2-[4-(3-Chloropropoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 889865-32-1
| CAS No. | 889865-32-1 |
| Molecular Formula | C15H22BClO3 |
| Molecular Weight | 296.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-[4-(3-Chloropropoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (C15H22BClO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, 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 296.60 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
2-[4-(3-Chloropropoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 889865-32-1), molecular formula C15H22BClO3 and molecular weight 296.60 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C15H22BClO3 |
| Molecular Weight | 296.60 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 2-(4-Chloro-3-isopropoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2096998-40-0)
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- 2-(2-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)propan-2-ol (CAS 885069-30-7)
- 4-Chloro-3-(1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctyl)-5-phenyl-1h-pyrazole (CAS 1029636-05-2)
- 2-Methoxybenzoyl isocyanate (CAS 3998-27-4)
- 1-(Pyridin-3-yl)-N-((tetrahydrofuran-2-yl)methyl)ethan-1-amine (CAS 1021069-91-9)
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- Azathioprine EP Impurity A (CAS 4531-54-8)
- (R)-3-Hydroxy-5-Phenylpent-1-Ene (CAS 181229-59-4)
- 2-(2-Hydroxyprop-1-en-1-yl)quinolin-8-ol (CAS 496924-69-7)
- 3,3-Dimethyl-N-(4-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)butanamide (CAS 2246685-26-5)
- 5-Ethyl-4,5-dihydro-1H-pyrido[2,3-b][1,4]diazepin-2(3H)-one (CAS 1508518-75-9)
- 1,3,5-Tris(tert-butylthio)benzene (CAS 260968-03-4)
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