3-Acetyl-4,5-diphenylfuran-2(5H)-one CAS 21053-71-4
| CAS No. | 21053-71-4 |
| Molecular Formula | C18H14O3 |
| Molecular Weight | 278.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-Acetyl-4,5-diphenylfuran-2(5H)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
3-Acetyl-4,5-diphenylfuran-2(5H)-one (CAS 21053-71-4) is a high-purity analytical reference standard with the molecular formula C18H14O3 and a molecular weight of 278.30 g/mol.
Based on its molecular formula C18H14O3, 3-Acetyl-4,5-diphenylfuran-2(5H)-one contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 278.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H14O3 |
| Molecular Weight | 278.30 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related Acetyl Standards
- 3,4-Diphenylfuran-2-carboxylic acid (CAS 54607-64-6)
- 1-(2,5-Diphenylfuran-3-yl)ethanone (CAS 56138-16-0)
- (2,5-Diphenylfuran-3-yl)phosphonic acid (CAS 7249-42-5)
- 5-Methyl-3,4-diphenylfuran-2(5H)-one (CAS 52313-14-1)
- 2,5-Diphenylfuran-3-carbonitrile (CAS 1487-08-7)
- 5,5-Diphenylfuran-2(5H)-one (CAS 7477-77-2)
- 3-Methyl-2,5-diphenylfuran (CAS 84302-11-4)
- 4-Methyl-2,3-diphenylfuran (CAS 35732-79-7)
Recommended Standards
- 3-[4-(4-Methoxyphenyl)-1-piperazinyl]-3-oxopropanoic acid (CAS 896521-67-8)
- 3-Morpholino-4-oxo-4-(phenylamino)butanoic acid (CAS 732254-46-5)
- 3-[(naphthalen-2-yloxy)methyl]benzoic acid (CAS 438464-01-8)
- 4-((2-Morpholinophenyl)amino)-4-oxobutanoic acid (CAS 462068-44-6)
- 3-(3-Hydroxypropyl)-3,4,7,12-tetrahydro-1H-[1,2,5]triazepino[1,2-b]phthalazine-1,5(2H)-dione (CAS 81215-75-0)
- 2-Bromo-5-(chloromethyl)-4-(difluoromethyl)-3-methylpyridine (CAS 1806860-76-3)
- 1-(2-Methyl-1h-indol-3-yl)ethan-1-amine (CAS 1082431-59-1)
- Cyanocobalamin /Vitamin B12 Impurity 23 (CAS 38218-55-2)
- 4-Bromo-2-chloro-N-propylaniline (CAS 1097807-38-9)
- (4-Aminopiperidin-1-yl)(2,3-dihydrobenzo[b][1,4]dioxin-5-yl)methanone hydrochloride (CAS 1353951-55-9)
- 2-(tert-Butylamino)-2-oxoethyl 2-(methylthio)nicotinate (CAS 730939-33-0)
- Metoclopramide Impurity 41 (CAS 52702-04-2)
- tert-Butyl 2-(4-formyl-2-methoxyphenoxy)acetate (CAS 179002-91-6)
- Myristoyl Pentapeptide -4 acetate (CAS 959610-30-1(free base))
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