(2S,4S)-1-(tert-butoxycarbonyl)-4-(3-ethoxyphenoxy)pyrrolidine-2-carboxylic acid CAS 869682-10-0
| CAS No. | 869682-10-0 |
| Molecular Formula | C18H25NO6 |
| Molecular Weight | 351.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 351.39 g/mol gives (2S,4S)-1-(tert-butoxycarbonyl)-4-(3-ethoxyphenoxy)pyrrolidine-2-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(2S,4S)-1-(tert-butoxycarbonyl)-4-(3-ethoxyphenoxy)pyrrolidine-2-carboxylic acid (CAS 869682-10-0), molecular formula C18H25NO6 and molecular weight 351.39 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of (2S,4S)-1-(tert-butoxycarbonyl)-4-(3-ethoxyphenoxy)pyrrolidine-2-carboxylic acid (C18H25NO6) is characterized by a flavonoid core, 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), (2S,4S)-1-(tert-butoxycarbonyl)-4-(3-ethoxyphenoxy)pyrrolidine-2-carboxylic acid 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 | C18H25NO6 |
| Molecular Weight | 351.39 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (2S,4S)-1-(tert-butoxycarbonyl)-4-(2-ethoxyphenoxy)pyrrolidine-2-carboxylic acid (CAS 869682-12-2)
- (3R,4S)-1-(tert-butoxycarbonyl)-4-(2,4-dimethoxyphenyl)pyrrolidine-3-carboxylic acid (CAS 2227659-66-5)
- Benzyl (6-(2-hydroxyethoxy)-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxol-4-yl)carbamate (CAS 1822469-59-9)
- (3R,4S)-1-(tert-butoxycarbonyl)-4-(3,5-dimethoxyphenyl)pyrrolidine-3-carboxylic acid (CAS 959576-09-1)
- 2-{8-methylimidazo[1,2-a]pyridin-2-yl}acetic acid (CAS 59128-08-4)
- Methyl 2-(p-tolyl)acetimidate hydrochloride (CAS 580198-48-7)
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