4-Phenoxy-2-methoxyphenylboronic acid pinacol ester CAS 1196395-39-7
| CAS No. | 1196395-39-7 |
| Molecular Formula | C19H23BO4 |
| Molecular Weight | 326.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C19H23BO4, 4-Phenoxy-2-methoxyphenylboronic acid pinacol ester contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 326.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-Phenoxy-2-methoxyphenylboronic acid pinacol ester (CAS 1196395-39-7) is a high-purity analytical reference standard with the molecular formula C19H23BO4 and a molecular weight of 326.19 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 4-Phenoxy-2-methoxyphenylboronic acid pinacol ester under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H23BO4 |
| Molecular Weight | 326.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
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Recommended Standards
- (E)-1-(8-bromo-3,4-dihydro-2H-benzo[b][1,4]dioxepin-7-yl)-3-(dimethylamino)prop-2-en-1-one (CAS 1189751-27-6)
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- Oleonuezhenide (CAS 112693-21-7)
- 4-(3-Fluorobicyclo[1.1.1]Pentan-1-yl)aniline (CAS 1936606-29-9)
- 1-Methyl-1H-naphtho[2,3-d]imidazol-2-ol (CAS 32946-83-1)
- N-Cyclopropyl-1-methyl-4-nitro-1H-pyrazol-3-amine (CAS 1429417-92-4)
- N-(4-((2-(3-Ethylphenoxy)ethyl)thio)phenyl)acetamide (CAS 853697-09-3)
- 2-Bromo-3-(trifluoromethyl)pyrazine (CAS 1365988-38-0)
- 1-Bromo-8-fluoro-4-phenylisoquinolin-3-amine (CAS 338761-90-3)
- 5-Chloro-2-phenylpyridin-3-amine (CAS 1214337-63-9)
- 4-Chloro-8-(trifluoromethyl)quinoline-3-carbonitrile (CAS 157301-82-1)
- Peptide T (CAS 106362-32-7)
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