2-Chloro-4-n-pentylbenzophenone CAS 64358-08-3
| CAS No. | 64358-08-3 |
| Molecular Formula | C18H19ClO |
| Molecular Weight | 286.80 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 286.80 g/mol gives 2-Chloro-4-n-pentylbenzophenone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-Chloro-4-n-pentylbenzophenone (CAS 64358-08-3), a certified reference material (molecular formula C18H19ClO, MW 286.80 g/mol) for analytical method development and quality control.
Based on its molecular formula C18H19ClO, 2-Chloro-4-n-pentylbenzophenone contains a steroid core, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 286.80 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C18H19ClO |
| Molecular Weight | 286.80 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- 2-Methyl-3-((trifluoromethyl)thio)pyridine (CAS 2386384-47-8)
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- 2,3,4-Trifluorophenyl acetate (CAS 887267-51-8)
- Tert-butyl 6-methyl-2,6-diazaspiro[3.4]Octane-2-carboxylate (CAS 1935909-30-0)
- Torasemide impurity 40 (CAS CATO-C4X-183640)
- 2-(4-Ethylphenyl)-5-propylpyrimidine (CAS 98495-11-5)
- 4-Bromo-2-hydroxy-N-(1-methyl-1h-pyrazol-3-yl)benzamide (CAS 1252387-20-4)
- Vonoprazan Impurity 247 (CAS CATO-C4X-1020247)
- 1-BOC-7-Methoxyindole (CAS 1215205-77-8)
- Tirzepatide Impurity 49 (CAS CATO-C4X-324049)
Why CATO?
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