Tert-butyl (S)-2-(2-bromoethyl)pyrrolidine-1-carboxylate CAS 937203-20-8
| CAS No. | 937203-20-8 |
| Molecular Formula | C11H20BrNO2 |
| Molecular Weight | 278.19 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.
CATO supplies Tert-butyl (S)-2-(2-bromoethyl)pyrrolidine-1-carboxylate (CAS 937203-20-8), a certified reference material (molecular formula C11H20BrNO2, MW 278.19 g/mol) for analytical method development and quality control.
Owing to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, Tert-butyl (S)-2-(2-bromoethyl)pyrrolidine-1-carboxylate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 278.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H20BrNO2 |
| Molecular Weight | 278.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- tert-Butyl (R)-3-bromoazepane-1-carboxylate (CAS 2377338-56-0)
- Tert-butyl (S)-2-(bromomethyl)-2-methylpyrrolidine-1-carboxylate (CAS 2306246-11-5)
- Tert-butyl (R)-2-(bromomethyl)-2-methylpyrrolidine-1-carboxylate (CAS 2227197-94-4)
- Tert-butyl 2-(2-bromoethyl)pyrrolidine-1-carboxylate (CAS 958026-65-8)
- 1,5,6,7-tetrahydrocyclopenta[d]pyrimidine-2,4-dione (CAS 5466-00-2)
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Why CATO?
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