4-(Bromomethyl)-3,3-difluoropyrrolidin-2-one CAS 2091638-38-7
| CAS No. | 2091638-38-7 |
| Molecular Formula | C5H6BrF2NO |
| Molecular Weight | 214.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-(Bromomethyl)-3,3-difluoropyrrolidin-2-one (CAS 2091638-38-7), molecular formula C5H6BrF2NO and molecular weight 214.01 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C5H6BrF2NO, 4-(Bromomethyl)-3,3-difluoropyrrolidin-2-one contains an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 214.01 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 4-(Bromomethyl)-3,3-difluoropyrrolidin-2-one 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 | C5H6BrF2NO |
| Molecular Weight | 214.01 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 |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Related Bromomethyl Standards
- 4-(Bromomethyl)-3-fluorobenzonitrile (CAS 105942-09-4)
- 3-(Bromomethyl)-2-fluorobenzonitrile (CAS 1246527-18-3)
- 5-Bromomethyl-2-fluorobenzonitrile (CAS 180302-35-6)
- 3-(Bromomethyl)-4-fluorobenzonitrile (CAS 856935-35-8)
- 1-[6-(Bromomethyl)-2-pyridinyl]ethanone (CAS 476454-75-8)
- 2-[5-(bromomethyl)-2-methyl-pyrazol-3-yl]acetonitrile (CAS 2853613-31-5)
- 3-(Bromomethyl)benzamide, 97% (CAS 509073-67-0)
- 4-(Bromomethyl)benzamide (CAS 58914-40-2)
Recommended Standards
- 2-Bromo-1-(3,3-difluoroazetidin-1-yl)ethanone (CAS 1446515-14-5)
- 3-Bromoimidazo[1,2-a]pyrazin-2-ol (CAS 1019030-15-9)
- 4-Iodobutyric acid 4-iodobutanoic acid 7425-27-6 (CAS 7425-27-6)
- 7-Bromo-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one (CAS 1020038-96-3)
- Methyl 2-amino-2-(4-(methylthio)phenyl)acetate (CAS 1218478-37-5)
- Glycidyl propargyl ether (CAS 18180-30-8)
- DL-Cysteine hydrochloride monohydrate (CAS 116797-51-4)
- 4-(Cyanomethyl)benzeneboronic acid pinacol ester (CAS 138500-86-4)
- (6-Oxaspiro[2.5]Octan-1-yl)methanol (CAS 1384431-20-2)
- 5-(p-Tolyl)isoxazole-4-carbonyl chloride (CAS 1003562-04-6)
- Methyl 3-cyano-5-(trifluoromethoxy)benzoate (CAS 1306763-54-1)
- 2-amino-6-hydroxybenzoic acid (CAS 567-62-4)
- 2-3-5-Tri-O-benzyl-β-D-ribofuranose (CAS 89361-52-4)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com