(E)-1-(4-Hydroxy-3-methoxyphenyl)-7-phenylhept-1-en-3-one CAS 81840-57-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81840-57-5 |
| Molecular Formula | C20H22O3 |
| Molecular Weight | 310.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-1-(4-Hydroxy-3-methoxyphenyl)-7-phenylhept-1-en-3-one (CAS 81840-57-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C20H22O3. Molecular weight: 310.39 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H22O3 |
| Molecular Weight | 310.39 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
Related E Standards
- (E)-7-(4-Hydroxy-3-methoxyphenyl)-1-phenylhept-4-en-3-one (CAS 478314-07-7)
- Methyl-5-hydroxy-3-p-tolyl-6,7,8,9-tetrahydro-5H- benzo[7]annulene-6-carboxylate (CAS 350022-61-6)
- 5-(3-Hydroxy-4-methoxyphenyl)-5-methyl-2-phenyl-4,5-dihydropyridazin-3(2H)-one (CAS 1092388-61-8)
- 6-Hydroxy Alosetron HCl (CAS 128486-89-5)
- 1-(5-(3-Hydroxy-4-methoxyphenyl)-3-phenyl-4,5-dihydro-1H-pyrazol-1-yl)ethan-1-one (CAS 927140-85-0)
- 1-Hydroxy-2,3-diphenylindolizine-7-carbonitrile (CAS 86203-32-9)
- 7-Hydroxy Alosetron (CAS 863485-44-3)
- (17α)-13-Ethyl-17-hydroxy-18,19-dinorpregna-5(10),9(11)-dien-20-yn-3-one (CAS 4412-59-3)
Recommended Standards
- (4-(Morpholine-4-carbonyl)piperazin-1-yl)(piperidin-1-yl)methanone (CAS 712345-04-5)
- (2Z)-N-[2-(Morpholin-4-yl)ethyl]-3-(naphthalen-1-yl)prop-2-enamide (CAS 329779-54-6)
- (R)-N-((S)-1-(6-(4-Fluoro-1H-pyrazol-1-yl)pyridin-3-yl)ethyl)-2-methylpropane-2-sulfinamide (CAS 1980023-95-7)
- 6-Exomethylene Lovastatin (CAS 121624-17-7)
- 5,5-Dimethyl-5,6-dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid (CAS 1346672-64-7)
- 2-(Aminomethyl)pyrimidin-5-amine (CAS 933686-71-6)
- n-(1-Methanesulfonylpropan-2-yl)cyclopropanamine (CAS 1306603-08-6)
- 4-[5-(2-Furyl)-1,3,4-thiadiazol-2-yl]piperidine (CAS 1105189-84-1)
- 3-Nitronaphthalen-1-amine (CAS 3229-86-5)
- Liraglutide Impurity 31 (CAS CATO-C4X-199231)
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