1-(9H,9'H-[9,9'-Bifluoren]-2-yl)ethanone CAS 90020-78-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90020-78-3 |
| Molecular Formula | C28H20O |
| Molecular Weight | 372.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(9H,9'H-[9,9'-Bifluoren]-2-yl)ethanone (CAS 90020-78-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C28H20O. Molecular weight: 372.46 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C28H20O |
| Molecular Weight | 372.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
Recommended Standards
- 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-((5,6-dimethylthieno[2,3-d]pyrimidin-4-yl)thio)ethan-1-one (CAS 315693-21-1)
- 2-((1-Cyanocyclohexyl)(methyl)amino)-2-oxoethyl 4-isobutoxybenzoate (CAS 877830-78-9)
- (E)-3-(3-(4-cyclohexylphenyl)-1-phenyl-1H-pyrazol-4-yl)acrylic acid (CAS 956206-88-5)
- 3-(2,4-Dichlorophenyl)-5-methyl-1,6-diazatricyclo[6.2.2.0^{2,7}]dodeca-2(7),4-diene-4-carbonitrile (CAS 866134-70-5)
- 2-Amino-4,6-difluorobenzamide (CAS 893428-66-5)
- Copper, [μ-[N-[[2-(diphenylphosphino-κP)phenyl]methylene]-3-methyl-L-valinato-κN:κO]](1,1,1-trifluoromethanesulfonato-κO)di- trifluoromethanesulfonic acid salt (CAS 1069133-81-8)
- 4,4,9,9-tetrakis(4-hexylphenyl)-4,9-dihydro-s-indeno[1,2-b:5,6-b']dithiophene-2,7-di aldehyde (CAS 1884694-93-2)
- 4-Cyano-n-(piperidin-4-yl)benzenesulfonamide hydrochloride (CAS 1286272-84-1)
- 4-(tert-Butyl)-2-methyl-3-(methylthio)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1,6(5H)-dione (CAS 1269530-35-9)
- Semaglutide impurity 93 (CAS CATO-C4X-222693)
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