(R)-1-(tert-butoxycarbonyl)-2-(3-chlorobenzyl)pyrrolidine-2-carboxylic acid CAS 706806-68-0
| CAS No. | 706806-68-0 |
| Molecular Formula | C17H22ClNO4 |
| Molecular Weight | 339.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (R)-1-(tert-butoxycarbonyl)-2-(3-chlorobenzyl)pyrrolidine-2-carboxylic acid is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(R)-1-(tert-butoxycarbonyl)-2-(3-chlorobenzyl)pyrrolidine-2-carboxylic acid (CAS 706806-68-0), molecular formula C17H22ClNO4 and molecular weight 339.81 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H22ClNO4, (R)-1-(tert-butoxycarbonyl)-2-(3-chlorobenzyl)pyrrolidine-2-carboxylic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 339.81 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C17H22ClNO4 |
| Molecular Weight | 339.81 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- (R)-1-(tert-butoxycarbonyl)-2-(2-chlorobenzyl)pyrrolidine-2-carboxylic acid (CAS 706806-66-8)
- (R)-1-(tert-butoxycarbonyl)-2-(4-chlorobenzyl)pyrrolidine-2-carboxylic acid (CAS 959582-49-1)
- (3S,4S)-1-(tert-butoxycarbonyl)-3-(4-chlorophenyl)piperidine-4-carboxylic acid (trans) (CAS 2381005-17-8)
- (S)-1-(tert-butoxycarbonyl)-2-(2-chlorobenzyl)pyrrolidine-2-carboxylic acid (CAS 706806-67-9)
- 1-benzyl-1H-pyrazole-3-carboxylic acid (CAS 1007306-14-0)
- 1-((1H-Benzo[d][1,2,3]triazol-1-yl)methyl)dibenzo[b,d]furan-2-ol (CAS 300679-05-4)
- 8-Boc-2-(hydroxymethyl)-1-oxa-8-azaspiro[4.5]decane (CAS 1373028-78-4)
- Diethyl 2-oxomalonate hydrate (CAS 133318-40-8)
- Rebamipide Impurity 7 (CAS 90098-08-1)
- (5-((4-Ethylpiperazin-1-yl)sulfonyl)-2-methoxyphenyl)boronic acid (CAS 1704080-76-1)
- 1,1-Dicyclopropylethan-1-ol (CAS 18895-50-6)
- 3-Chloro-N-(2,2,2-trichloro-1-((4-sulfamoylphenyl)amino)ethyl)benzamide (CAS 302954-32-1)
- Docosanoic Acid Ethyl Ester (CAS 5908-87-2)
- Tirzepatide Impurity 9 (CAS CATO-C4X-32409)
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