5-Fluoro-m-xylene CAS 461-97-2
| CAS No. | 461-97-2 |
| Molecular Formula | C8H9F |
| Molecular Weight | 124.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Fluoro-m-xylene (C8H9F) contains fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 124.16 g/mol, it falls into the low-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
5-Fluoro-m-xylene (CAS 461-97-2) is a high-purity analytical reference standard with the molecular formula C8H9F and a molecular weight of 124.16 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Fluoro-m-xylene 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 | C8H9F |
| Molecular Weight | 124.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
Related Fluoro Standards
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- 4-Fluoro-o-xylene (CAS 452-64-2)
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Recommended Standards
- 5-Ethynylthiazol-2-amine (CAS 912639-82-8)
- 5-Methylisothiazole-3-carbonitrile (CAS 65735-08-2)
- 5-Ethynyl-3-methyl-1,2,4-thiadiazole (CAS 2098094-15-4)
- ethanesulfonohydrazide (CAS 37984-88-6)
- trans-2-Chlorocyclopentanol (CAS 20377-80-4)
- 2-Mesityl-2-(prop-2-yn-1-ylamino)acetic acid (CAS 1270715-87-1)
- N-(1-(1H-benzo[d]imidazol-2-yl)-2-phenylethyl)-3,4-dichlorobenzamide (CAS 338410-59-6)
- 1-Fluoro-2-iodo-3-methoxy-4-methylbenzene (CAS 2383375-38-8)
- (4-Methoxy-3-(prop-2-yn-1-yloxy)phenyl)methanol (CAS 385383-49-3)
- 5-(4-Aminophenoxy)-2-((tetrahydrofuran-2-yl)methyl)isoindoline-1,3-dione (CAS 444149-14-8)
- L-Phe-NCA (CAS 14825-82-2)
- 3-Allyl-5-aminobenzo[d]oxazol-2(3h)-one (CAS 1018617-68-9)
- 4-Chloro-3-hydroxybenzoic Acid Ethyl Ester (CAS 335013-90-6)
- Insulin Degludec Impurity 5 (CAS CATO-C4X-21575)
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