4,4'-([1,1'-Biphenyl]-4,4'-diylbis(oxy))bis(isobenzofuran-1,3-dione) CAS 53303-54-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 53303-54-1 |
| Molecular Formula | C28H14O8 |
| Molecular Weight | 478.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,4'-([1,1'-Biphenyl]-4,4'-diylbis(oxy))bis(isobenzofuran-1,3-dione) (CAS 53303-54-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C28H14O8. Molecular weight: 478.41 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C28H14O8 |
| Molecular Weight | 478.41 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
Related Biphenyl Standards
- [1,1'-Biphenyl]-4-propanoic acid, α-[[(9H-fluoren-9-ylmethoxy)carbonyl]methylamino]-, (αS)- (CAS 696615-48-2)
- 9-([1,1'-Biphenyl]-3-yl)-3,6-dibromo-9H-carbazole (CAS 1221237-88-2)
- 9-([1,1'-biphenyl]-4-yl)-3,6-dibromo-9h-carbazole (CAS 894791-50-5)
- N-([1,1'-Biphenyl]-2-yl)-2-((3-ethyl-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 577789-79-8)
- (4-([1,1'-Biphenyl]-4-yl(9,9-dimethyl-9H-fluoren-2-yl)amino)phenyl)boronic acid (CAS 1265177-27-2)
- [1,1'-Biphenyl]-4-yl(3-amino-6-methyl-4-(thiophen-2-yl)-5,6,7,8-tetrahydrothieno[2,3-b][1,6]naphthyridin-2-yl)methanone (CAS 445385-23-9)
- 2-((2-([1,1'-Biphenyl]-4-yl)-2-oxoethyl)thio)-6-methyl-4-(thiophen-2-yl)-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carbonitrile (CAS 445384-92-9)
- 1-{[1,1'-biphenyl]-4-yl}-2-(4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}phenoxy)ethan-1-one (CAS 339106-60-4)
Recommended Standards
- AM 8553 (CAS 1352064-70-0)
- 4-Chloro-N-(2-(4-((4-chlorophenyl)sulfonyl)piperazin-1-yl)ethyl)benzenesulfonamide (CAS 547733-50-6)
- 7-(4-(4-(2,3-Dichlorophenyl)piperazin-1-yl)butoxy)-1-(hydroxymethyl)-3,4-dihydroquinolin-2(1H)-one (CAS 1259312-25-8)
- 1-(Methoxycarbonyl)-2-(morpholinomethyl)piperidine-4-carboxylic acid (CAS 1372144-57-4)
- 4-Amino-2,3,5,6-tetrafluorobenzaldehyde (CAS 119060-58-1)
- 5-Bromo-6-propylpyrimidine-2,4(1H,3H)-dione (CAS 16290-54-3)
- (4-(3-Methoxyphenyl)tetrahydro-2H-pyran-4-yl)methanamine (CAS 868849-49-4)
- 5-Ethyl-2-methylpyridine Borane (CAS 1014979-56-6)
- 4-[(4-methylpiperazin-1-yl)carbonyl]benzonitrile (CAS 1000932-49-9)
- Semaglutide impurity 33 (CAS CATO-C4X-222633)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com