rel-tert-Butyl (3R,4R)-3-bromo-4-fluoropyrrolidine-1-carboxylate CAS 1818847-67-4
| CAS No. | 1818847-67-4 |
| Molecular Formula | C9H15BrFNO2 |
| Molecular Weight | 268.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 268.12 g/mol gives rel-tert-Butyl (3R,4R)-3-bromo-4-fluoropyrrolidine-1-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies rel-tert-Butyl (3R,4R)-3-bromo-4-fluoropyrrolidine-1-carboxylate (CAS 1818847-67-4), a certified reference material (molecular formula C9H15BrFNO2, MW 268.12 g/mol) for analytical method development and quality control.
rel-tert-Butyl (3R,4R)-3-bromo-4-fluoropyrrolidine-1-carboxylate (C9H15BrFNO2) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution. Halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
CATO manufactures rel-tert-Butyl (3R,4R)-3-bromo-4-fluoropyrrolidine-1-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H15BrFNO2 |
| Molecular Weight | 268.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1995 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- tert-Butyl cis-3-bromo-4-fluoropyrrolidine-1-carboxylate (CAS 1818847-23-2)
- 1-(3-Bromo-2-fluorophenyl)cyclopentane-1-carbonitrile (CAS 1881330-55-7)
- 4-Acetamido-3-chlorobenzenesulfonyl chloride (CAS 16761-18-5)
- 1-(4-Bromo-3-fluorophenyl)cyclopentanecarbonitrile (CAS 1890912-32-9)
- 4-methoxy-3-nitrophenyl acetate (CAS 39653-87-7)
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- Semaglutide impurity 215 (CAS CATO-C4X-2226215)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com