(S)-tert-Butyl 3-((S)-2-amino-N-isopropyl-3-methylbutanamido)pyrrolidine-1-carboxylate CAS 1401667-68-2
| CAS No. | 1401667-68-2 |
| Molecular Formula | C17H33N3O3 |
| Molecular Weight | 327.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (S)-tert-Butyl 3-((S)-2-amino-N-isopropyl-3-methylbutanamido)pyrrolidine-1-carboxylate is closely related to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies (S)-tert-Butyl 3-((S)-2-amino-N-isopropyl-3-methylbutanamido)pyrrolidine-1-carboxylate (CAS 1401667-68-2), a certified reference material (molecular formula C17H33N3O3, MW 327.46 g/mol) for analytical method development and quality control.
Based on its molecular formula C17H33N3O3, (S)-tert-Butyl 3-((S)-2-amino-N-isopropyl-3-methylbutanamido)pyrrolidine-1-carboxylate contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 327.46 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
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 | C17H33N3O3 |
| Molecular Weight | 327.46 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 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
Recommended Standards
- (S)-tert-Butyl 2-(((S)-2-amino-N-ethyl-3-methylbutanamido)methyl)pyrrolidine-1-carboxylate (CAS 1401667-52-4)
- (R)-tert-Butyl 3-((S)-2-amino-N-isopropyl-3-methylbutanamido)pyrrolidine-1-carboxylate (CAS 1401668-37-8)
- tert-Butyl ((S)-1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-3-yl)(isopropyl)carbamate (CAS 1401667-49-9)
- tert-Butyl (((S)-1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-2-yl)methyl)(ethyl)carbamate (CAS 1401669-07-5)
- 2-Chloro-N-(3-methylbenzyl)isonicotinamide (CAS 954217-83-5)
- 3-(Triphenylsilyl)propanoic acid (CAS 18752-17-5)
- 7-Hydroxy-5,6-dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 1310199-27-9)
- 8-Methoxy-3-methyl-1H-isochromen-1-one (CAS 830-54-6)
- 2-(2-Fluorophenyl)-5-methyloxazole-4-carboxamide (CAS 52169-84-3)
- trans-1-Benzyl-3-Boc-amino-piperidine-4-carboxylic acid ethyl ester (CAS 1006611-33-1)
- ethyl 2-amino-5-methylpyrimidine-4-carboxylate (CAS 1700175-48-9)
- 2-Chloro-6-fluoro-3-iodoimidazo[1,2-a]pyridine (CAS 1428521-70-3)
- Fudosteine Impurity 63 (CAS CATO-C4X-144763)
- [D-Ser6]-Semaglutide (CAS CATO-C4X-2226287)
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