2,3,5,6-Tetrafluoro-4-methoxybenzaldehyde CAS 19161-44-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19161-44-5 |
| Molecular Formula | C8H4F4O2 |
| Molecular Weight | 208.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3,5,6-Tetrafluoro-4-methoxybenzaldehyde (CAS 19161-44-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H4F4O2. Molecular weight: 208.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H4F4O2 |
| Molecular Weight | 208.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | F-containing |
Related Tetrafluoro Standards
- 5,6,7,8-Tetrafluoro-2,3-dihydrobenzo[b][1,4]dioxine (CAS 1743-87-9)
- 2,2,3,3-Tetrafluoro-2,3-dihydro-1,4-benzodioxine (CAS 94767-47-2)
- 2,3,5,6-Tetrafluoro-4-methylbenzoic acid (CAS 652-32-4)
- 2,2,3,3-Tetrafluoro-2,3-dihydrobenzofuran-5-amine (CAS 103082-67-3)
- 2,2,3,3-Tetrafluoro-2,3-dihydrobenzofuran-6-amine (CAS 114851-31-9)
- (2,3,5,6-tetrafluoro-4-pyridinyl)acetic acid (CAS 65697-73-6)
- 3,4,4,4-Tetrafluoro-3-(trifluoromethoxy)but-1-yne (CAS 261760-14-9)
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Recommended Standards
- 4-Fluoro-2-hydroxy-5-(trifluoromethyl)benzaldehyde (CAS 1823917-95-8)
- 2-(3,4-Difluorophenyl)-2,2-difluoroacetic Acid (CAS 915030-48-7)
- 2-Fluoro-6-hydroxy-4-(trifluoromethyl)benzaldehyde (CAS 1823327-58-7)
- 1,2,3,4-tetrahydroquinoline-8-carbaldehyde (CAS 69906-07-6)
- 2-Aminopyrazolo[1,5-a]pyrimidine-3-carboxylic Acid (CAS 1394003-86-1)
- 2H-Thiochromeno[7,8-b]furan-2-one (CAS 178625-88-2)
- (3-(4-Bromophenyl)-1-phenyl-1H-pyrazol-4-yl)methanol (CAS 36640-55-8)
- Rel-(1r,4r)-4-phenyl-1-(prop-1-yn-1-yl)cyclohexan-1-ol (CAS 91621-56-6)
- 1-(4-Bromophenyl)-2-(ethylthio)propan-1-one (CAS 1157360-85-4)
- Tirzepatide Impurity 13 (CAS CATO-C4X-324013)
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