tert-Butyl ((1-(2-chloroacetyl)pyrrolidin-3-yl)methyl)carbamate CAS 1353975-77-5
| CAS No. | 1353975-77-5 |
| Molecular Formula | C12H21ClN2O3 |
| Molecular Weight | 276.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
tert-Butyl ((1-(2-chloroacetyl)pyrrolidin-3-yl)methyl)carbamate (CAS 1353975-77-5), molecular formula C12H21ClN2O3 and molecular weight 276.76 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H21ClN2O3, tert-Butyl ((1-(2-chloroacetyl)pyrrolidin-3-yl)methyl)carbamate contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 276.76 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.
Physical & Chemical Properties
| Molecular Formula | C12H21ClN2O3 |
| Molecular Weight | 276.76 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- tert-Butyl 4-(2-chloroacetyl)-3-methylpiperazine-1-carboxylate (CAS 1353975-27-5)
- 2-Chloro-N-isopropyl-N-(isoquinolin-1-ylmethyl)acetamide (CAS 1353986-47-6)
- tert-Butyl ((1-(2-chloroacetyl)pyrrolidin-2-yl)methyl)carbamate (CAS 1353971-55-7)
- tert-Butyl 3-(2-chloro-N-methylacetamido)pyrrolidine-1-carboxylate (CAS 1353987-11-7)
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