4,4,5,5-Tetramethyl-2-(3-propoxyphenyl)-1,3,2-dioxaborolane CAS 1689469-59-7
| CAS No. | 1689469-59-7 |
| Molecular Formula | C15H23BO3 |
| Molecular Weight | 262.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4,4,5,5-Tetramethyl-2-(3-propoxyphenyl)-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.
4,4,5,5-Tetramethyl-2-(3-propoxyphenyl)-1,3,2-dioxaborolane (CAS 1689469-59-7), molecular formula C15H23BO3 and molecular weight 262.15 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4,4,5,5-Tetramethyl-2-(3-propoxyphenyl)-1,3,2-dioxaborolane (C15H23BO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 262.15 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H23BO3 |
| Molecular Weight | 262.15 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.) | 1994 |
Related Tetramethyl Standards
- 2-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)propyl)phenol (CAS 1073355-25-5)
- 4,4,5,5-Tetramethyl-2-(4-propoxyphenyl)-1,3,2-dioxaborolane (CAS 1374430-02-0)
- 3-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)propan-1-ol (CAS 1392235-07-2)
- 3-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)bicyclo[1.1.1]pentan-1-yl)cyclobutan-1-one (CAS 2826263-65-2)
- 3-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)propan-1-ol (CAS 651030-57-8)
- 4,4,5,5-Tetramethyl-2-(2-(p-tolyloxy)ethyl)-1,3,2-dioxaborolane (CAS 2377606-91-0)
- 4-(Tetramethyl-1,3,2-dioxaborolan-2-yl)-2,1,3-benzothiadiazole (CAS 1088118-97-1)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[c][1,2,5]thiadiazole (CAS 1168135-03-2)
Recommended Standards
- 2-(4-Ethoxy-2-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1688679-44-8)
- 1-(3-Bromonaphthalen-2-yl)cyclopropan-1-amine (CAS 1704104-02-8)
- 2-(2-Ethyl-4-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1674364-13-6)
- 1-(6-Bromonaphthalen-2-yl)cyclopropan-1-amine (CAS 1704128-93-7)
- 4-(2,2-Dimethylthiomorpholino)butan-2-one (CAS 1600592-31-1)
- 3-(Benzyl(methyl)amino)propane-1,2-diol (CAS 60278-98-0)
- (4-(3-(Dimethylamino)propoxy)phenyl)methanol (CAS 426831-08-5)
- N-(4,5-Dihydro-1H-imidazol-2-yl)isoindolin-2-amine (CAS 72745-59-6)
- Methyl (s)-1-tosylaziridine-2-carboxylate (CAS 105424-75-7)
- 2-Amino-N-(4-fluorophenyl)benzamide (CAS 216502-06-6)
- 1-methyl-2-oxo-1,2,3,4-tetrahydroquinoline-6-carbaldehyde (CAS 1343210-73-0)
- 5-aminonaphthalene-1-carboxylic acid (CAS 32018-88-5)
- 5-(2-(Trifluoromethyl)phenyl)isoxazol-3-amine (CAS 1498502-41-2)
- Liraglutide Impurity 19 TFA Salt (CAS CATO-C4X-199219)
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