethyl)-6-fluoropyridin-3-yl)methanol (CAS 1806996-30-4)
- 6-(Methylsulfanyl)-1-phenyl-4-(phenylsulfanyl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 478247-60-8)
- Methyl 4-hydroxy-7-methoxy-8-methylquinoline-2-carboxylate (CAS 801281-89-0)
- 3-Ethoxy-N,N-dimethylbenzenemethanamine (CAS 110207-93-7)
- 4,5-diphenyl-4,5-dihydro-1H-imidazol-2-amine (CAS 58826-24-7)
- N-(7-methyl-9-oxo-9H-thioxanthen-2-yl)thiophene-2-carboxamide (CAS 860610-03-3)
- D-Tyr1-Tirzepatide (CAS CATO-CPTD788928)
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