(4-Ethoxy-2,5-difluorophenyl)boronic acid CAS 1452575-83-5
| CAS No. | 1452575-83-5 |
| Molecular Formula | C8H9BF2O3 |
| Molecular Weight | 201.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (4-Ethoxy-2,5-difluorophenyl)boronic acid (CAS 1452575-83-5), a certified reference material (molecular formula C8H9BF2O3, MW 201.96 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H9BF2O3, (4-Ethoxy-2,5-difluorophenyl)boronic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 201.96 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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-Ethoxy-2,5-difluorophenyl)boronic acid 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 | C8H9BF2O3 |
| Molecular Weight | 201.96 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F-containing |
Related Ethoxy Standards
- (6-Ethoxy-2,3-difluorophenyl)boronic acid (CAS 1309980-95-7)
- (4-Ethoxy-2,6-difluorophenyl)boronic acid (CAS 1310403-94-1)
- (2-Ethoxy-4,5-difluorophenyl)boronic acid (CAS 870778-87-3)
- (5-Ethoxy-2,4-difluorophenyl)boronic acid (CAS 900175-12-4)
- 3-Ethoxy-2,4-difluorophenylboronic acid (CAS 2096341-72-7)
- 4-Ethoxy-2,3-difluorophenylboronic Acid (CAS 212386-71-5)
- 4-Ethoxy-3,5-difluorophenylboronic acid (CAS 2096333-93-4)
- 4-Ethoxy-3,5-difluorobenzoic acid (CAS 1017779-19-9)
Recommended Standards
- 3,4-Difluoro-2-ethoxyphenylboronic acid (CAS 1451391-69-7)
- (3-(Difluoromethyl)-4-methoxyphenyl)boronic acid (CAS 1704065-70-2)
- (3-(2,2-Difluoroethoxy)phenyl)boronic acid (CAS 958452-33-0)
- 3,4-Difluoro-5-ethoxyphenylboronic acid (CAS 1162261-96-2)
- 3-Allylpiperidine-3-carboxylic acid (CAS 1514369-15-3)
- 5-(4-Bromophenyl)-4-cyclopropyl-4H-1,2,4-triazole-3-thiol (CAS 919970-09-5)
- Methyl 3-hydroxy-5-nitrobenzofuran-2-carboxylate (CAS 1774901-61-9)
- 2-Dimethylamino-4-hydroxy-6-aminopyrimidine (CAS 76750-84-0)
- 5-(Tetrahydrofuran-2-yl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1340138-57-9)
- 1-Methyl-4-[2-(4-piperidinyl)ethyl]piperazinedihydrochloride (CAS 1219957-74-0)
- 3-Hydroxyquinolin-2(1H)-one (CAS 26386-86-7)
- 4-[3-(2,2,2-Trifluoroethyl)-1,2,4-oxadiazol-5-yl]piperidine hydrochloride (CAS 1351499-79-0)
- Methyl (R)-2-hydroxy-2-((4R,4'R,5R)-2,2,2',2'-tetramethyl-[4,4'-bi(1,3-dioxolan)]-5-yl)acetate (CAS 114743-85-0)
- Liraglutide (CAS 204656-20-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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