(2S,4S)-1-(tert-Butoxycarbonyl)-4-(8-quinolinyl-oxy)-2-pyrrolidinecarboxylic acid CAS 1135208-43-3
| CAS No. | 1135208-43-3 |
| Molecular Formula | C19H22N2O5 |
| Molecular Weight | 358.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2S,4S)-1-(tert-Butoxycarbonyl)-4-(8-quinolinyl-oxy)-2-pyrrolidinecarboxylic acid (CAS 1135208-43-3), molecular formula C19H22N2O5 and molecular weight 358.39 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (2S,4S)-1-(tert-Butoxycarbonyl)-4-(8-quinolinyl-oxy)-2-pyrrolidinecarboxylic acid (C19H22N2O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 358.39 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-(8-quinolinyl-oxy)-2-pyrrolidinecarboxylic 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 | C19H22N2O5 |
| Molecular Weight | 358.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
Recommended Standards
- tert-Butyl 4-(5-nitroquinolin-6-yl)piperazine-1-carboxylate (CAS 1133115-87-3)
- 1142204-76-9 9317AC C19H22N2O5 [{2-[(3,4-Dimethoxybenzyl)amino]-2-oxoethyl}(phenyl)amino]acetic acid (CAS 1142204-76-9)
- 1-BOC-4-(5-nitroquinolin-8-yl)piperazine (CAS 1133115-74-8)
- [{2-[(2,3-Dimethoxybenzyl)amino]-2-oxoethyl}(phenyl)amino]acetic acid (CAS 1142204-81-6)
- 3-Chloro-2-naphthoic acid (CAS 19411-56-4)
- N-Nitrosodiethylamine-d4 (CAS 1346603-41-5)
- 1,6-Dibromohex-3-ene (CAS 75225-40-0)
- (8-Chloro-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)methanamine hydrochloride (CAS 1172944-61-4)
- Gadobutrol Impurity 158 (CAS CATO-C4X-2120158)
- methyl 2,5-dichloropyrimidine-4-carboxylate (CAS 1206249-62-8)
- 1-(4-Methoxyphenyl)naphthalene (CAS 27331-33-5)
- n-(1-Methoxybutan-2-yl)pyridin-2-amine (CAS 1481399-20-5)
- 1-(2,4-Dichlorophenyl)-1h-pyrazole-4-carboxylic acid (CAS 1152866-69-7)
- Autoinducing Peptide I trifluoroacetate salt (CAS 200010-29-3)
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