2,3,4-Trichlorophenol CAS 15950-66-0
| CAS No. | 15950-66-0 |
| Molecular Formula | C6H3Cl3O |
| Molecular Weight | 197.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H3Cl3O, 2,3,4-Trichlorophenol contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 197.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2,3,4-Trichlorophenol (CAS 15950-66-0), molecular formula C6H3Cl3O and molecular weight 197.45 g/mol, is a CATO reference standard with documented purity and traceability.
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), 2,3,4-Trichlorophenol 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 | C6H3Cl3O |
| Molecular Weight | 197.45 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| 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.) | 1961 |
| Halogen Content | Cl-containing |
Related Trichlorophenol Standards
- 2,3,5-Trichlorophenol (CAS 933-78-8)
- 2,3,6-Trichlorophenol (CAS 933-75-5)
- 2,4,5-Trichlorophenol (CAS 95-95-4)
- 2,4,6-Trichlorophenol (CAS 88-06-2)
- 3,4,5-Trichlorophenol (CAS 609-19-8)
- 2,3,5-Trichlorophenol-4,6-d (CAS 358730-84-4)
- 2,3,6-Trichlorophenol-4,5-d2 (CAS 93951-81-6)
- 2,4,5-Trichlorophenol-3,6-d2 (CAS 93951-82-7)
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