(4-(Bis(4-methoxyphenyl)amino)phenyl)boronic acid CAS 201802-29-1
| CAS No. | 201802-29-1 |
| Molecular Formula | C20H20BNO4 |
| Molecular Weight | 349.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(4-(Bis(4-methoxyphenyl)amino)phenyl)boronic acid (CAS 201802-29-1) is a high-purity analytical reference standard with the molecular formula C20H20BNO4 and a molecular weight of 349.19 g/mol.
(4-(Bis(4-methoxyphenyl)amino)phenyl)boronic acid (C20H20BNO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. 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).
As a certified reference material (CRM), (4-(Bis(4-methoxyphenyl)amino)phenyl)boronic acid 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.
Physical & Chemical Properties
| Molecular Formula | C20H20BNO4 |
| Molecular Weight | 349.19 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
| Nitrogen Atoms | 1 |
Related Bis Standards
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- 2-((4-Methoxyphenyl)thio)-N-(5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl)acetamide (CAS 339013-83-1)
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Recommended Standards
- N-(4-Cyanopyridin-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 1418307-35-3)
- 2,4-bis(trifluoromethyl)imidazo[1,2-a][1,8] naphthyridine-8-carboxylic acid (CAS 439094-96-9)
- 4-Iodo-N-(2-methylbut-3-yn-2-yl)benzenesulfonamide (CAS 1009101-88-5)
- 3-(2,4-Dichloro-5-fluorophenyl)-1-(p-tolyl)-1H-pyrazole-4-carbaldehyde (CAS 618098-95-6)
- 3,5-Diphenylpyrazin-2-amine (CAS 41270-70-6)
- tert-Butyl (((S)-1-((S)-2-aminopropanoyl)pyrrolidin-2-yl)methyl)carbamate (CAS 1401667-23-9)
- 1-(1,1-Difluoro-ethyl)-4-n-pentyl-benzene (CAS 1186195-23-2)
- CAS 2290526-27-9 (CAS 2290526-27-9)
- 5,6-Dihydro-imidazo[2,1-b]thiazol-3-one (CAS 6703-51-1)
- (R)-2-Amino-2-(5-methyl-1H-indol-3-yl)acetic acid (CAS 1384268-76-1)
- Cyclobutanethiol (CAS 6861-61-6)
- 2-(5-chloro-4-methylpyridin-2-yl)acetic acid hydrochloride (CAS 2044796-45-2)
- 5-(2-Sulfanylethyl)imidazolidine-2,4-dione (CAS 38870-03-0)
- Semaglutide Impurity 176 (CAS CATO-C4X-2226176)
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