4-Bromo-2-(4,4-difluoropiperidin-1-yl)nitrobenzene 1774894-40-4 CAS 1774894-40-4
| CAS No. | 1774894-40-4 |
| Molecular Formula | C11H11BrF2N2O2 |
| Molecular Weight | 321.12 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.
4-Bromo-2-(4,4-difluoropiperidin-1-yl)nitrobenzene 1774894-40-4 (CAS 1774894-40-4), molecular formula C11H11BrF2N2O2 and molecular weight 321.12 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Bromo-2-(4,4-difluoropiperidin-1-yl)nitrobenzene 1774894-40-4 (C11H11BrF2N2O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 321.12 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C11H11BrF2N2O2 |
| Molecular Weight | 321.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 2-Bromo-4-(3,3-difluoropiperidin-1-yl)nitrobenzene 1707357-98-9 (CAS 1707357-98-9)
- 2-Bromo-4-(4,4-difluoropiperidin-1-yl)nitrobenzene (CAS 1707365-44-3)
- 6-Bromo-2-(3,3-difluoropiperidin-1-yl)nitrobenzene (CAS 1707365-48-7)
- 3-Bromo-4-(3,3-difluoropiperidin-1-yl)nitrobenzene 1707365-50-1 (CAS 1707365-50-1)
- 5-Bromo-2-(4,4-difluoropiperidin-1-yl)nitrobenzene (CAS 1707580-99-1)
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- 3-Bromo-4-(4,4-difluoropiperidin-1-yl)nitrobenzene (CAS 1713160-94-1)
- 3-Bromo-2-(3,3-difluoropiperidin-1-yl)nitrobenzene (CAS 1713163-26-8)
Recommended Standards
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- 4-Bromo-2-(3,3-difluoropiperidin-1-yl)nitrobenzene 1779131-25-7 (CAS 1779131-25-7)
- (2E,4Z)-4-{[(4-iodophenyl)amino]methylidene}pent-2-enedinitrile (CAS 339015-85-9)
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- 2-[4-(5-bromofuran-2-amido)phenyl]acetic acid (CAS 692290-41-8)
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