Tert-Butyl 2-bromo-4-fluorobenzoate CAS 951884-50-7
| CAS No. | 951884-50-7 |
| Molecular Formula | C11H12BrFO2 |
| Molecular Weight | 275.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Tert-Butyl 2-bromo-4-fluorobenzoate 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.
Tert-Butyl 2-bromo-4-fluorobenzoate (CAS 951884-50-7), molecular formula C11H12BrFO2 and molecular weight 275.11 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Tert-Butyl 2-bromo-4-fluorobenzoate (C11H12BrFO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 275.11 g/mol, it falls into the medium-molecular-weight range. 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 | C11H12BrFO2 |
| Molecular Weight | 275.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Br-containing |
Recommended Standards
- O-(3-Butenyl)-N,N-bis(2-chloroethyl)phosphorodiamidate (CAS 39800-29-8)
- tert-Butyl 3-bromo-4-fluorobenzoate (CAS 375368-94-8)
- N-Boc-5-methylindole-2-boronic acid, 97% (CAS 475102-14-8)
- tert-Butyl 4-bromo-2-fluorobenzoate (CAS 889858-12-2)
- 2-(4-(Benzyloxy)-2-ethyl-5-fluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1825308-37-9)
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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