1-Chloro-3-fluoro-2-methoxy-4-methylbenzene CAS 261762-80-5
| CAS No. | 261762-80-5 |
| Molecular Formula | C8H8ClFO |
| Molecular Weight | 174.60 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-Chloro-3-fluoro-2-methoxy-4-methylbenzene (CAS 261762-80-5) is a high-purity analytical reference standard with the molecular formula C8H8ClFO and a molecular weight of 174.60 g/mol.
Based on its molecular formula C8H8ClFO, 1-Chloro-3-fluoro-2-methoxy-4-methylbenzene contains a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 174.60 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 1-Chloro-3-fluoro-2-methoxy-4-methylbenzene 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 | C8H8ClFO |
| Molecular Weight | 174.60 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
Related Chloro Standards
- 1-(3-Chloro-5-fluorobenzyl)hydrazine (CAS 1000805-95-7)
- (3-Chloro-2-fluorobenzyl)hydrazine (CAS 1000805-97-9)
- (R)-1-(4-Chloro-3-fluorophenyl)ethan-1-ol (CAS 1016646-05-1)
- (R)-1-(4-Chloro-2-fluorophenyl)ethan-1-ol (CAS 1016646-16-4)
- 5-Chloro-2-(N,N-dimethylamino)-3-fluoropyridine (CAS 1020253-19-3)
- 3-chloro-2-hydroxypropanesulphonicacid (CAS 107-57-3)
- 1-(2-Chloro-4-fluorophenyl)ethanol (CAS 112108-68-6)
- 1-Chloro-4-fluoro-2-methoxy-3-methylbenzene (CAS 1208076-24-7)
Recommended Standards
- 1-Chloro-3-fluoro-2-(methoxymethyl)benzene (CAS 2379321-27-2)
- 1-Chloro-4-ethoxy-2-fluorobenzene (CAS 289039-33-4)
- 1-Chloro-3-ethoxy-5-fluorobenzene (CAS 289039-42-5)
- 1-chloro-4-fluoro-2-methoxy-5-methylbenzene (CAS 211172-71-3)
- Irinotecan Impurity 14 (CAS 35364-15-9)
- O-Benzyl-N-[(benzyloxy)carbonyl]-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-L-tyrosine Benzyl Ester (CAS 600737-82-4)
- (S)-Methyl 5-(2,3-bis((benzyloxy)carbonyl)guanidino)-2-((tert-butoxycarbonyl)amino)pentanoate (CAS 899442-96-7)
- 2-(4-Fluorophenyl)-N-((5-(thiophene-3-carbonyl)thiophen-2-yl)methyl)acetamide (CAS 1796970-56-3)
- Proxibarbital - API Standards (CAS 2537-29-3)
- 2-(4-Aminophenyl)-5-methyl-1,2,5-thiadiazolidine 1,1-dioxide (CAS 782420-52-4)
- 5-Methoxy-1,3,3-trimethylindolin-2-imine (CAS 803739-03-9)
- 3-(((1h-Benzo[d]imidazol-2-yl)methyl)thio)propanenitrile (CAS 64299-86-1)
- 2-(2-Fluorophenyl)-4-methyl-1H-imidazole-5-carboxylic acid (CAS 1083318-28-8)
- Tirzepatide Impurity 14 (CAS CATO-C4X-324014)
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