2-(2-chloro-5-fluorophenyl)acetaldehyde CAS 1256482-24-2
| CAS No. | 1256482-24-2 |
| Molecular Formula | C8H12ClFO |
| Molecular Weight | 178.63 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.
2-(2-chloro-5-fluorophenyl)acetaldehyde (CAS 1256482-24-2) is a high-purity analytical reference standard with the molecular formula C8H12ClFO and a molecular weight of 178.63 g/mol.
Based on its molecular formula C8H12ClFO, 2-(2-chloro-5-fluorophenyl)acetaldehyde contains a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 178.63 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.
As a certified reference material (CRM), 2-(2-chloro-5-fluorophenyl)acetaldehyde 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 | C8H12ClFO |
| Molecular Weight | 178.63 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
Related chloro Standards
- 2-(5-chloro-2-fluorophenyl)acetaldehyde (CAS 1023794-81-1)
- 2-(3-chloro-4-fluorophenyl)acetaldehyde (CAS 109346-86-3)
- 2-(2-chloro-6-fluorophenyl)acetaldehyde (CAS 111991-24-3)
- 5-chloro-4-fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1190317-94-2)
- 6-chloro-4-fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1190321-92-6)
- 6-chloro-5-fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1190321-96-0)
- 4-chloro-3-fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1211582-49-8)
- 3-chloro-6-fluoro-1H-indazole (CAS 1243360-12-4)
Recommended Standards
- 2-(3-chloro-2-fluorophenyl)acetaldehyde (CAS 1256479-71-6)
- 2-(2-chloro-4-fluorophenyl)acetaldehyde (CAS 864437-19-4)
- 2-(4-chloro-3-fluorophenyl)acetaldehyde (CAS 205880-74-6)
- 2-Chloro-1-Cyclohexyl-2-Fluoroethanone (CAS 54867-84-4)
- 1-(5,8-Dimethoxy-3,4-dihydronaphthalen-2-yl)ethanone (CAS 75251-98-8)
- 2,2-Dihydroxy-1-(p-tolyl)ethanone (CAS 16208-14-3)
- 5-Sulfo-nicotinic acid (CAS 4833-92-5)
- 1,3,4-Trimethylpyrrolo[1,2-a]pyrazine (CAS 110674-43-6)
- Macitentan Impurity 3 (CAS 1103522-45-7)
- 1-(Naphthalen-1-ylmethyl)cyclopropan-1-amine (CAS 1260674-63-2)
- 2,3,5,6-Tetrafluoro-4-((8-hydroxyoctyl)oxy)benzoic acid (CAS 1017789-71-7)
- 2-(((2-(4-Fluorophenyl)-5,5-dimethyl-1,3-dioxan-2-yl)methyl)thio)acetic acid (CAS 1387445-04-6)
- 2-(4-Formyl-2-methoxyphenoxy)-N-(m-tolyl)acetamide (CAS 31539-30-7)
- Des-Ile27-Tirzepatide (CAS CATO-CPTD788946)
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