4,4,5,5-Tetramethyl-2-[4-(pentyloxy)phenyl]-1,3,2-dioxaborolane CAS 1174548-77-6
| CAS No. | 1174548-77-6 |
| Molecular Formula | C17H27BO3 |
| Molecular Weight | 290.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4,4,5,5-Tetramethyl-2-[4-(pentyloxy)phenyl]-1,3,2-dioxaborolane (CAS 1174548-77-6) is a high-purity analytical reference standard with the molecular formula C17H27BO3 and a molecular weight of 290.21 g/mol.
Owing to a steroid core, a hydroxyl group, an ether linkage, 4,4,5,5-Tetramethyl-2-[4-(pentyloxy)phenyl]-1,3,2-dioxaborolane is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 290.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 4,4,5,5-Tetramethyl-2-[4-(pentyloxy)phenyl]-1,3,2-dioxaborolane meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C17H27BO3 |
| Molecular Weight | 290.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| 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.) | 1989 |
Related Tetramethyl Standards
- 2-Methyl-4-(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)butan-2-ol (CAS 1362243-52-4)
- 2-(4-Ethyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)propan-2-ol (CAS 2883771-08-0)
- 2-Methyl-4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)butan-2-ol (CAS 2098588-50-0)
- 4,4,5,5-Tetramethyl-2-(3-(pentyloxy)phenyl)-1,3,2-dioxaborolane (CAS 2490666-19-6)
- 4,4,5,5-Tetramethyl-2-(3,5-dimethyl-4-propan-2-yloxy-phenyl)-1,3,2-dioxaborolane (CAS 2121514-76-7)
- (7-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[b]thiophen-2-yl)methanol (CAS 1207970-56-6)
- 4-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)morpholine (CAS 1150561-72-0)
- 4-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)morpholine (CAS 1201644-33-8)
Recommended Standards
- 2-(5-(tert-Butyl)-2-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1158910-45-2)
- 2-(3-Isobutoxy-5-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1218789-78-6)
- 2-(3,5-Dimethyl-4-propoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1075196-45-0)
- 2-(3-Butoxy-5-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1218789-82-2)
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