4,4,5,5-Tetramethyl-2-(2,3,5,6-tetramethylphenyl)-1,3,2-dioxaborolane CAS 1809298-90-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1809298-90-5 |
| Molecular Formula | C16H25BO2 |
| Molecular Weight | 260.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4,5,5-Tetramethyl-2-(2,3,5,6-tetramethylphenyl)-1,3,2-dioxaborolane (CAS 1809298-90-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H25BO2. Molecular weight: 260.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H25BO2 |
| Molecular Weight | 260.18 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) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
Related Tetramethyl Standards
- 4,4,5,5-Tetramethyl-2-(2,4,6-trimethylbenzyl)-1,3,2-dioxaborolane (CAS 1615227-16-1)
- 4,4,5,5-Tetramethyl-2-[2-(2-methylpropyl)-phenyl]-1,3,2-dioxaborolane (CAS 1869934-28-0)
- 4,4,5,5-Tetramethyl-2-(5-methyl-2-(prop-1-en-2-yl)cyclohexa-1,4-dien-1-yl)-1,3,2-dioxaborolane (CAS 595585-52-7)
- (Z)-4,4,5,5-Tetramethyl-2-(4-(methylsulfonyl)but-1-en-1-yl)-1,3,2-dioxaborolane (CAS 2797245-05-5)
- 4,4,5,5-Tetramethyl-2-(4-methyl-2,3-dihydrobenzofuran-5-yl)-1,3,2-dioxaborolane (CAS 1154740-64-3)
- 1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)propan-1-one (CAS 1256359-22-4)
- 2-Ethyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 1260023-43-5)
- 1-(3-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethanone (CAS 1321848-43-4)
Recommended Standards
- 5-Hydroxy-2,3,7,8-tetrahydrobenzo[g][1,3,6,9,2]tetraoxaphosphacycloundecine 5-oxide (CAS 149300-81-2)
- (4-(4-Butylcyclohexyl)phenyl)boronic acid (CAS 315220-11-2)
- 2-(2-Isopropyl-6-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1375301-93-1)
- 5-(Cyanomethyl)-3-(difluoromethyl)-4-nitropicolinonitrile (CAS 1805288-78-1)
- Tert-butyl 2-(3-chlorobenzoyl)hydrazine-1-carboxylate (CAS 351892-45-0)
- Tetrahydrofuran-2-amine (CAS 127662-20-8)
- Ethyl 1-methyl-7-oxo-4,7-dihydro-1H-pyrazolo[4,3-b]pyridine-6-carboxylate (CAS 59376-44-2)
- 4-(((4-Bromophenyl)thio)methyl)piperidine (CAS 1247441-89-9)
- 3-((Azetidin-3-yloxy)(4-chlorophenyl)methyl)-2-chloropyridine (CAS 791119-13-6)
- Tirzepatide Impurity 52 (CAS CATO-C4X-324052)
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