2-(3,5-Difluorophenyl)-2-oxoacetaldehyde CAS 146535-00-4
| CAS No. | 146535-00-4 |
| Molecular Formula | C8H4F2O2 |
| Molecular Weight | 170.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 170.11 g/mol gives 2-(3,5-Difluorophenyl)-2-oxoacetaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(3,5-Difluorophenyl)-2-oxoacetaldehyde (CAS 146535-00-4), molecular formula C8H4F2O2 and molecular weight 170.11 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system, 2-(3,5-Difluorophenyl)-2-oxoacetaldehyde is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 170.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-(3,5-Difluorophenyl)-2-oxoacetaldehyde 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 | C8H4F2O2 |
| Molecular Weight | 170.11 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
Related Difluorophenyl Standards
- 2-(2,4-Difluorophenyl)-2-oxoacetaldehyde (CAS 79784-36-4)
- 1-(3,4-Difluorophenyl)propan-2-one (CAS 1017083-59-8)
- 1-(2,3-Difluorophenyl)propan-2-one (CAS 101712-19-0)
- (2,6-Difluorophenyl)acetone (CAS 101712-20-3)
- (e)-3-(2,3-Difluorophenyl)prop-2-en-1-ol (CAS 1033010-15-9)
- 3-(2,4-Difluorophenyl)propanal (CAS 1057670-89-9)
- 3-(2,5-Difluorophenyl)propanal (CAS 1057670-90-2)
- 3-(2,6-Difluorophenyl)propanal (CAS 1057670-92-4)
Recommended Standards
- 4,6-Difluoroisobenzofuran-1(3H)-one (CAS 1288986-24-2)
- 5,6-Difluoroisobenzofuran-1(3H)-one (CAS 1782363-38-5)
- 6,7-difluoro-2,3-dihydro-1-benzofuran-3-one (CAS 1260013-24-8)
- (3R,4R)-2,2-difluoro-3,4,5-trihydroxypentanal (CAS 95058-90-5)
- Acetic acid ethenyl ester, polymer with ethene, 2-propenamide and 2-propen-1-yl N-(hydroxymethyl)carbamate (CAS 40838-77-5)
- 1-(3-(2-(4-Nitrobenzamido)ethyl)-1H-indol-2-yl)pyridin-1-ium bromide (CAS 1291072-38-2)
- 5-(Difluoromethyl)-1-methyl-1,2-dihydro-3H-pyrazol-3-one (CAS 121303-75-1)
- 2-(4-Butoxybenzamido)-N-methylthiophene-3-carboxamide (CAS 941916-55-8)
- Ethyl 4-((2,5-dioxopyrrolidin-1-yl)(methyl)amino)benzoate (CAS 17647-08-4)
- methyl 2-(piperidin-4-ylmethyl)benzoate hydrochloride (CAS 1187172-14-0)
- 4-(Benzyloxy)-3,5-dichloroaniline (CAS 848133-04-0)
- Ethyl 2-((4-(4-(difluoromethoxy)phenyl)pyrimidin-2-yl)thio)acetate (CAS 828277-81-2)
- 1-((3-(3,4-Dihydro-2H-benzo[b][1,4]dioxepin-7-yl)benzofuran-5-yl)oxy)propan-2-one (CAS 1574483-13-8)
- Peptide Impurity 12 (CAS CATO-CPTD788812)
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