9,9-Bis(2-ethylhexyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)fluorene CAS 357219-41-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 357219-41-1 |
| Molecular Formula | C41H64B2O4 |
| Molecular Weight | 642.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
9,9-Bis(2-ethylhexyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)fluorene (CAS 357219-41-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C41H64B2O4. Molecular weight: 642.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C41H64B2O4 |
| Molecular Weight | 642.57 g/mol |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Bis Standards
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- 4,8-Bis[5-(2-ethylhexyl)-4-fluoro-2-thienyl]benzo[1,2-b:4,5-b′]dithiophene (CAS 1514905-24-8)
- 2,9-Bis(2-ethylhexyl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetraone (CAS 82531-03-1)
- 2,2'-(2,5-Bis((2-ethylhexyl)oxy)-1,4-phenylene)dithieno[3,2-b]thiophene (CAS 1914976-66-1)
- 9'-(2-Ethylhexyl)-9'H-9,2':7',9''-tercarbazole (CAS 1021423-90-4)
- 1,3-Bis(2-ethylhexyl)-5,7-di(thiophen-2-yl)benzo[1,2-c:4,5-c']dithiophene-4,8-dione (CAS 1415929-77-9)
- 4,8-Bis(5-(2-ethylhexyl)thieno[3,2-b]thiophen-2-yl)benzo[1,2-b:4,5-b']dithiophene (CAS 1494614-30-0)
Recommended Standards
- 9,9-Dioctylfluorene-2,7-diboronic Acid bis(Pinacol) Ester (CAS 196207-58-6)
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- 2-(5-Bromobenzofuran-2-yl)acetonitrile (CAS 84102-73-8)
- Isopropyl pentanoate (CAS 18362-97-5)
- 2,4,6-Tris((4-fluorobenzyl)thio)-1,3,5-triazine (CAS 303091-06-7)
- O,O-Diethyl S-(1-phenylethyl) phosphorodithioate (CAS 37602-96-3)
- tert-Butyl (2-(hydroxymethyl)-5-(trifluoromethyl)phenyl)carbamate (CAS 530083-90-0)
- 2,4,6-Trimethylbenzonitrile (CAS 2571-52-0)
- Semaglutide impurity 29 (CAS 110990-08-4)
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