3-{[((S)-2-Amino-3-methyl-butyryl)-cyclopropyl-amino]-methyl}-pyrrolidine-1-carboxylic acid tert-butyl ester CAS 1401667-75-1
| CAS No. | 1401667-75-1 |
| Molecular Formula | C18H33N3O3 |
| Molecular Weight | 339.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-{[((S)-2-Amino-3-methyl-butyryl)-cyclopropyl-amino]-methyl}-pyrrolidine-1-carboxylic acid tert-butyl ester 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.
3-{[((S)-2-Amino-3-methyl-butyryl)-cyclopropyl-amino]-methyl}-pyrrolidine-1-carboxylic acid tert-butyl ester (CAS 1401667-75-1), molecular formula C18H33N3O3 and molecular weight 339.47 g/mol, is a CATO reference standard with documented purity and traceability.
3-{[((S)-2-Amino-3-methyl-butyryl)-cyclopropyl-amino]-methyl}-pyrrolidine-1-carboxylic acid tert-butyl ester (C18H33N3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C18H33N3O3 |
| Molecular Weight | 339.47 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 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
Related S Standards
- [1-((S)-2-Amino-3-methyl-butyryl)-piperidin-4-yl]-cyclopropyl-carbamic acid tert-butyl ester (CAS 1354004-16-2)
- 2-Amino-1,4-dicyclohexyl-4-phenyl-1H-imidazol-5(4H)-one (CAS 922498-21-3)
- 4-amino-N-(4-sulfamoylphenyl)benzenesulfonamide (CAS 547-52-4)
- 3-Amino-N-ethyl-4,6-dimethyl-N-(m-tolyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 780819-02-5)
- Ethyl 3-amino-4-(4-benzyl-1-piperazinyl)benzoate (CAS 792946-69-1)
- Ethyl 3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylate (CAS 1159979-24-4)
- Ethyl 2-amino-3-(morpholine-4-carbonyl)-4,7-dihydrothieno[2,3-c]pyridine-6(5H)-carboxylate (CAS 1251614-22-8)
- Ethyl 2-amino-4-(2'-hydroxy-[1,1'-biphenyl]-4-yl)thiophene-3-carboxylate (CAS 1266690-26-9)
Recommended Standards
- tert-Butyl (((S)-1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-2-yl)methyl)(cyclopropyl)carbamate (CAS 1401665-18-6)
- tert-Butyl 9-(2-ethoxy-2-oxoethyl)-3-azaspiro[5.5]undecane-3-carboxylate (CAS 1416176-19-6)
- (S)-tert-Butyl 2-(((S)-2-amino-N-cyclopropyl-3-methylbutanamido)methyl)pyrrolidine-1-carboxylate (CAS 1401665-15-3)
- rel-4-((1R,2R)-3-(4-benzylpiperidin-1-yl)-1-hydroxy-2-methylpropyl)phenol (CAS 169197-03-9)
- 2,2-DIMETHYLTETRAHYDRO-2H-THIOPYRAN-4-CARBONITRILE (CAS 74376-76-4)
- Propyl 2-(3-fluorophenyl)-1H-benzo[d]imidazole-6-carboxylate (CAS 1416343-01-5)
- 3,3'-(2,7-Dibromo-9H-fluorene-9,9-diyl)bis(N,N-dimethylpropan-1-amine) (CAS 673474-73-2)
- Chroman-7-carbaldehyde (CAS 124362-47-6)
- (3S,4R)-1-(tert-Butoxycarbonyl)-4-(2,3-dichlorophenyl)pyrrolidine-3-carboxylic acid (CAS 959583-07-4)
- Ethyl 2-(3-chloro-2-fluoro-phenoxy)acetate (CAS 1443305-09-6)
- (R)-2,2,2-Trifluoro-1-(naphthalen-2-yl)ethan-1-amine (CAS 843608-58-2)
- 1-(1-Methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)-1H-pyrazol-3-amine (CAS 1249992-26-4)
- 2-Bromo-8-(3,5-dichlorophenoxy)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine (CAS 2443488-40-0)
- Semaglutide impurity 199 (CAS CATO-C4X-2226199)
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