(E,Z)-1-Bromo-2-[4-[2-(dimethylamino)ethoxy]phenyl]-1,2-diphenylethene CAS 19118-19-5
| CAS No. | 19118-19-5 |
| Molecular Formula | C24H24BrNO |
| Molecular Weight | 422.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E,Z)-1-Bromo-2-[4-[2-(dimethylamino)ethoxy]phenyl]-1,2-diphenylethene (CAS 19118-19-5) is a high-purity analytical reference standard with the molecular formula C24H24BrNO and a molecular weight of 422.36 g/mol.
Based on its molecular formula C24H24BrNO, (E,Z)-1-Bromo-2-[4-[2-(dimethylamino)ethoxy]phenyl]-1,2-diphenylethene contains a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 422.36 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (E,Z)-1-Bromo-2-[4-[2-(dimethylamino)ethoxy]phenyl]-1,2-diphenylethene 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 | C24H24BrNO |
| Molecular Weight | 422.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 1962 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- (E,Z)-1-Bromo-2-[4-[2-(dimethylamino)ethoxy]phenyl]-1,2-diphenylethene 19076-79-0 CS-T-08245 (CAS 19076-79-0)
- (S)-3-(4-Aminophenoxy)-N-((4-cyano-3-(trifluoromethyl)phenyl)carbamoyl)-2-hydroxy-2-methylpropanamide (CAS 850218-75-6)
- 4-(5-Methyl-1,2,4-oxadiazol-3-yl)-2-{[4-(trifluoromethoxy)phenyl]methyl}-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidine-1,3-dione (CAS 1775336-77-0)
- 2,5-Dichloro-N-(2-{[(4-fluorophenyl)methyl]sulfanyl}-2-methylpropyl)benzene-1-sulfonamide (CAS 339104-38-0)
- (1R,3S,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5S,E)-5-Cyclopropyl-5-hydroxypent-3-en-2-yl)-7a-methylhexahydro-1H-inden-4(2H)-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol (CAS 910133-70-9)
- 3-Chloro-4-(phenylthio)tetrahydrothiophene 1,1-dioxide (CAS 15507-87-6)
- 2-(3-(Thietan-3-ylamino)propoxy)ethan-1-ol (CAS 1865200-74-3)
- 2-Methyl-1-phenylbutan-2-ol (CAS 772-46-3)
- 5-Methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride (CAS 51655-71-1)
- Ethyl 5-fluoro-1-(4-nitrophenyl)-1H-pyrazole-4-carboxylate (CAS 1269291-84-0)
- 2-((3,4-Dimethoxyphenyl)sulfonyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 185244-25-1)
- 4-Chloro-5-hydroxynicotinonitrile (CAS 1805220-63-6)
- 1,4-Bis((3-(dimethylamino)propyl)amino)anthracene-9,10-dione (CAS 52869-33-7)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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