(E)-4-(5-(4-Phenoxyphenyl)furan-2-yl)but-3-en-2-one CAS 923037-34-7
| CAS No. | 923037-34-7 |
| Molecular Formula | C20H16O3 |
| Molecular Weight | 304.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (E)-4-(5-(4-Phenoxyphenyl)furan-2-yl)but-3-en-2-one 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.
(E)-4-(5-(4-Phenoxyphenyl)furan-2-yl)but-3-en-2-one (CAS 923037-34-7), molecular formula C20H16O3 and molecular weight 304.34 g/mol, is a CATO reference standard with documented purity and traceability.
(E)-4-(5-(4-Phenoxyphenyl)furan-2-yl)but-3-en-2-one (C20H16O3) contains a steroid core, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C20H16O3 |
| Molecular Weight | 304.34 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related E Standards
- Phenyl (4-phenoxyphenyl)carbamate (CAS 860786-74-9)
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- 3-(4-Phenoxyphenyl)-3H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 1065473-78-0)
- 7-(4-Phenoxyphenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine (CAS 303145-65-5)
- (E)-1-(4-phenoxyphenyl)-3-(2-thienyl)-2-propen-1-one 333772-32-0 KS-000028NT (CAS 333772-32-0)
- 5-[(4-phenoxyphenyl)amino]-1,3,4-thiadiazole-2-thiol (CAS 380431-13-0)
- 3-(4-Phenoxyphenyl)-2-thioxothiazolidin-4-one (CAS 500145-11-9)
- 3-((4-Phenoxyphenyl)amino)-2,3-dihydrothiophene 1,1-dioxide (CAS 879929-22-3)
Recommended Standards
- (E)-2-((2-methoxyethyl)amino)-3-(((2-methoxyethyl)imino)methyl)-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 331948-39-1)
- (R)-2-amino-3-(1-(tert-butoxycarbonyl)-1H-indol-5-yl)propanoic acid (CAS 2387566-81-4)
- (4-(5-Methyl-1-phenyl-1H-furo[3,2-c]pyrazol-3-yl)phenyl)methanol (CAS 924657-84-1)
- (R)-2-amino-3-(1-(tert-butoxycarbonyl)-1H-indol-6-yl)propanoic acid (CAS 2387559-75-1)
- 1-(2-Chloro-6-fluorobenzyl)-1H-indole-3-carbonitrile (CAS 1225580-51-7)
- 4-[(4-Fluorophenyl)methyl]-3-{1-[4-(trifluoromethyl)benzoyl]piperidin-4-yl}-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775378-78-3)
- (S)-4-(4-((3-amino-2-hydroxypropyl)amino)phenyl)morpholin-3-one (dihydrochloride) (CAS 2304439-07-2)
- N,N-Dimethyl-1-(2-methyl-1H-imidazol-1-yl)methanamine (CAS 132666-57-0)
- PQ1 (CAS 955995-48-9)
- 3-(1H-Pyrazol-1-yl)-N-[3-(1H-pyrazol-1-yl)propyl]-1-propanamine oxalate (CAS 1421769-48-3)
- 5-(4-Cyanophenoxymethyl)furan-2-carboxylic acid (CAS 500197-21-7)
- 5-Chloro-2-isopropoxyisonicotinaldehyde (CAS 1289135-79-0)
- 2-(Azetidin-3-yl)thiazole dihydrochloride (CAS 1380170-62-6)
- Fibrinopeptide A (human) (CAS 25422-31-5)
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