1,1'-(Oxybis(4,1-phenylene))bis(2-phenylethan-1-one) CAS 51930-25-7
| CAS No. | 51930-25-7 |
| Molecular Formula | C28H22O3 |
| Molecular Weight | 406.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 1,1'-(Oxybis(4,1-phenylene))bis(2-phenylethan-1-one) (CAS 51930-25-7), a certified reference material (molecular formula C28H22O3, MW 406.47 g/mol) for analytical method development and quality control.
Owing to a steroid core, a hydroxyl group, an ether linkage, 1,1'-(Oxybis(4,1-phenylene))bis(2-phenylethan-1-one) is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 406.47 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 1,1'-(Oxybis(4,1-phenylene))bis(2-phenylethan-1-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.
Physical & Chemical Properties
| Molecular Formula | C28H22O3 |
| Molecular Weight | 406.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
Related Oxybis Standards
- 2,2'-(((Oxybis(4,1-phenylene))bis(azanylylidene))bis(methanylylidene))diphenol (CAS 7107-96-2)
- 1,1'-(Oxybis(4,1-phenylene))bis(2-bromoethan-1-one) (CAS 4073-80-7)
- 2,2'-OXybis(perfluoroethane)sulfonyl chloride (CAS 86553-57-3)
- 6,6-Oxybis(3-bromobenzoic acid) (CAS 1311197-85-9)
- 2,2'-((Oxybis(ethane-2,1-diyl))bis(oxy))bis(isoindoline-1,3-dione) (CAS 159655-96-6)
- ((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) diheptanoate (CAS 70729-68-9)
- 3,3'-(Oxybis(methylene))bis(1-bromo-2-fluorobenzene) (CAS 1186195-12-9)
- 4,4'-Oxybis(iodobenzene) (CAS 28896-49-3)
Recommended Standards
- 1,1'-((4-Methoxyphenyl)methylene)bis(naphthalen-2-ol) (CAS 66595-89-9)
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- (S)-4-(benzyloxy)-2-((1-(tert-butoxycarbonyl)piperidin-4-yl)amino)-4-oxobutanoic acid (CAS 959584-22-6)
- 2-((3-Fluorobenzyl)sulfonyl)-1-methyl-4,5-diphenyl-1H-imidazole (CAS 338957-03-2)
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- 2-(2,2-Dimethylpropanoyl)cyclohexane-1,3-dione (CAS 1356596-29-6)
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