(Z)-Ethyl 2-((dimethylamino)methylene)-3-oxohexanoate CAS 112381-21-2
| CAS No. | 112381-21-2 |
| Molecular Formula | C11H19NO3 |
| Molecular Weight | 213.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 213.27 g/mol gives (Z)-Ethyl 2-((dimethylamino)methylene)-3-oxohexanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(Z)-Ethyl 2-((dimethylamino)methylene)-3-oxohexanoate (CAS 112381-21-2), molecular formula C11H19NO3 and molecular weight 213.27 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of (Z)-Ethyl 2-((dimethylamino)methylene)-3-oxohexanoate (C11H19NO3) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
As a certified reference material (CRM), (Z)-Ethyl 2-((dimethylamino)methylene)-3-oxohexanoate 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 | C11H19NO3 |
| Molecular Weight | 213.27 g/mol |
| Appearance | 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, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
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