(7aS)-2,3,5,7a-tetrahydro-1H-pyrrolizin-7-ylmethyl (2S,3S)-2,3-dihydroxy-2-(propan-2-yl)butanoate 17958-43-9 Butanoic acid, 2,3-dihydroxy-2-(1-methylethyl)-, (2,3,5,7a-tetrahydro-1H-pyrrolidizin-7-yl)methyl ester CHEBI:2617 amabiline CAS 17958-43-9
| CAS No. | 17958-43-9 |
| Molecular Formula | C15H25NO4 |
| Molecular Weight | 283.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
(7aS)-2,3,5,7a-tetrahydro-1H-pyrrolizin-7-ylmethyl (2S,3S)-2,3-dihydroxy-2-(propan-2-yl)butanoate 17958-43-9 Butanoic acid, 2,3-dihydroxy-2-(1-methylethyl)-, (2,3,5,7a-tetrahydro-1H-pyrrolidizin-7-yl)methyl ester CHEBI:2617 amabiline (CAS 17958-43-9), molecular formula C15H25NO4 and molecular weight 283.36 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (7aS)-2,3,5,7a-tetrahydro-1H-pyrrolizin-7-ylmethyl (2S,3S)-2,3-dihydroxy-2-(propan-2-yl)butanoate 17958-43-9 Butanoic acid, 2,3-dihydroxy-2-(1-methylethyl)-, (2,3,5,7a-tetrahydro-1H-pyrrolidizin-7-yl)methyl ester CHEBI:2617 amabiline (C15H25NO4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 283.36 g/mol, it falls into the medium-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.
Physical & Chemical Properties
| Molecular Formula | C15H25NO4 |
| Molecular Weight | 283.36 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
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- 1-((2-Chloro-5-methylphenoxy)methyl)-1h-pyrazole-3-carbohydrazide (CAS 1004194-01-7)
- Semaglutide impurity 210 (CAS CATO-C4X-2226210)
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