4-(3-Ethylureido)-3-methoxyphenylboronic acid pinacol ester, 97% CAS 917111-46-7
| CAS No. | 917111-46-7 |
| Molecular Formula | C16H25BN2O4 |
| Molecular Weight | 320.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-(3-Ethylureido)-3-methoxyphenylboronic acid pinacol ester, 97% 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.
CATO supplies 4-(3-Ethylureido)-3-methoxyphenylboronic acid pinacol ester, 97% (CAS 917111-46-7), a certified reference material (molecular formula C16H25BN2O4, MW 320.19 g/mol) for analytical method development and quality control.
4-(3-Ethylureido)-3-methoxyphenylboronic acid pinacol ester, 97% (C16H25BN2O4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C16H25BN2O4 |
| Molecular Weight | 320.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related Ethylureido Standards
- 1-(3-Ethylureido)-1-oxopropan-2-yl 2-(methylthio)nicotinate (CAS 747410-12-4)
- 5-(4-(3-Ethylureido)phenyl)-1H-1,2,4-triazole-3-sulfonamide (CAS 4922-95-6)
- Ethyl 1-(5-(3-ethylureido)pyridin-2-yl)-3,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 477712-87-1)
- (Z)-16-(3-Ethylureido)hexadec-11-enoic acid (CAS 1184844-74-3)
- 1-(2-(3-Ethylureido)ethyl)-2-methyl-1H-benzo[d]imidazole-5-carboxylic acid (CAS 1243011-06-4)
- 6'-(3-Ethylureido)-[3,3'-bipyridine]-5-carboxylic acid (CAS 1031428-69-9)
- Methyl 7-(3-ethylureido)-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 1448058-69-2)
- 4-(3-Ethylureido)benzene-1-sulfonyl chloride (CAS 677326-98-6)
Recommended Standards
- 4-(2,4-Dichlorobenzyl)-2-methylthiomorpholine-3,5-dione 1-oxide (CAS 957002-76-5)
- 4-Bromo-N-(1,3,4-thiadiazol-2-yl)benzenesulfonamide (CAS 349614-28-4)
- 3-Ethoxy-N-[2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4-pyridyl]propanamide (CAS 2246862-89-3)
- 4-Methoxy-N-[2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4-pyridyl]butanamide (CAS 2246706-64-7)
- 5-Chloro-2,8-dimethylquinolin-4(1H)-one (CAS 21629-50-5)
- Ethyl 2-((4-(1,3,5-trimethyl-1h-pyrazol-4-yl)pyrimidin-2-yl)thio)acetate (CAS 1006353-04-3)
- 2-(3-Hydroxyazetidin-1-yl)propanoic acid (CAS 1404572-34-4)
- 3-Bromo-5-methylpyrazine-2-carbonitrile (CAS 2092309-75-4)
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- 1-Bromo-5-chloro-3,4-difluoro-2-iodobenzene (CAS 2451256-38-3)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com