(E)-4,4,5,5-Tetramethyl-2-(4-pentylstyryl)-1,3,2-dioxaborolane CAS 928645-89-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 928645-89-0 |
| Molecular Formula | C19H29BO2 |
| Molecular Weight | 300.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-4,4,5,5-Tetramethyl-2-(4-pentylstyryl)-1,3,2-dioxaborolane (CAS 928645-89-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H29BO2. Molecular weight: 300.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H29BO2 |
| Molecular Weight | 300.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related E Standards
- 4,4,5,5-Tetramethyl-2-(1,1,3,3-tetramethyl-2,3-dihydro-1H-inden-5-yl)-1,3,2-dioxaborolane (CAS 1312464-73-5)
- 4,4,5,5-Tetramethyl-2-[4-(thien-2-ylmethyl)phenyl]-1,3,2-dioxaborolane (CAS 1007847-76-8)
- ethyl 2-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-thienyl]acetate (CAS 1620318-41-3)
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-7-thiaspiro[3.5]nonane 7,7-dioxide (CAS 2706615-24-7)
- 2-(2,3,5,9-Tetramethyl-7-oxo-7h-furo[3,2-g]chromen-6-yl)acetic acid (CAS 664366-08-9)
- 5,5,7,7-Tetramethyl-3-(3-nitrophenyl)-5H,7H-furo[3,4-e][1,2,4]triazine (CAS 59118-28-4)
- 2-Methyl-5-[[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl]-1,3,4-oxadiazole (CAS 2096340-21-3)
- 2-Methyl-5-{[3-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl}-1,3,4-oxadiazole (CAS 2096330-21-9)
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