تفاصيل أساسية
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وصف المنتج
1. Basic Identification Information
| Parameter | English Specification/Value |
|---|---|
| IUPAC Name | 5-Chloro-2-(2,4-dichlorophenoxy)phenol |
| Common Name(s) | Triclosan; TCS; 2,4,4'-Trichloro-2'-hydroxydiphenyl ether; 三氯生；三氯新 |
| CAS Registry Number | 3380-34-5 |
| EC/EINECS Number | 222-182-2 |
| Molecular Formula | C₁₂H₇Cl₃O₂ |
| Molecular Weight | 289.54 g/mol |
| Chemical Class | Polychlorinated phenoxyphenol; broad-spectrum antimicrobial agent; preservative; deodorant |
2. Physicochemical Properties
| Property Category | Specific Parameter | Specification/Value |
|---|---|---|
| Structural Features | Functional Groups | Phenolic hydroxyl (-OH); ether linkage (-O-); three chlorine atoms (-Cl) on aromatic rings |
| Physical Appearance | State & Color | White to off-white crystalline powder; faint phenolic odor |
| Melting Point | 56–60 °C (lit.) | |
| Boiling Point | 290 °C (lit.) | |
| Density (25 °C) | 1.49 g/cm³ (crystalline form) | |
| Solubility | Polar Solvents | Soluble in ethanol (1 g/2 mL), propylene glycol (1 g/5 mL); poorly soluble in water (0.001 g/100 mL at 25 °C) |
| Non-polar Solvents | Freely soluble in cosmetic esters, mineral oil, and hexane; high lipophilicity (log P = 4.76) |
