((S)-3-tert-Butoxycarbonylamino-pyrrolidin-1-yl)-acetic acid CAS 299203-95-5
| CAS No. | 299203-95-5 |
| Molecular Formula | C11H20N2O4 |
| Molecular Weight | 244.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
((S)-3-tert-Butoxycarbonylamino-pyrrolidin-1-yl)-acetic acid (CAS 299203-95-5), molecular formula C11H20N2O4 and molecular weight 244.29 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H20N2O4, ((S)-3-tert-Butoxycarbonylamino-pyrrolidin-1-yl)-acetic acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 244.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), ((S)-3-tert-Butoxycarbonylamino-pyrrolidin-1-yl)-acetic 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 | C11H20N2O4 |
| Molecular Weight | 244.29 g/mol |
| Appearance | 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, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Recommended Standards
- ((R)-3-tert-Butoxycarbonylamino-pyrrolidin-1-yl)-acetic acid (CAS 299203-96-6)
- (1-(Tert-butyl)-1H-pyrazol-4-yl)(2-hydroxyphenyl)methanone (CAS 948551-18-6)
- 2-Cyclopropyl-N-propyl-5H-pyrrolo[2,3-b]pyrazine-7-carboxamide (CAS 1956327-71-1)
- (1R,2S,3R,4S)-1,4-diamino-1,2,3,4-tetrahydrophenanthrene-2,3-diol (CAS 2199214-02-1)
- 3-(4-Fluoro-2-nitrophenoxy)thiophene-2-carboxylic acid (CAS 303152-17-2)
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- 2-Chloro-6-trifluoromethyl-pyrimidine-4-carboxylicacid (CAS 657-53-4)
- (S)-N-Isopropylpiperidin-3-amine dihydrochloride (CAS 1338222-23-3)
- 2,2,5,5-Tetramethylpyrrolidine hydrochloride (CAS 4567-23-1)
- LUC985IS6T 55511-44-9 Aminoglutethimide, (R)- 2,6-Piperidinedione, 3-(4-aminophenyl)-3-ethyl-, (+)- 2,6-Piperidinedione, 3-(4-aminophenyl)-3-ethyl-, (3R)- Aminoglutethimide, d- (+)-3-(4-Aminophenyl)-3-ethyl-2,6-piperidinedione CGS 2396 UNII-LUC985IS6T (CAS 55511-44-9)
- D-β-Asp9-Tirzepatide (CAS CATO-CPTD788932)
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