2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-fluoren-9-one CAS 1116122-63-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1116122-63-4 |
| Molecular Formula | C25H30B2O5 |
| Molecular Weight | 432.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-fluoren-9-one (CAS 1116122-63-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C25H30B2O5. Molecular weight: 432.12 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C25H30B2O5 |
| Molecular Weight | 432.12 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
Related Bis Standards
- 4,4,5,5-Tetramethyl-2-(5'-phenyl-[1,1':3',1''-terphenyl]-3-yl)-1,3,2-dioxaborolane (CAS 1257248-43-3)
- methyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(2-trimethylsilylethoxymethyl)pyrrolo[2,3-b]pyridine-3-carboxylate (CAS 1942057-11-5)
- 78140-47-3 2,2,6,6-Tetramethyl-4-[(triphenyl-lambda~5~-phosphanylidene)amino]piperidin-1-ol DTXSID80676262 (CAS 78140-47-3)
- 2-((4-Oxo-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydrophthalazin-1-yl)methyl)isoindoline-1,3-dione (CAS 2629316-44-3)
- N-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)phenyl)-4-(trifluoromethyl)pyrimidin-2-amine (CAS 1312535-12-8)
- 1-{[2,5-Bis(tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-3-yl]carbonyl}pyrrolidine (CAS 2377607-12-8)
- 4,4,5,5-Tetramethyl-2-[3-(triphenylen-2-yl)phenyl]-1,3,2-dioxaborolane (CAS 1115639-92-3)
- 4,4,5,5-Tetramethyl-2-[10-(1-naphthyl)anthracen-9-yl]-1,3,2-dioxaborolane (CAS 1149804-35-2)
Recommended Standards
- 3-(6-Amino-5,7-dichloro-3-oxobenzo[b]thiophen-2(3H)-ylidene)-5,7-dichloroindolin-2-one (CAS 6424-62-0)
- 1-(4-Bromophenyl)-3-((4-bromophenyl)sulfonyl)propan-1-one (CAS 868256-29-5)
- 2-Bromo-N'-[(1E)-(2,3-dichloro-5-ethoxy-6-hydroxyphenyl)methylidene]benzohydrazide (CAS 575499-58-0)
- (E)-3-(2,4-Dihydroxyphenyl)acrylic acid (CAS 99699-42-0)
- 5-Amino-N-cyclopropyl-2-fluorobenzene-1-sulfonamide (CAS 1094887-97-4)
- 5-(tert-Butyl)-1-methyl-1H-imidazol-2-amine (CAS 1782050-47-8)
- 2,4-Bis(trifluoromethyl)-6-bromophenol (CAS 1414870-83-9)
- 6-Methyl-3,4-dihydro-1,8-naphthyridin-2(1H)-one (CAS 1222533-73-4)
- 3-Benzyl-1,2-oxathiolane 2,2-dioxide (CAS 75732-43-3)
- Brain Injury Derived Neurotrophic Peptide (H-3914.0001) (CAS 148330-12-5)
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 13829788188 / jacky.chen@cato-chem.com