4-Cyano-3-(difluoromethoxy)-2-ethylbenzoic acid CAS 1807255-72-6
| CAS No. | 1807255-72-6 |
| Molecular Formula | C11H9F2NO3 |
| Molecular Weight | 241.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 241.19 g/mol gives 4-Cyano-3-(difluoromethoxy)-2-ethylbenzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-Cyano-3-(difluoromethoxy)-2-ethylbenzoic acid (CAS 1807255-72-6), a certified reference material (molecular formula C11H9F2NO3, MW 241.19 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 4-Cyano-3-(difluoromethoxy)-2-ethylbenzoic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 241.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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-Cyano-3-(difluoromethoxy)-2-ethylbenzoic 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 | C11H9F2NO3 |
| Molecular Weight | 241.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Cyano Standards
- 2-(2-Cyano-3-(difluoromethoxy)-6-methylphenyl)acetic acid (CAS 1805139-01-8)
- 2-Cyano-3-(difluoromethoxy)-5-ethylbenzoic acid (CAS 1805480-26-5)
- 2-Cyano-4-(difluoromethoxy)-3-ethylbenzoic acid (CAS 1805629-16-6)
- 4-Cyano-3-difluoromethoxy-5-ethylbenzoic acid (CAS 1805650-67-2)
- 2-Cyano-3-(difluoromethoxy)-4-ethylbenzoic acid (CAS 1807181-68-5)
- 2-Cyano-4-(difluoromethoxy)-6-ethylbenzoic acid (CAS 1807181-71-0)
- 4-Cyano-2-(difluoromethoxy)-5-ethylbenzoic acid (CAS 1807181-79-8)
- 3'-Cyano-5-fluoro-[1,1'-biphenyl]-2-carboxylic acid (CAS 1178671-57-2)
Recommended Standards
- 2-[6-(Difluoromethyl)-3-methyl-1H-pyrazolo[3,4-b]pyridin-1-yl]acetic acid (CAS 1855890-41-3)
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- (E)-2-Acetamido-3-(2,5-difluorophenyl)acrylicacid (CAS 959246-37-8)
- 2-(4-(Aminomethyl)-6-cyano-3-(difluoromethyl)pyridin-2-yl)acetic acid (CAS 1807070-65-0)
- 2-(5-phenyl-1,3,4-oxadiazol-2-yl)acetic acid (CAS 131467-94-2)
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- 1-(4-Bromophenyl)bicyclo[1.1.1]Pentane (CAS 1823935-76-7)
- Liraglutide Impurity 18 TFA Salt (CAS CATO-C4X-199218)
Why CATO?
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