(E)-4-(3-(4-Ethoxyphenyl)-3-oxoprop-1-en-1-yl)benzoic acid CAS 2651958-57-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2651958-57-3 |
| Molecular Formula | C18H16O4 |
| Molecular Weight | 296.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-4-(3-(4-Ethoxyphenyl)-3-oxoprop-1-en-1-yl)benzoic acid (CAS 2651958-57-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H16O4. Molecular weight: 296.32 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H16O4 |
| Molecular Weight | 296.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
Related E Standards
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- N-(4-Ethoxyphenyl)-5-methylfuro[3,2-b]pyridine-2-carboxamide (CAS 941928-40-1)
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Recommended Standards
- (E)-3-(4-(dimethylamino)phenyl)-1-(4-nitrophenyl)prop-2-en-1-one (CAS 20431-58-7)
- (S)-3-(2-Aminophenoxy)-2-((tert-butoxycarbonyl)amino)propanoic acid (CAS 99197-79-2)
- (E)-3-(3-(4-Allylphenoxy)-4,5-dihydroxyphenyl)acrylaldehyde (CAS 83864-77-1)
- 1-(Bromomethyl)-1-(isopropoxymethyl)cyclopentane (CAS 1493473-59-8)
- 2-((4-Methylthiazol-2-yl)amino)ethan-1-ol (CAS 98484-42-5)
- (2-(3-Bromophenoxy)ethoxy)(tert-butyl)diphenylsilane (CAS 1704073-86-8)
- N-(4,5-Diphenylthiazol-2-yl)thiophene-2-carboxamide (CAS 300852-75-9)
- 1-(((Benzyloxy)carbonyl)amino)-4-methylcyclohexane-1-carboxylic acid (CAS 1094471-68-7)
- 4-Phenylpyridin-3-amine dihydrochloride (CAS 165387-82-6)
- Semaglutide impurity 38 (CAS CATO-C4X-222638)
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