(2S,4S)-1-(tert-butoxycarbonyl)-4-(m-tolyloxy)pyrrolidine-2-carboxylic acid CAS 869681-97-0
| CAS No. | 869681-97-0 |
| Molecular Formula | C17H23NO5 |
| Molecular Weight | 321.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2S,4S)-1-(tert-butoxycarbonyl)-4-(m-tolyloxy)pyrrolidine-2-carboxylic acid (CAS 869681-97-0) is a high-purity analytical reference standard with the molecular formula C17H23NO5 and a molecular weight of 321.37 g/mol.
(2S,4S)-1-(tert-butoxycarbonyl)-4-(m-tolyloxy)pyrrolidine-2-carboxylic acid (C17H23NO5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. 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.
As a certified reference material (CRM), (2S,4S)-1-(tert-butoxycarbonyl)-4-(m-tolyloxy)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 | C17H23NO5 |
| Molecular Weight | 321.37 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-methyl-phenoxy)-2-pyrrolidinecarboxylic acid (CAS 869681-95-8)
- (2S,4S)-4-(Benzyloxy)-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid (CAS 54631-82-2)
- (2R,4R)-1-Boc-2-Methyl-4-phenoxypyrrolidine-2-carboxylic acid (CAS 198969-19-6)
- (3,4-Dimethoxyphenyl)(4-(p-tolyl)-1H-pyrrol-3-yl)methanone (CAS 478031-28-6)
- 2-(Oxiran-2-yl)-1-phenylethan-1-ol (CAS 61276-54-8)
- 3-(Trifluoromethyl)pyrrolidine-2,5-dione (CAS 1707391-42-1)
- 2,5-Bis((tert-butoxycarbonyl)amino)benzoic acid (CAS 1260672-05-6)
- 2,2,2-Trifluoro-N-{6-oxo-4h,5h,6h-cyclopenta[b]thiophen-4-yl}acetamide (CAS 108046-14-6)
- 4-(tert-Butyl)-2-(isopropylsulfonyl)-1-methoxybenzene (CAS 88041-70-7)
- (S)-1-(3,5-dichlorophenyl)pentan-1-amine (CAS 1213860-12-8)
- 1-Methyl-N-(piperidin-4-yl)piperidin-4-amine trihydrochloride (CAS 688020-60-2)
- (1-(P-tolyl)ethyl)hydrazine (CAS 55294-83-2)
- 3,5-Di-tert-butylphenyl acrylate (CAS 1223748-25-1)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
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