1-(2-Fluoro-4-methylphenyl)ethanone CAS 29427-48-3
| CAS No. | 29427-48-3 |
| Molecular Formula | C9H9FO |
| Molecular Weight | 152.17 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.
1-(2-Fluoro-4-methylphenyl)ethanone (CAS 29427-48-3) is a high-purity analytical reference standard with the molecular formula C9H9FO and a molecular weight of 152.17 g/mol.
Structurally, 1-(2-Fluoro-4-methylphenyl)ethanone (C9H9FO) contains a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 152.17 g/mol, it falls into the medium-molecular-weight range. 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), 1-(2-Fluoro-4-methylphenyl)ethanone 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 | C9H9FO |
| Molecular Weight | 152.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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 | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | F-containing |
Related Fluoro Standards
- 2-fluoro-2,3-dihydro-1H-inden-1-ol (CAS 1038998-81-0)
- 2-(4-Fluoro-2-methylphenyl)oxirane (CAS 111991-16-3)
- 2-(4-Fluoro-2-methylphenyl)acetaldehyde (CAS 111991-26-5)
- 3-Fluoro-5,6,7,8-tetrahydro-1,6-naphthyridine (CAS 1196151-63-9)
- 3-Fluoro-5,6,7,8-tetrahydro-1,7-naphthyridine (CAS 1196153-21-5)
- 7-Fluoro-1,2,3,4-tetrahydro-1,5-naphthyridine (CAS 1211527-95-5)
- 1-(2-Fluoro-6-methylphenyl)ethan-1-one (CAS 1214366-42-3)
- (1s)-5-Fluoro-2,3-dihydro-1h-inden-1-ol (CAS 1235439-34-5)
Recommended Standards
- 1-(2-Fluoro-3-methylphenyl)ethanone (CAS 865664-05-7)
- 1-(2-Fluoro-5-methylphenyl)ethanone (CAS 446-07-1)
- 1-(1-Fluorovinyl)-4-methoxybenzene (CAS 66472-51-3)
- 1-(2-Fluorophenyl)prop-2-en-1-ol (CAS 58824-51-4)
- 1-(4-Fluorophenyl)cyclohexan-1-amine (CAS 17380-80-2)
- tert-butyl 3-cyano-3-acetamidopyrrolidine-1-carboxylate (CAS 1803582-78-6)
- N-((1H-Imidazol-2-yl)methyl)ethanamine (CAS 473927-62-7)
- 8-(Tert-butoxycarbonyl)-1-thia-8-azaspiro[4.5]decane-4-carboxylicacid1,1-dioxide (CAS 1373028-36-4)
- 4,7-Dihydroxyisoindoline-1,3-dione (CAS 51674-11-4)
- 4-{[(3-chlorophenyl)amino]methylidene}-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 339020-98-3)
- 5-Methyl-N-phenylisoxazole-4-carboxamide (CAS 134319-17-8)
- Semaglutide impurity 29 (CAS 110990-08-4)
- 7,9-Dichloro-2-(4-methoxyphenyl)-5-phenyl-5,10b-dihydro-1H-benzo[e]pyrazolo[1,5-c][1,3]oxazine (CAS 303061-33-8)
- D-[Phe6]-Semaglutide (CAS CATO-C4X-2226213)
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