(E,Z)-1-Bromo-1,2-diphenyl-2-(4-hydroxyphenyl)ethene CAS 97151-00-3
| CAS No. | 97151-00-3 |
| Molecular Formula | C20H15BrO |
| Molecular Weight | 351.24 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.
CATO supplies (E,Z)-1-Bromo-1,2-diphenyl-2-(4-hydroxyphenyl)ethene (CAS 97151-00-3), a certified reference material (molecular formula C20H15BrO, MW 351.24 g/mol) for analytical method development and quality control.
Based on its molecular formula C20H15BrO, (E,Z)-1-Bromo-1,2-diphenyl-2-(4-hydroxyphenyl)ethene contains a steroid core, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 351.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), (E,Z)-1-Bromo-1,2-diphenyl-2-(4-hydroxyphenyl)ethene 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 | C20H15BrO |
| Molecular Weight | 351.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Br-containing |
Recommended Standards
- tert-Butyl 7-bromo-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate (CAS 196203-96-0)
- 1-(4'-Bromo-[1,1'-biphenyl]-4-yl)-2-phenylethan-1-one (CAS 60312-95-0)
- Propan-2-yl 2-{[2,6-dinitro-4-(trifluoromethyl)-phenyl]amino}acetate (CAS 1949836-93-4)
- 1-(4-Bromophenyl)-5-isopropyl-N-propyl-1H-1,2,3-triazole-4-carboxamide (CAS 954850-98-7)
- 4-(3-Chloropyridin-4-yl)butanal (CAS 1479653-90-1)
- Methyl 2-(aminomethyl)nicotinate hydrochloride (CAS 151509-01-2)
- N-((1-((S)-2-Aminopropanoyl)piperidin-3-yl)methyl)-N-isopropylacetamide (CAS 1354027-12-5)
- Omacycline Impurity 7 (CAS 488819-64-3)
- 2-(Piperidin-2-yl)-1H-pyrrolo[2,3-b]pyridine (CAS 1429088-05-0)
- Methyl 4-(trifluoromethyl)furan-2-carboxylate (CAS 1216095-28-1)
- 3-Chloro-2,4-difluorobenzamide (CAS 886501-21-9)
- 6-Cyclopropyl-6-oxohexanoic acid (CAS 898766-89-7)
- 3-(3-Bromophenyl)-6-fluoro-4-methylcoumarin (CAS 527751-32-2)
- Acetyl Hexapeptide-39 (CAS 1382088-38-1)
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