(3-Cyclopropyl-5-ethylphenyl)boronic acid CAS 2225171-54-8
| CAS No. | 2225171-54-8 |
| Molecular Formula | C11H15BO2 |
| Molecular Weight | 190.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
(3-Cyclopropyl-5-ethylphenyl)boronic acid (CAS 2225171-54-8), molecular formula C11H15BO2 and molecular weight 190.05 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (3-Cyclopropyl-5-ethylphenyl)boronic acid (C11H15BO2) 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 190.05 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C11H15BO2 |
| Molecular Weight | 190.05 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| 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.) | 1998 |
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Recommended Standards
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- (E)-(4-(Pent-1-en-1-yl)phenyl)boronic acid (CAS 1268249-78-0)
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- (E)-3-(4-(Trifluoromethyl)phenyl)prop-2-en-1-ol (CAS 125617-18-7)
- [1-(2-Furyl)cyclopropyl]amine hydrochloride (CAS 1332529-60-8)
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