4,4'-(2,2-Bis(4-bromophenyl)ethene-1,1-diyl)bis(N,N-dimethylaniline) CAS 1679332-02-5
| CAS No. | 1679332-02-5 |
| Molecular Formula | C30H28Br2N2 |
| Molecular Weight | 576.36 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.
4,4'-(2,2-Bis(4-bromophenyl)ethene-1,1-diyl)bis(N,N-dimethylaniline) (CAS 1679332-02-5), molecular formula C30H28Br2N2 and molecular weight 576.36 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4,4'-(2,2-Bis(4-bromophenyl)ethene-1,1-diyl)bis(N,N-dimethylaniline) (C30H28Br2N2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 17.0, corresponding to approximately 17 ring(s) or double-bond equivalent(s). With a molecular weight of 576.36 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 4,4'-(2,2-Bis(4-bromophenyl)ethene-1,1-diyl)bis(N,N-dimethylaniline) meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C30H28Br2N2 |
| Molecular Weight | 576.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bis Standards
- N-[1-(5-{[(4-bromophenyl)methyl]sulfanyl}-4-methyl-4H-1,2,4-triazol-3-yl)-2-phenylethyl]-4-chlorobenzene-1-sulfonamide (CAS 338794-27-7)
- N-(2-Bromophenyl)-2-{[6-({[(2-bromophenyl)carbamoyl]methyl}sulfanyl)hexyl]sulfanyl}acetamide (CAS 329778-03-2)
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Recommended Standards
- Iopamidol Impurity 37 (CAS CATO-C4X-145037)
- (S)-Ethyl 6-(5-bromofuran-2-yl)-7,9-dimethyl-8,10-dioxo-11-phenyl-7,8,9,10-tetrahydro-6H-benzo[b]pyrimido[4',5':3,4]pyrrolo[1,2-d][1,4]oxazine-2-carboxylate (CAS 1415390-49-6)
- Iopamidol Impurity 31 (CAS CATO-C4X-145031)
- Gold, (2-phenylcyclopropyl)(triphenylphosphine)- (CAS 113286-63-8)
- 6-Chloro-2-(2-cyclopentylethyl)imidazo[1,2-b]pyridazine-3-carboxylic acid (CAS 914220-05-6)
- (S)-(1-Benzyl-4,4-difluoropiperidin-3-yl)methanol (CAS 2378854-78-3)
- 1,2-Diethynylbenzene (CAS 21792-52-9)
- 8-Chloropyrimido[5,4-d]pyrimidin-2-amine (CAS 1260850-64-3)
- Ipolamiide (CAS 27934-98-1)
- 2,5-Dihydro-5-oxo-1-phenyl-1H-1,2,4-triazole-3-carboxylic acid (2-chlorophenyl)amide (CAS 1000576-93-1)
- Bis(2,2,2-trifluoroethyl)amine (CAS 407-01-2)
- 5-(4-Chloropyrimidin-5-yl)-3-(thiophen-3-yl)-1,2,4-oxadiazole (CAS 1370595-20-2)
- 2-Oxo-1,2-dihydrobenzo[g]quinoline-3-carbaldehyde (CAS 880856-15-5)
- Des-Asp15-Tirzepatide (CAS CATO-CPTD788958)
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