(2R,4R,5S)-4-tert-Butyl 2-methyl 5-(4-methoxyphenyl)pyrrolidine-2,4-dicarboxylate CAS 603958-81-2
| CAS No. | 603958-81-2 |
| Molecular Formula | C18H25NO5 |
| Molecular Weight | 335.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H25NO5, (2R,4R,5S)-4-tert-Butyl 2-methyl 5-(4-methoxyphenyl)pyrrolidine-2,4-dicarboxylate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 335.39 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies (2R,4R,5S)-4-tert-Butyl 2-methyl 5-(4-methoxyphenyl)pyrrolidine-2,4-dicarboxylate (CAS 603958-81-2), a certified reference material (molecular formula C18H25NO5, MW 335.39 g/mol) for analytical method development and quality control.
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), (2R,4R,5S)-4-tert-Butyl 2-methyl 5-(4-methoxyphenyl)pyrrolidine-2,4-dicarboxylate 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 | C18H25NO5 |
| Molecular Weight | 335.39 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.) | 1985 |
| Nitrogen Atoms | 1 |
Recommended Standards
- ((1R,2S,4R)-4-((tert-Butoxycarbonyl)amino)-2-hydroxycyclopentyl)methyl benzoate (CAS 2177258-94-3)
- (2S,4S)-1-(tert-Butoxycarbonyl)-4-(2-ethylphenoxy)-2-pyrrolidinecarboxylic acid (CAS 869682-00-8)
- 3-[(Benzyloxy)methyl]-1-{[(tert-butoxy)carbonyl]amino}cyclobutane-1-carboxylic acid (CAS 191110-91-5)
- (2S,4S)-1-(tert-butoxycarbonyl)-4-(3,5-dimethylphenoxy)pyrrolidine-2-carboxylic acid (CAS 869682-05-3)
- 2-(3-Methoxyphenyl)nicotinaldehyde (CAS 958219-62-0)
- N-((1R,2R)-1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-1-hydroxy-3-(pyrrolidin-1-yl)propan-2-yl)palmitamide (CAS 245329-78-6)
- Methyl 2-((5,6-dichloropyridazin-4-yl)oxy)acetate (CAS 1346698-23-4)
- 4-(4-Bromophenyl)-3-methylisoxazol-5-amine (CAS 925007-46-1)
- tert-Butyl 4-(aminomethyl)piperidine-1-carboxylate citric acid (CAS 2368870-32-8)
- 4-Acetylbenzene-1-sulfonyl fluoride (CAS 455-25-4)
- 2-Propenoic acid, ethyl ester, polymer with ethenyl acetate and 2-propenamide (CAS 68258-75-3)
- n-((5-Bromothiophen-2-yl)methyl)-1-methyl-1h-pyrazol-4-amine (CAS 1153751-57-5)
- Nezukone (CAS 13656-81-0)
- Neuropeptide Y (22-36) (CAS 119019-65-7)
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