Methyl (1R,2S)-1-amino-2-ethylcyclopropane-1-carboxylate CAS 138457-96-2
| CAS No. | 138457-96-2 |
| Molecular Formula | C7H13NO2 |
| Molecular Weight | 143.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 143.18 g/mol gives Methyl (1R,2S)-1-amino-2-ethylcyclopropane-1-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl (1R,2S)-1-amino-2-ethylcyclopropane-1-carboxylate (CAS 138457-96-2) is a high-purity analytical reference standard with the molecular formula C7H13NO2 and a molecular weight of 143.18 g/mol.
The molecular framework of Methyl (1R,2S)-1-amino-2-ethylcyclopropane-1-carboxylate (C7H13NO2) 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 the protonation state of its nitrogen-containing groups, 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), Methyl (1R,2S)-1-amino-2-ethylcyclopropane-1-carboxylate 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 | C7H13NO2 |
| Molecular Weight | 143.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (1S,2R)-Methyl 1-amino-2-ethylcyclopropanecarboxylate (CAS 138457-95-1)
- (1S,2S)-Methyl 1-amino-2-ethylcyclopropanecarboxylate (CAS 138457-97-3)
- 3-(Ethylamino)cyclobutane-1-carboxylic acid (CAS 1384429-26-8)
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